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83% off
Mini W3230 Probe Line Digital Temperature Control LED Display Thermostat With Heat/Cooling Control Instrument 12V 24V 110-220V Mini W3230 Probe Line Digital Temperature Control LED Display Thermostat With Heat/Cooling Control Instrument 12V 24V 110-220V

Mini W3230 Probe Line Digital Temperature Control LED Display Thermostat With Heat/Cooling Control Instrument 12V 24V 110-220V

$0.99$5.90

606 sold
45% off
12V Digital Temp Thermostat Temperature Controller Sensor Relay Switch -50-110C W1209 12V Digital Temp Thermostat Temperature Controller Sensor Relay Switch -50-110C W1209

12V Digital Temp Thermostat Temperature Controller Sensor Relay Switch -50-110C W1209

$0.99$1.82

256 sold
59% off
9V-12V Liquid Water Level Controller Sensor Automatic Pumping Drainage Water Level Detection Water Short Protection Pump Control 9V-12V Liquid Water Level Controller Sensor Automatic Pumping Drainage Water Level Detection Water Short Protection Pump Control

9V-12V Liquid Water Level Controller Sensor Automatic Pumping Drainage Water Level Detection Water Short Protection Pump Control

$1.91$4.66

203 sold
56% off
AHC30A New Type 40A Din Rail 2 wire Weekly 7 Days Programmable Digital TIME SWITCH Relay Timer Control AC 12V 24V 110V 220-240V AHC30A New Type 40A Din Rail 2 wire Weekly 7 Days Programmable Digital TIME SWITCH Relay Timer Control AC 12V 24V 110V 220-240V

AHC30A New Type 40A Din Rail 2 wire Weekly 7 Days Programmable Digital TIME SWITCH Relay Timer Control AC 12V 24V 110V 220-240V

$2.73$6.23

226 sold
71% off
2 in 1 Pump Pour Water Automatic Controller DC 12V Liquid Level Sensor Switch Relay Module for Motor Fish tank Waterhouse Irriga 2 in 1 Pump Pour Water Automatic Controller DC 12V Liquid Level Sensor Switch Relay Module for Motor Fish tank Waterhouse Irriga

2 in 1 Pump Pour Water Automatic Controller DC 12V Liquid Level Sensor Switch Relay Module for Motor Fish tank Waterhouse Irriga

$1.09$3.78

469 sold
79% off
XH-W3005 W3005 DC 12V 24V 220V 10A Digital Humidity Controller Hygrometer Control Switch 0~99%RH Hygrostat w/ Humidity Sensor XH-W3005 W3005 DC 12V 24V 220V 10A Digital Humidity Controller Hygrometer Control Switch 0~99%RH Hygrostat w/ Humidity Sensor

XH-W3005 W3005 DC 12V 24V 220V 10A Digital Humidity Controller Hygrometer Control Switch 0~99%RH Hygrostat w/ Humidity Sensor

$0.99$4.85

233 sold
27% off
Weekly 7 Days Programmable Digital TIME SWITCH Relay Timer Control AC 220V 230V 110V DC24V 12V THC30 30A Din Rail Mount Weekly 7 Days Programmable Digital TIME SWITCH Relay Timer Control AC 220V 230V 110V DC24V 12V THC30 30A Din Rail Mount

Weekly 7 Days Programmable Digital TIME SWITCH Relay Timer Control AC 220V 230V 110V DC24V 12V THC30 30A Din Rail Mount

$6.43$8.93

857 sold
59% off
Dual Digital STC-3008 Temperature Controller Two Relay Output Thermostat Heater with Probe 12V 24V 220V Home Fridge Cool Heat Dual Digital STC-3008 Temperature Controller Two Relay Output Thermostat Heater with Probe 12V 24V 220V Home Fridge Cool Heat

Dual Digital STC-3008 Temperature Controller Two Relay Output Thermostat Heater with Probe 12V 24V 220V Home Fridge Cool Heat

