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4-20mA Ozones Concentration Detection Transmitter 1000ppm Ozone Detector Sensor Module O3 Gas High Precision ModBus RTU RS485 4-20mA Ozones Concentration Detection Transmitter 1000ppm Ozone Detector Sensor Module O3 Gas High Precision ModBus RTU RS485

4-20mA Ozones Concentration Detection Transmitter 1000ppm Ozone Detector Sensor Module O3 Gas High Precision ModBus RTU RS485

$252.62$252.62

27% off
High precision HT601A HT601B Gas Leak Detector 0-1000PPM Sound & Screen Alarm Combustible Flammable Natural Methane Gas Detector High precision HT601A HT601B Gas Leak Detector 0-1000PPM Sound & Screen Alarm Combustible Flammable Natural Methane Gas Detector

High precision HT601A HT601B Gas Leak Detector 0-1000PPM Sound & Screen Alarm Combustible Flammable Natural Methane Gas Detector

$37.53$51.41

1 sold
High-Performance Halogen Gas Detector SW-743A，0-1000 PPM with Sound, Light & Vibration Alarm for Refrigerant Leak Testing High-Performance Halogen Gas Detector SW-743A，0-1000 PPM with Sound, Light & Vibration Alarm for Refrigerant Leak Testing

High-Performance Halogen Gas Detector SW-743A，0-1000 PPM with Sound, Light & Vibration Alarm for Refrigerant Leak Testing

$286.82$286.82

20% off
Air Conditioner Leak Detection Tools Refrigerator Refrigerant Fluorine Halogen Gas Leak Detector Auto Refrigerant Snow Species Air Conditioner Leak Detection Tools Refrigerator Refrigerant Fluorine Halogen Gas Leak Detector Auto Refrigerant Snow Species

Air Conditioner Leak Detection Tools Refrigerator Refrigerant Fluorine Halogen Gas Leak Detector Auto Refrigerant Snow Species

$35.89$44.86

Digital Halogen Gas Leak Detector 0~1000PPM CFCS HCFCS HFCS Freon Leak Detector Refrigerant Gas Tester Detection Tool Digital Halogen Gas Leak Detector 0~1000PPM CFCS HCFCS HFCS Freon Leak Detector Refrigerant Gas Tester Detection Tool

Digital Halogen Gas Leak Detector 0~1000PPM CFCS HCFCS HFCS Freon Leak Detector Refrigerant Gas Tester Detection Tool

$35.95$35.95

High-Sensitivity Halogen Gas Leak Detector 0-1000ppm Range for HVAC Refrigerants, Detects CFCs, HCFCs, HFCs like R12, R22, R13 High-Sensitivity Halogen Gas Leak Detector 0-1000ppm Range for HVAC Refrigerants, Detects CFCs, HCFCs, HFCs like R12, R22, R13

High-Sensitivity Halogen Gas Leak Detector 0-1000ppm Range for HVAC Refrigerants, Detects CFCs, HCFCs, HFCs like R12, R22, R13

$32.63$32.63

3 sold
28% off
AS8700A High-Precision Carbon Monoxide Meter - CO Gas Tester with LCD Display, Sound & Light Alarm (0-1000ppm) AS8700A High-Precision Carbon Monoxide Meter - CO Gas Tester with LCD Display, Sound & Light Alarm (0-1000ppm)

AS8700A High-Precision Carbon Monoxide Meter - CO Gas Tester with LCD Display, Sound & Light Alarm (0-1000ppm)

$35.99$49.99

15% off
Nh3-sensor concentration temperature and humidity detector 485 chicken house cattle, sheep and pig ring farm alarm transmitter Nh3-sensor concentration temperature and humidity detector 485 chicken house cattle, sheep and pig ring farm alarm transmitter

Nh3-sensor concentration temperature and humidity detector 485 chicken house cattle, sheep and pig ring farm alarm transmitter

$262.14$308.40

Handheld Carbon Monoxide Meter Portable CO Gas leak Detector Gas Analyzer High Precision detector de gas Monitor tester 1000ppm Handheld Carbon Monoxide Meter Portable CO Gas leak Detector Gas Analyzer High Precision detector de gas Monitor tester 1000ppm

Handheld Carbon Monoxide Meter Portable CO Gas leak Detector Gas Analyzer High Precision detector de gas Monitor tester 1000ppm