$7.03$17.33

579 sold
59% off
DC 12V/15V 18W 0.5A 24W 1A 2S UPS Power Supply Module Uninterruptible Power Supply Control Motherboard Support For Charge Boost DC 12V/15V 18W 0.5A 24W 1A 2S UPS Power Supply Module Uninterruptible Power Supply Control Motherboard Support For Charge Boost

DC 12V/15V 18W 0.5A 24W 1A 2S UPS Power Supply Module Uninterruptible Power Supply Control Motherboard Support For Charge Boost

$1.80$4.48

230 sold
79% off
W3005 12V 24V 220V Digital Humidity Controller instrument Humidity control Switch hygrostat Hygrometer SHT20 Humidity sensor W3005 12V 24V 220V Digital Humidity Controller instrument Humidity control Switch hygrostat Hygrometer SHT20 Humidity sensor

W3005 12V 24V 220V Digital Humidity Controller instrument Humidity control Switch hygrostat Hygrometer SHT20 Humidity sensor

$0.99$4.85

249 sold
43% off
Javino W1209 DC 5V 12V heat cool temp thermostat temperature control switch temperature controller thermometer thermo controller Javino W1209 DC 5V 12V heat cool temp thermostat temperature control switch temperature controller thermometer thermo controller

Javino W1209 DC 5V 12V heat cool temp thermostat temperature control switch temperature controller thermometer thermo controller

$0.99$1.74

195 sold
5% off
W3002 Temperature Controller 220V 110V 24V 12V 10A Digital LED Thermostat Control Switch Thermoregulator Sensor Meter With Probe W3002 Temperature Controller 220V 110V 24V 12V 10A Digital LED Thermostat Control Switch Thermoregulator Sensor Meter With Probe

W3002 Temperature Controller 220V 110V 24V 12V 10A Digital LED Thermostat Control Switch Thermoregulator Sensor Meter With Probe

$3.56$3.75

238 sold
72% off
DC 12V Water Level Sensor Controller Switch Module Automatic Liquid Level Flow Control Switch for Motor Water Pump Fish Tank DC 12V Water Level Sensor Controller Switch Module Automatic Liquid Level Flow Control Switch for Motor Water Pump Fish Tank

DC 12V Water Level Sensor Controller Switch Module Automatic Liquid Level Flow Control Switch for Motor Water Pump Fish Tank

$7.15$25.64

452 sold
74% off
Digital Temperature Controller Thermostat Thermoregulator incubator Relay LED 10A Heating Cooling STC-1000 STC 1000 12V 24V 220V Digital Temperature Controller Thermostat Thermoregulator incubator Relay LED 10A Heating Cooling STC-1000 STC 1000 12V 24V 220V

Digital Temperature Controller Thermostat Thermoregulator incubator Relay LED 10A Heating Cooling STC-1000 STC 1000 12V 24V 220V

$1.20$4.70

158 sold
70% off
W3230 Relay Output Digital Temperature Controller -55~120°C Thermostat Regulator Heating Cooling Control Switch 12V 24V 110-220V W3230 Relay Output Digital Temperature Controller -55~120°C Thermostat Regulator Heating Cooling Control Switch 12V 24V 110-220V

W3230 Relay Output Digital Temperature Controller -55~120°C Thermostat Regulator Heating Cooling Control Switch 12V 24V 110-220V

$0.99$3.41

633 sold
77% off
STC 1000 LED digital thermostat for incubator temperature controller thermostat relay heating cooling 12V 24V 110V 220V STC 1000 LED digital thermostat for incubator temperature controller thermostat relay heating cooling 12V 24V 110V 220V

STC 1000 LED digital thermostat for incubator temperature controller thermostat relay heating cooling 12V 24V 110V 220V

$7.30$32.64

639 sold
70% off
XH-M203 water level controller automatic water level controller water level switch level water pump controller 12V Relay Output XH-M203 water level controller automatic water level controller water level switch level water pump controller 12V Relay Output

XH-M203 water level controller automatic water level controller water level switch level water pump controller 12V Relay Output

$0.99$3.30

428 sold
59% off
Single 12V 2A DC PWM 2-3 Wire Fan Temperature Control Speed Controller Driver Module for Chassis Computer Noise Reduction Module Single 12V 2A DC PWM 2-3 Wire Fan Temperature Control Speed Controller Driver Module for Chassis Computer Noise Reduction Module

Single 12V 2A DC PWM 2-3 Wire Fan Temperature Control Speed Controller Driver Module for Chassis Computer Noise Reduction Module

$1.94$4.80

205 sold
55% off
STC-3028 Dual Digital Thermostat Temperature Humidity Control Thermometer Hygrometer Incubator Controller AC 220V DC 12V 24V STC-3028 Dual Digital Thermostat Temperature Humidity Control Thermometer Hygrometer Incubator Controller AC 220V DC 12V 24V

STC-3028 Dual Digital Thermostat Temperature Humidity Control Thermometer Hygrometer Incubator Controller AC 220V DC 12V 24V

$25.90$58.48

357 sold
19% off
Single 12V 0.8A DC PWM 2-3 Wire Fan Temperature Control Speed Controller Chassis Computer Noise Reduction Module NTC B 50K 3950 Single 12V 0.8A DC PWM 2-3 Wire Fan Temperature Control Speed Controller Chassis Computer Noise Reduction Module NTC B 50K 3950

Single 12V 0.8A DC PWM 2-3 Wire Fan Temperature Control Speed Controller Chassis Computer Noise Reduction Module NTC B 50K 3950

$1.29$1.59

173 sold
38% off
DC 5V 12V 24V AC 110-220V W1209 LED Digital Thermostat Temperature Controller Thermometer Switch Module Waterproof NTC Sensor DC 5V 12V 24V AC 110-220V W1209 LED Digital Thermostat Temperature Controller Thermometer Switch Module Waterproof NTC Sensor

DC 5V 12V 24V AC 110-220V W1209 LED Digital Thermostat Temperature Controller Thermometer Switch Module Waterproof NTC Sensor

$0.99$1.60

459 sold
52% off
Digital Humidity Controller XH-W3005 12V 24V 220V Humidistat Hygrometer Humidity Control Switch regulator+Humidity sensor Probe Digital Humidity Controller XH-W3005 12V 24V 220V Humidistat Hygrometer Humidity Control Switch regulator+Humidity sensor Probe

Digital Humidity Controller XH-W3005 12V 24V 220V Humidistat Hygrometer Humidity Control Switch regulator+Humidity sensor Probe

$2.93$6.10

162 sold
65% off
W3001 digital LED temperature controller thermostat switch probe thermometer thermostat sensor 12V/24V/110V/220V W3001 digital LED temperature controller thermostat switch probe thermometer thermostat sensor 12V/24V/110V/220V

W3001 digital LED temperature controller thermostat switch probe thermometer thermostat sensor 12V/24V/110V/220V

$7.19$20.95

771 sold
15% off
XH-W3002 W3002 W3001 DC 12V 24V AC 110V-220V LED Digital Thermoregulator Thermostat Temperature Controller Meter Heating Cooling XH-W3002 W3002 W3001 DC 12V 24V AC 110V-220V LED Digital Thermoregulator Thermostat Temperature Controller Meter Heating Cooling

XH-W3002 W3002 W3001 DC 12V 24V AC 110V-220V LED Digital Thermoregulator Thermostat Temperature Controller Meter Heating Cooling

$1.36$1.60

192 sold
65% off
1.37 Inch Programmable Digital Timer Switch Relay Control DC 12V 24V 20A AC 110V 220V 10A Time Controller Delay Relay Module 1.37 Inch Programmable Digital Timer Switch Relay Control DC 12V 24V 20A AC 110V 220V 10A Time Controller Delay Relay Module

1.37 Inch Programmable Digital Timer Switch Relay Control DC 12V 24V 20A AC 110V 220V 10A Time Controller Delay Relay Module

$1.95$5.65

261 sold
65% off
12V 24V 110-220V W3002 digital temperature controller microcomputer thermostat regulator hot and cold temperature control switch 12V 24V 110-220V W3002 digital temperature controller microcomputer thermostat regulator hot and cold temperature control switch

12V 24V 110-220V W3002 digital temperature controller microcomputer thermostat regulator hot and cold temperature control switch