$28.21$28.21

30% off
Carbon Monoxide Meter COleakage alarm tester Gas leak detector 0~1000PPM LCD display screen High precision sensor security alarm Carbon Monoxide Meter COleakage alarm tester Gas leak detector 0~1000PPM LCD display screen High precision sensor security alarm

Carbon Monoxide Meter COleakage alarm tester Gas leak detector 0~1000PPM LCD display screen High precision sensor security alarm

$47.59$67.99

28% off
HT601A Natural Gas Leak Detector - 50-1000 PPM, Sound & Screen Alarm for Combustible Methane Gas Detection HT601A Natural Gas Leak Detector - 50-1000 PPM, Sound & Screen Alarm for Combustible Methane Gas Detection

HT601A Natural Gas Leak Detector - 50-1000 PPM, Sound & Screen Alarm for Combustible Methane Gas Detection

$37.08$51.50

27% off
High precision Gas Leak Detector HT601A HT601B Combustible Flammable 0-1000PPM Sound & Screen Alarm Natural Methane Gas Detector High precision Gas Leak Detector HT601A HT601B Combustible Flammable 0-1000PPM Sound & Screen Alarm Natural Methane Gas Detector

High precision Gas Leak Detector HT601A HT601B Combustible Flammable 0-1000PPM Sound & Screen Alarm Natural Methane Gas Detector

$38.57$52.84

2 sold
10% off
Ammonia sensor high precision NH3 transmitter industrial breeding public toilet greenhouse experiment gas concentration detector Ammonia sensor high precision NH3 transmitter industrial breeding public toilet greenhouse experiment gas concentration detector

Ammonia sensor high precision NH3 transmitter industrial breeding public toilet greenhouse experiment gas concentration detector

$257.40$286.00

28% off
SW-733GS/GT Combustible Gas Leak Detector Alarm for Natural Gas, LPG, Methane, Isobutane - Detects up to 10,000 PPM SW-733GS/GT Combustible Gas Leak Detector Alarm for Natural Gas, LPG, Methane, Isobutane - Detects up to 10,000 PPM

SW-733GS/GT Combustible Gas Leak Detector Alarm for Natural Gas, LPG, Methane, Isobutane - Detects up to 10,000 PPM

$440.02$611.14

NF-604 Halogen Gas Detector Air Conditioning Fluorine Leakage Detector Automobile Refrigerant Snow Species Leak Detection NF-604 Halogen Gas Detector Air Conditioning Fluorine Leakage Detector Automobile Refrigerant Snow Species Leak Detection

NF-604 Halogen Gas Detector Air Conditioning Fluorine Leakage Detector Automobile Refrigerant Snow Species Leak Detection

$35.45$35.45

5 sold
10% off
Ammonia sensor odor nh3-transmitter breeding greenhouse chicken house pig farm toilet smart public toilet 485 Ammonia sensor odor nh3-transmitter breeding greenhouse chicken house pig farm toilet smart public toilet 485

Ammonia sensor odor nh3-transmitter breeding greenhouse chicken house pig farm toilet smart public toilet 485

$270.00$300.00

0~1000PPM Leak Detector Freon Halogen Gas CFCS HCFCS HFCS Refrigerant Gas Tester Detection Tool Refrigerant Air Monitor 0~1000PPM Leak Detector Freon Halogen Gas CFCS HCFCS HFCS Refrigerant Gas Tester Detection Tool Refrigerant Air Monitor

0~1000PPM Leak Detector Freon Halogen Gas CFCS HCFCS HFCS Refrigerant Gas Tester Detection Tool Refrigerant Air Monitor

$43.45$43.45

Ozone Detector Sensor Module O3 Gas High Precision ModBus RTU RS485 4-20mA Ozones Concentration Detection Transmitter 1000ppm Ozone Detector Sensor Module O3 Gas High Precision ModBus RTU RS485 4-20mA Ozones Concentration Detection Transmitter 1000ppm

Ozone Detector Sensor Module O3 Gas High Precision ModBus RTU RS485 4-20mA Ozones Concentration Detection Transmitter 1000ppm

$252.06$252.06

49% off
AS8700A CO Gas Analyzers 0-1000PPM Handheld Carbon Monoxide Meter Tester Monitor Detector Gauge LCD Display Sound Light Alarm AS8700A CO Gas Analyzers 0-1000PPM Handheld Carbon Monoxide Meter Tester Monitor Detector Gauge LCD Display Sound Light Alarm