$7.16$20.92

1466 sold
74% off
Auto Car LCD Digital Display Indoor Outdoor Thermometer Meter With 1.5m Cable Auto Car LCD Digital Display Indoor Outdoor Thermometer Meter With 1.5m Cable

Auto Car LCD Digital Display Indoor Outdoor Thermometer Meter With 1.5m Cable

$1.19$4.69

224 sold
71% off
NE555 5V/12V Water Level Automatic Controller Liquid Sensor Switch Solenoid valve Motor Pump automatic control Relay Board NE555 5V/12V Water Level Automatic Controller Liquid Sensor Switch Solenoid valve Motor Pump automatic control Relay Board

NE555 5V/12V Water Level Automatic Controller Liquid Sensor Switch Solenoid valve Motor Pump automatic control Relay Board

$0.99$3.52

296 sold
56% off
THC15A New Type Din Rail 2 wire Weekly 7 Days Programmable Digital TIME SWITCH Relay Timer Control AC 12V 24V 48V 220V 230V THC15A New Type Din Rail 2 wire Weekly 7 Days Programmable Digital TIME SWITCH Relay Timer Control AC 12V 24V 48V 220V 230V

THC15A New Type Din Rail 2 wire Weekly 7 Days Programmable Digital TIME SWITCH Relay Timer Control AC 12V 24V 48V 220V 230V

$2.68$6.18

385 sold
68% off
XH-M203 water level controller automatic water level controller water level switch level water pump controller 12V Relay Output XH-M203 water level controller automatic water level controller water level switch level water pump controller 12V Relay Output

XH-M203 water level controller automatic water level controller water level switch level water pump controller 12V Relay Output

$0.99$3.18

195 sold
68% off
W3230 12V 24V 220V digital temperature controller thermostat regulator heating cooling control thermostat with sensor thermostat W3230 12V 24V 220V digital temperature controller thermostat regulator heating cooling control thermostat with sensor thermostat

W3230 12V 24V 220V digital temperature controller thermostat regulator heating cooling control thermostat with sensor thermostat

$7.16$22.66

570 sold
54% off
THC15A New Type Din Rail 2 wire Weekly 7 Days Programmable Digital TIME SWITCH Relay Timer Control AC 12V 24V 48V230V 220V THC15A New Type Din Rail 2 wire Weekly 7 Days Programmable Digital TIME SWITCH Relay Timer Control AC 12V 24V 48V230V 220V

THC15A New Type Din Rail 2 wire Weekly 7 Days Programmable Digital TIME SWITCH Relay Timer Control AC 12V 24V 48V230V 220V

$2.95$6.45

819 sold
36% off
-60 -500℃ LED Digital Temperature Controller Meter K Type Thermocouple M6 Probe Sensor Embedded Thermostat AC 220V/DC 5V/12V/24V -60 -500℃ LED Digital Temperature Controller Meter K Type Thermocouple M6 Probe Sensor Embedded Thermostat AC 220V/DC 5V/12V/24V

-60 -500℃ LED Digital Temperature Controller Meter K Type Thermocouple M6 Probe Sensor Embedded Thermostat AC 220V/DC 5V/12V/24V

$5.38$8.41

147 sold
67% off
W3001 110V 220V 12V 24V Digital Temperature Controller Thermostat Thermoregulator Aquarium Incubator Water Heater Temp Regulator W3001 110V 220V 12V 24V Digital Temperature Controller Thermostat Thermoregulator Aquarium Incubator Water Heater Temp Regulator

W3001 110V 220V 12V 24V Digital Temperature Controller Thermostat Thermoregulator Aquarium Incubator Water Heater Temp Regulator

$0.99$3.02

459 sold
72% off
W3230 12V 24V AC110-220V Probe line 20A Digital Temperature Control LED Display Thermostat With Heat/Cooling Control Instrument W3230 12V 24V AC110-220V Probe line 20A Digital Temperature Control LED Display Thermostat With Heat/Cooling Control Instrument

W3230 12V 24V AC110-220V Probe line 20A Digital Temperature Control LED Display Thermostat With Heat/Cooling Control Instrument

$0.99$3.55

1146 sold
50% off
W3230 Digital Temperature Controller 12V 24V 220V Probe Line Thermostat Regulator Thermoregulator Heating Cooling Control Switch W3230 Digital Temperature Controller 12V 24V 220V Probe Line Thermostat Regulator Thermoregulator Heating Cooling Control Switch

W3230 Digital Temperature Controller 12V 24V 220V Probe Line Thermostat Regulator Thermoregulator Heating Cooling Control Switch

$1.39$2.78

176 sold
83% off
Mini W3230 Probe Line Digital Temperature Control LED Display Thermostat With Heat/Cooling Control Instrument 12V 24V 110-220V Mini W3230 Probe Line Digital Temperature Control LED Display Thermostat With Heat/Cooling Control Instrument 12V 24V 110-220V

Mini W3230 Probe Line Digital Temperature Control LED Display Thermostat With Heat/Cooling Control Instrument 12V 24V 110-220V

$0.99 $5.90

606 sold

Categories: Tools, Measurement & Analysis Instruments

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45% off
12V Digital Temp Thermostat Temperature Controller Sensor Relay Switch -50-110C W1209 12V Digital Temp Thermostat Temperature Controller Sensor Relay Switch -50-110C W1209

12V Digital Temp Thermostat Temperature Controller Sensor Relay Switch -50-110C W1209

$0.99 $1.82

256 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now
59% off
9V-12V Liquid Water Level Controller Sensor Automatic Pumping Drainage Water Level Detection Water Short Protection Pump Control 9V-12V Liquid Water Level Controller Sensor Automatic Pumping Drainage Water Level Detection Water Short Protection Pump Control

9V-12V Liquid Water Level Controller Sensor Automatic Pumping Drainage Water Level Detection Water Short Protection Pump Control

$1.91 $4.66

203 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now
56% off
AHC30A New Type 40A Din Rail 2 wire Weekly 7 Days Programmable Digital TIME SWITCH Relay Timer Control AC 12V 24V 110V 220-240V AHC30A New Type 40A Din Rail 2 wire Weekly 7 Days Programmable Digital TIME SWITCH Relay Timer Control AC 12V 24V 110V 220-240V

AHC30A New Type 40A Din Rail 2 wire Weekly 7 Days Programmable Digital TIME SWITCH Relay Timer Control AC 12V 24V 110V 220-240V

$2.73 $6.23

226 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now
71% off
2 in 1 Pump Pour Water Automatic Controller DC 12V Liquid Level Sensor Switch Relay Module for Motor Fish tank Waterhouse Irriga 2 in 1 Pump Pour Water Automatic Controller DC 12V Liquid Level Sensor Switch Relay Module for Motor Fish tank Waterhouse Irriga

2 in 1 Pump Pour Water Automatic Controller DC 12V Liquid Level Sensor Switch Relay Module for Motor Fish tank Waterhouse Irriga

$1.09 $3.78

469 sold

Categories: Tools, Measurement & Analysis Instruments

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79% off
XH-W3005 W3005 DC 12V 24V 220V 10A Digital Humidity Controller Hygrometer Control Switch 0~99%RH Hygrostat w/ Humidity Sensor XH-W3005 W3005 DC 12V 24V 220V 10A Digital Humidity Controller Hygrometer Control Switch 0~99%RH Hygrostat w/ Humidity Sensor

XH-W3005 W3005 DC 12V 24V 220V 10A Digital Humidity Controller Hygrometer Control Switch 0~99%RH Hygrostat w/ Humidity Sensor

$0.99 $4.85

233 sold

Categories: Tools, Measurement & Analysis Instruments

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27% off
Weekly 7 Days Programmable Digital TIME SWITCH Relay Timer Control AC 220V 230V 110V DC24V 12V THC30 30A Din Rail Mount Weekly 7 Days Programmable Digital TIME SWITCH Relay Timer Control AC 220V 230V 110V DC24V 12V THC30 30A Din Rail Mount

Weekly 7 Days Programmable Digital TIME SWITCH Relay Timer Control AC 220V 230V 110V DC24V 12V THC30 30A Din Rail Mount