AS8700A CO Gas Analyzers 0-1000PPM Handheld Carbon Monoxide Meter Tester Monitor Detector Gauge LCD Display Sound Light Alarm

$33.64$65.96

50% off
SW-743A 0-1000PPM Halogen Gas Detector LCD Backlight Waterproof Multiple Air Conditioning Refrigeration SW-743A 0-1000PPM Halogen Gas Detector LCD Backlight Waterproof Multiple Air Conditioning Refrigeration

SW-743A 0-1000PPM Halogen Gas Detector LCD Backlight Waterproof Multiple Air Conditioning Refrigeration

$42.99$85.98

2 sold
37% off
0-1000PPM Halogen Detector Gas Leakage Detector Waterproof For Multiple Air Conditioning Refrigeration 0-1000PPM Halogen Detector Gas Leakage Detector Waterproof For Multiple Air Conditioning Refrigeration

0-1000PPM Halogen Detector Gas Leakage Detector Waterproof For Multiple Air Conditioning Refrigeration

$40.82$64.80

20% off
Smart Sensor Gas Analyzers Handheld Carbon Monoxide Meter Tester Monitor Detector Gauge LCD Display Sound Light Alarm Smart Sensor Gas Analyzers Handheld Carbon Monoxide Meter Tester Monitor Detector Gauge LCD Display Sound Light Alarm

Smart Sensor Gas Analyzers Handheld Carbon Monoxide Meter Tester Monitor Detector Gauge LCD Display Sound Light Alarm

$31.30$39.13

5% off
4-20mA Ozones Concentration Detection Transmitter 1000ppm Ozone Detector Sensor Module O3 Gas High Precision ModBus RTU RS485 4-20mA Ozones Concentration Detection Transmitter 1000ppm Ozone Detector Sensor Module O3 Gas High Precision ModBus RTU RS485

4-20mA Ozones Concentration Detection Transmitter 1000ppm Ozone Detector Sensor Module O3 Gas High Precision ModBus RTU RS485

$237.50$250.00

Halogen Gas Detector 0-1000PPM SW-743A LCD Backlight Waterproof Multiple Halogen Detector Air Conditioning Refrigeration Halogen Gas Detector 0-1000PPM SW-743A LCD Backlight Waterproof Multiple Halogen Detector Air Conditioning Refrigeration

Halogen Gas Detector 0-1000PPM SW-743A LCD Backlight Waterproof Multiple Halogen Detector Air Conditioning Refrigeration

$30.92$30.92

10% off
3-in -1 ammonia sensor nh3-temperature humidity gas detector RS485 industrial ammonia concentration transmitter 3-in -1 ammonia sensor nh3-temperature humidity gas detector RS485 industrial ammonia concentration transmitter

3-in -1 ammonia sensor nh3-temperature humidity gas detector RS485 industrial ammonia concentration transmitter

$270.00$300.00

15% off
Digital Carbon Monoxide Meter CO Gas leak Detector Gas Analyzer High Precision Smoke Leak Detector Gas Monitor Tester 1000ppm Digital Carbon Monoxide Meter CO Gas leak Detector Gas Analyzer High Precision Smoke Leak Detector Gas Monitor Tester 1000ppm

Digital Carbon Monoxide Meter CO Gas leak Detector Gas Analyzer High Precision Smoke Leak Detector Gas Monitor Tester 1000ppm

$38.25$45.00

59% off
HABOTEST HT609 Pro Combustible Gas Detector Retractable 50-1000PPM Sound Screen Alarm Flammable Natural Methane Gas Detector HABOTEST HT609 Pro Combustible Gas Detector Retractable 50-1000PPM Sound Screen Alarm Flammable Natural Methane Gas Detector

HABOTEST HT609 Pro Combustible Gas Detector Retractable 50-1000PPM Sound Screen Alarm Flammable Natural Methane Gas Detector

$174.87$426.52

10% off
Ammonia concentration sensor nh3-gas chicken house public toilet pig farm detection 4-20mA output RS485 transmitter Ammonia concentration sensor nh3-gas chicken house public toilet pig farm detection 4-20mA output RS485 transmitter