$6.43 $8.93

857 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now
59% off
Dual Digital STC-3008 Temperature Controller Two Relay Output Thermostat Heater with Probe 12V 24V 220V Home Fridge Cool Heat Dual Digital STC-3008 Temperature Controller Two Relay Output Thermostat Heater with Probe 12V 24V 220V Home Fridge Cool Heat

Dual Digital STC-3008 Temperature Controller Two Relay Output Thermostat Heater with Probe 12V 24V 220V Home Fridge Cool Heat

$7.03 $17.33

579 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now
59% off
DC 12V/15V 18W 0.5A 24W 1A 2S UPS Power Supply Module Uninterruptible Power Supply Control Motherboard Support For Charge Boost DC 12V/15V 18W 0.5A 24W 1A 2S UPS Power Supply Module Uninterruptible Power Supply Control Motherboard Support For Charge Boost

DC 12V/15V 18W 0.5A 24W 1A 2S UPS Power Supply Module Uninterruptible Power Supply Control Motherboard Support For Charge Boost

$1.80 $4.48

230 sold

Categories: Tools, Measurement & Analysis Instruments

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79% off
W3005 12V 24V 220V Digital Humidity Controller instrument Humidity control Switch hygrostat Hygrometer SHT20 Humidity sensor W3005 12V 24V 220V Digital Humidity Controller instrument Humidity control Switch hygrostat Hygrometer SHT20 Humidity sensor

W3005 12V 24V 220V Digital Humidity Controller instrument Humidity control Switch hygrostat Hygrometer SHT20 Humidity sensor

$0.99 $4.85

249 sold

Categories: Tools, Measurement & Analysis Instruments

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43% off
Javino W1209 DC 5V 12V heat cool temp thermostat temperature control switch temperature controller thermometer thermo controller Javino W1209 DC 5V 12V heat cool temp thermostat temperature control switch temperature controller thermometer thermo controller

Javino W1209 DC 5V 12V heat cool temp thermostat temperature control switch temperature controller thermometer thermo controller

$0.99 $1.74

195 sold

Categories: Tools, Measurement & Analysis Instruments

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5% off
W3002 Temperature Controller 220V 110V 24V 12V 10A Digital LED Thermostat Control Switch Thermoregulator Sensor Meter With Probe W3002 Temperature Controller 220V 110V 24V 12V 10A Digital LED Thermostat Control Switch Thermoregulator Sensor Meter With Probe

W3002 Temperature Controller 220V 110V 24V 12V 10A Digital LED Thermostat Control Switch Thermoregulator Sensor Meter With Probe

$3.56 $3.75

238 sold

Categories: Tools, Measurement & Analysis Instruments

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72% off
DC 12V Water Level Sensor Controller Switch Module Automatic Liquid Level Flow Control Switch for Motor Water Pump Fish Tank DC 12V Water Level Sensor Controller Switch Module Automatic Liquid Level Flow Control Switch for Motor Water Pump Fish Tank

DC 12V Water Level Sensor Controller Switch Module Automatic Liquid Level Flow Control Switch for Motor Water Pump Fish Tank

$7.15 $25.64

452 sold

Categories: Tools, Measurement & Analysis Instruments

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74% off
Digital Temperature Controller Thermostat Thermoregulator incubator Relay LED 10A Heating Cooling STC-1000 STC 1000 12V 24V 220V Digital Temperature Controller Thermostat Thermoregulator incubator Relay LED 10A Heating Cooling STC-1000 STC 1000 12V 24V 220V

Digital Temperature Controller Thermostat Thermoregulator incubator Relay LED 10A Heating Cooling STC-1000 STC 1000 12V 24V 220V

$1.20 $4.70

158 sold

Categories: Tools, Measurement & Analysis Instruments

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70% off
W3230 Relay Output Digital Temperature Controller -55~120°C Thermostat Regulator Heating Cooling Control Switch 12V 24V 110-220V W3230 Relay Output Digital Temperature Controller -55~120°C Thermostat Regulator Heating Cooling Control Switch 12V 24V 110-220V

W3230 Relay Output Digital Temperature Controller -55~120°C Thermostat Regulator Heating Cooling Control Switch 12V 24V 110-220V

$0.99 $3.41

633 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now
77% off
STC 1000 LED digital thermostat for incubator temperature controller thermostat relay heating cooling 12V 24V 110V 220V STC 1000 LED digital thermostat for incubator temperature controller thermostat relay heating cooling 12V 24V 110V 220V

STC 1000 LED digital thermostat for incubator temperature controller thermostat relay heating cooling 12V 24V 110V 220V

$7.30 $32.64

639 sold

Categories: Tools, Measurement & Analysis Instruments

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70% off
XH-M203 water level controller automatic water level controller water level switch level water pump controller 12V Relay Output XH-M203 water level controller automatic water level controller water level switch level water pump controller 12V Relay Output

XH-M203 water level controller automatic water level controller water level switch level water pump controller 12V Relay Output

$0.99 $3.30

428 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now
59% off
Single 12V 2A DC PWM 2-3 Wire Fan Temperature Control Speed Controller Driver Module for Chassis Computer Noise Reduction Module Single 12V 2A DC PWM 2-3 Wire Fan Temperature Control Speed Controller Driver Module for Chassis Computer Noise Reduction Module

Single 12V 2A DC PWM 2-3 Wire Fan Temperature Control Speed Controller Driver Module for Chassis Computer Noise Reduction Module

$1.94 $4.80

205 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now
55% off
STC-3028 Dual Digital Thermostat Temperature Humidity Control Thermometer Hygrometer Incubator Controller AC 220V DC 12V 24V STC-3028 Dual Digital Thermostat Temperature Humidity Control Thermometer Hygrometer Incubator Controller AC 220V DC 12V 24V

STC-3028 Dual Digital Thermostat Temperature Humidity Control Thermometer Hygrometer Incubator Controller AC 220V DC 12V 24V

$25.90 $58.48

357 sold

Categories: Tools, Measurement & Analysis Instruments

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19% off
Single 12V 0.8A DC PWM 2-3 Wire Fan Temperature Control Speed Controller Chassis Computer Noise Reduction Module NTC B 50K 3950 Single 12V 0.8A DC PWM 2-3 Wire Fan Temperature Control Speed Controller Chassis Computer Noise Reduction Module NTC B 50K 3950

Single 12V 0.8A DC PWM 2-3 Wire Fan Temperature Control Speed Controller Chassis Computer Noise Reduction Module NTC B 50K 3950

$1.29 $1.59

173 sold

Categories: Tools, Measurement & Analysis Instruments

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38% off
DC 5V 12V 24V AC 110-220V W1209 LED Digital Thermostat Temperature Controller Thermometer Switch Module Waterproof NTC Sensor DC 5V 12V 24V AC 110-220V W1209 LED Digital Thermostat Temperature Controller Thermometer Switch Module Waterproof NTC Sensor

DC 5V 12V 24V AC 110-220V W1209 LED Digital Thermostat Temperature Controller Thermometer Switch Module Waterproof NTC Sensor

$0.99 $1.60

459 sold

Categories: Tools, Measurement & Analysis Instruments

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52% off
Digital Humidity Controller XH-W3005 12V 24V 220V Humidistat Hygrometer Humidity Control Switch regulator+Humidity sensor Probe Digital Humidity Controller XH-W3005 12V 24V 220V Humidistat Hygrometer Humidity Control Switch regulator+Humidity sensor Probe

Digital Humidity Controller XH-W3005 12V 24V 220V Humidistat Hygrometer Humidity Control Switch regulator+Humidity sensor Probe

$2.93 $6.10

162 sold

Categories: Tools, Measurement & Analysis Instruments

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65% off
W3001 digital LED temperature controller thermostat switch probe thermometer thermostat sensor 12V/24V/110V/220V W3001 digital LED temperature controller thermostat switch probe thermometer thermostat sensor 12V/24V/110V/220V

W3001 digital LED temperature controller thermostat switch probe thermometer thermostat sensor 12V/24V/110V/220V