Ammonia concentration sensor nh3-gas chicken house public toilet pig farm detection 4-20mA output RS485 transmitter

$270.00$300.00

10% off
Ammonia sensor high-precision industrial breeding alarm RS485 analog output nh3-gas concentration detector 0-5V 0-10V output Ammonia sensor high-precision industrial breeding alarm RS485 analog output nh3-gas concentration detector 0-5V 0-10V output

Ammonia sensor high-precision industrial breeding alarm RS485 analog output nh3-gas concentration detector 0-5V 0-10V output

$275.94$306.60

1 sold
77JA Carbon Monoxide Meter with Temperature Sensors ＆ Alarm 0-1000PPM CO Detector 77JA Carbon Monoxide Meter with Temperature Sensors ＆ Alarm 0-1000PPM CO Detector

77JA Carbon Monoxide Meter with Temperature Sensors ＆ Alarm 0-1000PPM CO Detector

$34.47$34.47

5% off
3 in 1 NH3 sensor industrial-grade nh3-concentration temperature and humidity transmitter RS485 high-precision 4-20mA detector 3 in 1 NH3 sensor industrial-grade nh3-concentration temperature and humidity transmitter RS485 high-precision 4-20mA detector

3 in 1 NH3 sensor industrial-grade nh3-concentration temperature and humidity transmitter RS485 high-precision 4-20mA detector

$279.31$294.01

1 sold
15% off
Halogen Gas Detector Refrigerator Air Conditioning Fluorine Leakage Detector Automobile Refrigerant Snow Species Leak Detection Halogen Gas Detector Refrigerator Air Conditioning Fluorine Leakage Detector Automobile Refrigerant Snow Species Leak Detection

Halogen Gas Detector Refrigerator Air Conditioning Fluorine Leakage Detector Automobile Refrigerant Snow Species Leak Detection

$35.94$42.28

35% off
T-Z01PRO 25 pcs

T-Z01PRO 25 pcs

$702.00$1080.00

4 sold
Halogen Gas Leak Detector 0-1000ppm Refrigerant Detection, 10.5-Inch Gooseneck, Vibration & Visual Alerts for AC & Industry Halogen Gas Leak Detector 0-1000ppm Refrigerant Detection, 10.5-Inch Gooseneck, Vibration & Visual Alerts for AC & Industry

Halogen Gas Leak Detector 0-1000ppm Refrigerant Detection, 10.5-Inch Gooseneck, Vibration & Visual Alerts for AC & Industry

$34.61$34.61

10 sold
50% off
SW-743A 0-1000PPM Halogen Gas Detector LCD Backlight Waterproof Multiple Air Conditioning Refrigeration SW-743A 0-1000PPM Halogen Gas Detector LCD Backlight Waterproof Multiple Air Conditioning Refrigeration

SW-743A 0-1000PPM Halogen Gas Detector LCD Backlight Waterproof Multiple Air Conditioning Refrigeration

$32.75$65.51

4-20mA Ozones Concentration Detection Transmitter 1000ppm Ozone Detector Sensor Module O3 Gas High Precision ModBus RTU RS485 4-20mA Ozones Concentration Detection Transmitter 1000ppm Ozone Detector Sensor Module O3 Gas High Precision ModBus RTU RS485

4-20mA Ozones Concentration Detection Transmitter 1000ppm Ozone Detector Sensor Module O3 Gas High Precision ModBus RTU RS485

$252.62 $252.62

Categories: Tools, Measurement & Analysis Instruments

Buy Now
27% off
High precision HT601A HT601B Gas Leak Detector 0-1000PPM Sound & Screen Alarm Combustible Flammable Natural Methane Gas Detector High precision HT601A HT601B Gas Leak Detector 0-1000PPM Sound & Screen Alarm Combustible Flammable Natural Methane Gas Detector

High precision HT601A HT601B Gas Leak Detector 0-1000PPM Sound & Screen Alarm Combustible Flammable Natural Methane Gas Detector

$37.53 $51.41

1 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now
High-Performance Halogen Gas Detector SW-743A，0-1000 PPM with Sound, Light & Vibration Alarm for Refrigerant Leak Testing High-Performance Halogen Gas Detector SW-743A，0-1000 PPM with Sound, Light & Vibration Alarm for Refrigerant Leak Testing

High-Performance Halogen Gas Detector SW-743A，0-1000 PPM with Sound, Light & Vibration Alarm for Refrigerant Leak Testing

$286.82 $286.82

Categories: Tools, Measurement & Analysis Instruments

Buy Now
20% off
Air Conditioner Leak Detection Tools Refrigerator Refrigerant Fluorine Halogen Gas Leak Detector Auto Refrigerant Snow Species Air Conditioner Leak Detection Tools Refrigerator Refrigerant Fluorine Halogen Gas Leak Detector Auto Refrigerant Snow Species

Air Conditioner Leak Detection Tools Refrigerator Refrigerant Fluorine Halogen Gas Leak Detector Auto Refrigerant Snow Species

$35.89 $44.86

Categories: Tools, Measurement & Analysis Instruments

Buy Now
Digital Halogen Gas Leak Detector 0~1000PPM CFCS HCFCS HFCS Freon Leak Detector Refrigerant Gas Tester Detection Tool Digital Halogen Gas Leak Detector 0~1000PPM CFCS HCFCS HFCS Freon Leak Detector Refrigerant Gas Tester Detection Tool

Digital Halogen Gas Leak Detector 0~1000PPM CFCS HCFCS HFCS Freon Leak Detector Refrigerant Gas Tester Detection Tool

$35.95 $35.95

Categories: Tools, Measurement & Analysis Instruments

Buy Now
High-Sensitivity Halogen Gas Leak Detector 0-1000ppm Range for HVAC Refrigerants, Detects CFCs, HCFCs, HFCs like R12, R22, R13 High-Sensitivity Halogen Gas Leak Detector 0-1000ppm Range for HVAC Refrigerants, Detects CFCs, HCFCs, HFCs like R12, R22, R13

High-Sensitivity Halogen Gas Leak Detector 0-1000ppm Range for HVAC Refrigerants, Detects CFCs, HCFCs, HFCs like R12, R22, R13

$32.63 $32.63

3 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now
28% off
AS8700A High-Precision Carbon Monoxide Meter - CO Gas Tester with LCD Display, Sound & Light Alarm (0-1000ppm) AS8700A High-Precision Carbon Monoxide Meter - CO Gas Tester with LCD Display, Sound & Light Alarm (0-1000ppm)

AS8700A High-Precision Carbon Monoxide Meter - CO Gas Tester with LCD Display, Sound & Light Alarm (0-1000ppm)

$35.99 $49.99

Categories: Tools, Measurement & Analysis Instruments

Buy Now
15% off
Nh3-sensor concentration temperature and humidity detector 485 chicken house cattle, sheep and pig ring farm alarm transmitter Nh3-sensor concentration temperature and humidity detector 485 chicken house cattle, sheep and pig ring farm alarm transmitter

Nh3-sensor concentration temperature and humidity detector 485 chicken house cattle, sheep and pig ring farm alarm transmitter

$262.14 $308.40

Categories: Tools, Measurement & Analysis Instruments

Buy Now
Handheld Carbon Monoxide Meter Portable CO Gas leak Detector Gas Analyzer High Precision detector de gas Monitor tester 1000ppm Handheld Carbon Monoxide Meter Portable CO Gas leak Detector Gas Analyzer High Precision detector de gas Monitor tester 1000ppm

Handheld Carbon Monoxide Meter Portable CO Gas leak Detector Gas Analyzer High Precision detector de gas Monitor tester 1000ppm

$28.21 $28.21

Categories: Tools, Measurement & Analysis Instruments

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30% off
Carbon Monoxide Meter COleakage alarm tester Gas leak detector 0~1000PPM LCD display screen High precision sensor security alarm Carbon Monoxide Meter COleakage alarm tester Gas leak detector 0~1000PPM LCD display screen High precision sensor security alarm

Carbon Monoxide Meter COleakage alarm tester Gas leak detector 0~1000PPM LCD display screen High precision sensor security alarm

$47.59 $67.99

Categories: Tools, Measurement & Analysis Instruments

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28% off
HT601A Natural Gas Leak Detector - 50-1000 PPM, Sound & Screen Alarm for Combustible Methane Gas Detection HT601A Natural Gas Leak Detector - 50-1000 PPM, Sound & Screen Alarm for Combustible Methane Gas Detection

HT601A Natural Gas Leak Detector - 50-1000 PPM, Sound & Screen Alarm for Combustible Methane Gas Detection