$7.19 $20.95

771 sold

Categories: Tools, Measurement & Analysis Instruments

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15% off
XH-W3002 W3002 W3001 DC 12V 24V AC 110V-220V LED Digital Thermoregulator Thermostat Temperature Controller Meter Heating Cooling XH-W3002 W3002 W3001 DC 12V 24V AC 110V-220V LED Digital Thermoregulator Thermostat Temperature Controller Meter Heating Cooling

XH-W3002 W3002 W3001 DC 12V 24V AC 110V-220V LED Digital Thermoregulator Thermostat Temperature Controller Meter Heating Cooling

$1.36 $1.60

192 sold

Categories: Tools, Measurement & Analysis Instruments

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65% off
1.37 Inch Programmable Digital Timer Switch Relay Control DC 12V 24V 20A AC 110V 220V 10A Time Controller Delay Relay Module 1.37 Inch Programmable Digital Timer Switch Relay Control DC 12V 24V 20A AC 110V 220V 10A Time Controller Delay Relay Module

1.37 Inch Programmable Digital Timer Switch Relay Control DC 12V 24V 20A AC 110V 220V 10A Time Controller Delay Relay Module

$1.95 $5.65

261 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now
65% off
12V 24V 110-220V W3002 digital temperature controller microcomputer thermostat regulator hot and cold temperature control switch 12V 24V 110-220V W3002 digital temperature controller microcomputer thermostat regulator hot and cold temperature control switch

12V 24V 110-220V W3002 digital temperature controller microcomputer thermostat regulator hot and cold temperature control switch

$7.16 $20.92

1466 sold

Categories: Tools, Measurement & Analysis Instruments

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74% off
Auto Car LCD Digital Display Indoor Outdoor Thermometer Meter With 1.5m Cable Auto Car LCD Digital Display Indoor Outdoor Thermometer Meter With 1.5m Cable

Auto Car LCD Digital Display Indoor Outdoor Thermometer Meter With 1.5m Cable

$1.19 $4.69

224 sold

Categories: Tools, Measurement & Analysis Instruments

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71% off
NE555 5V/12V Water Level Automatic Controller Liquid Sensor Switch Solenoid valve Motor Pump automatic control Relay Board NE555 5V/12V Water Level Automatic Controller Liquid Sensor Switch Solenoid valve Motor Pump automatic control Relay Board

NE555 5V/12V Water Level Automatic Controller Liquid Sensor Switch Solenoid valve Motor Pump automatic control Relay Board

$0.99 $3.52

296 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now
56% off
THC15A New Type Din Rail 2 wire Weekly 7 Days Programmable Digital TIME SWITCH Relay Timer Control AC 12V 24V 48V 220V 230V THC15A New Type Din Rail 2 wire Weekly 7 Days Programmable Digital TIME SWITCH Relay Timer Control AC 12V 24V 48V 220V 230V

THC15A New Type Din Rail 2 wire Weekly 7 Days Programmable Digital TIME SWITCH Relay Timer Control AC 12V 24V 48V 220V 230V

$2.68 $6.18

385 sold

Categories: Tools, Measurement & Analysis Instruments

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68% off
XH-M203 water level controller automatic water level controller water level switch level water pump controller 12V Relay Output XH-M203 water level controller automatic water level controller water level switch level water pump controller 12V Relay Output

XH-M203 water level controller automatic water level controller water level switch level water pump controller 12V Relay Output

$0.99 $3.18

195 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now
68% off
W3230 12V 24V 220V digital temperature controller thermostat regulator heating cooling control thermostat with sensor thermostat W3230 12V 24V 220V digital temperature controller thermostat regulator heating cooling control thermostat with sensor thermostat

W3230 12V 24V 220V digital temperature controller thermostat regulator heating cooling control thermostat with sensor thermostat

$7.16 $22.66

570 sold

Categories: Tools, Measurement & Analysis Instruments

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THC15A New Type Din Rail 2 wire Weekly 7 Days Programmable Digital TIME SWITCH Relay Timer Control AC 12V 24V 48V230V 220V THC15A New Type Din Rail 2 wire Weekly 7 Days Programmable Digital TIME SWITCH Relay Timer Control AC 12V 24V 48V230V 220V

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