$37.08 $51.50

Categories: Tools, Measurement & Analysis Instruments

Buy Now
27% off
High precision Gas Leak Detector HT601A HT601B Combustible Flammable 0-1000PPM Sound & Screen Alarm Natural Methane Gas Detector High precision Gas Leak Detector HT601A HT601B Combustible Flammable 0-1000PPM Sound & Screen Alarm Natural Methane Gas Detector

High precision Gas Leak Detector HT601A HT601B Combustible Flammable 0-1000PPM Sound & Screen Alarm Natural Methane Gas Detector

$38.57 $52.84

2 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now
10% off
Ammonia sensor high precision NH3 transmitter industrial breeding public toilet greenhouse experiment gas concentration detector Ammonia sensor high precision NH3 transmitter industrial breeding public toilet greenhouse experiment gas concentration detector

Ammonia sensor high precision NH3 transmitter industrial breeding public toilet greenhouse experiment gas concentration detector

$257.40 $286.00

Categories: Tools, Measurement & Analysis Instruments

Buy Now
28% off
SW-733GS/GT Combustible Gas Leak Detector Alarm for Natural Gas, LPG, Methane, Isobutane - Detects up to 10,000 PPM SW-733GS/GT Combustible Gas Leak Detector Alarm for Natural Gas, LPG, Methane, Isobutane - Detects up to 10,000 PPM

SW-733GS/GT Combustible Gas Leak Detector Alarm for Natural Gas, LPG, Methane, Isobutane - Detects up to 10,000 PPM

$440.02 $611.14

Categories: Tools, Measurement & Analysis Instruments

Buy Now
NF-604 Halogen Gas Detector Air Conditioning Fluorine Leakage Detector Automobile Refrigerant Snow Species Leak Detection NF-604 Halogen Gas Detector Air Conditioning Fluorine Leakage Detector Automobile Refrigerant Snow Species Leak Detection

NF-604 Halogen Gas Detector Air Conditioning Fluorine Leakage Detector Automobile Refrigerant Snow Species Leak Detection

$35.45 $35.45

5 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now
10% off
Ammonia sensor odor nh3-transmitter breeding greenhouse chicken house pig farm toilet smart public toilet 485 Ammonia sensor odor nh3-transmitter breeding greenhouse chicken house pig farm toilet smart public toilet 485

Ammonia sensor odor nh3-transmitter breeding greenhouse chicken house pig farm toilet smart public toilet 485

$270.00 $300.00

Categories: Tools, Measurement & Analysis Instruments

Buy Now
0~1000PPM Leak Detector Freon Halogen Gas CFCS HCFCS HFCS Refrigerant Gas Tester Detection Tool Refrigerant Air Monitor 0~1000PPM Leak Detector Freon Halogen Gas CFCS HCFCS HFCS Refrigerant Gas Tester Detection Tool Refrigerant Air Monitor

0~1000PPM Leak Detector Freon Halogen Gas CFCS HCFCS HFCS Refrigerant Gas Tester Detection Tool Refrigerant Air Monitor

$43.45 $43.45

Categories: Tools, Measurement & Analysis Instruments

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Ozone Detector Sensor Module O3 Gas High Precision ModBus RTU RS485 4-20mA Ozones Concentration Detection Transmitter 1000ppm Ozone Detector Sensor Module O3 Gas High Precision ModBus RTU RS485 4-20mA Ozones Concentration Detection Transmitter 1000ppm

Ozone Detector Sensor Module O3 Gas High Precision ModBus RTU RS485 4-20mA Ozones Concentration Detection Transmitter 1000ppm

$252.06 $252.06

Categories: Tools, Measurement & Analysis Instruments

Buy Now
49% off
AS8700A CO Gas Analyzers 0-1000PPM Handheld Carbon Monoxide Meter Tester Monitor Detector Gauge LCD Display Sound Light Alarm AS8700A CO Gas Analyzers 0-1000PPM Handheld Carbon Monoxide Meter Tester Monitor Detector Gauge LCD Display Sound Light Alarm

AS8700A CO Gas Analyzers 0-1000PPM Handheld Carbon Monoxide Meter Tester Monitor Detector Gauge LCD Display Sound Light Alarm

$33.64 $65.96

Categories: Tools, Measurement & Analysis Instruments

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50% off
SW-743A 0-1000PPM Halogen Gas Detector LCD Backlight Waterproof Multiple Air Conditioning Refrigeration SW-743A 0-1000PPM Halogen Gas Detector LCD Backlight Waterproof Multiple Air Conditioning Refrigeration

SW-743A 0-1000PPM Halogen Gas Detector LCD Backlight Waterproof Multiple Air Conditioning Refrigeration

$42.99 $85.98

2 sold

Categories: Tools, Measurement & Analysis Instruments

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37% off
0-1000PPM Halogen Detector Gas Leakage Detector Waterproof For Multiple Air Conditioning Refrigeration 0-1000PPM Halogen Detector Gas Leakage Detector Waterproof For Multiple Air Conditioning Refrigeration

0-1000PPM Halogen Detector Gas Leakage Detector Waterproof For Multiple Air Conditioning Refrigeration

$40.82 $64.80

Categories: Tools, Measurement & Analysis Instruments

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20% off
Smart Sensor Gas Analyzers Handheld Carbon Monoxide Meter Tester Monitor Detector Gauge LCD Display Sound Light Alarm Smart Sensor Gas Analyzers Handheld Carbon Monoxide Meter Tester Monitor Detector Gauge LCD Display Sound Light Alarm

Smart Sensor Gas Analyzers Handheld Carbon Monoxide Meter Tester Monitor Detector Gauge LCD Display Sound Light Alarm

$31.30 $39.13

Categories: Tools, Measurement & Analysis Instruments

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5% off
4-20mA Ozones Concentration Detection Transmitter 1000ppm Ozone Detector Sensor Module O3 Gas High Precision ModBus RTU RS485 4-20mA Ozones Concentration Detection Transmitter 1000ppm Ozone Detector Sensor Module O3 Gas High Precision ModBus RTU RS485

4-20mA Ozones Concentration Detection Transmitter 1000ppm Ozone Detector Sensor Module O3 Gas High Precision ModBus RTU RS485

$237.50 $250.00

Categories: Tools, Measurement & Analysis Instruments

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Halogen Gas Detector 0-1000PPM SW-743A LCD Backlight Waterproof Multiple Halogen Detector Air Conditioning Refrigeration Halogen Gas Detector 0-1000PPM SW-743A LCD Backlight Waterproof Multiple Halogen Detector Air Conditioning Refrigeration

Halogen Gas Detector 0-1000PPM SW-743A LCD Backlight Waterproof Multiple Halogen Detector Air Conditioning Refrigeration

$30.92 $30.92

Categories: Tools, Measurement & Analysis Instruments

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10% off
3-in -1 ammonia sensor nh3-temperature humidity gas detector RS485 industrial ammonia concentration transmitter 3-in -1 ammonia sensor nh3-temperature humidity gas detector RS485 industrial ammonia concentration transmitter

3-in -1 ammonia sensor nh3-temperature humidity gas detector RS485 industrial ammonia concentration transmitter

$270.00 $300.00

Categories: Tools, Measurement & Analysis Instruments

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15% off
Digital Carbon Monoxide Meter CO Gas leak Detector Gas Analyzer High Precision Smoke Leak Detector Gas Monitor Tester 1000ppm Digital Carbon Monoxide Meter CO Gas leak Detector Gas Analyzer High Precision Smoke Leak Detector Gas Monitor Tester 1000ppm

Digital Carbon Monoxide Meter CO Gas leak Detector Gas Analyzer High Precision Smoke Leak Detector Gas Monitor Tester 1000ppm

$38.25 $45.00

Categories: Tools, Measurement & Analysis Instruments

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59% off
HABOTEST HT609 Pro Combustible Gas Detector Retractable 50-1000PPM Sound Screen Alarm Flammable Natural Methane Gas Detector HABOTEST HT609 Pro Combustible Gas Detector Retractable 50-1000PPM Sound Screen Alarm Flammable Natural Methane Gas Detector

HABOTEST HT609 Pro Combustible Gas Detector Retractable 50-1000PPM Sound Screen Alarm Flammable Natural Methane Gas Detector

$174.87 $426.52

Categories: Tools, Measurement & Analysis Instruments

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10% off
Ammonia concentration sensor nh3-gas chicken house public toilet pig farm detection 4-20mA output RS485 transmitter Ammonia concentration sensor nh3-gas chicken house public toilet pig farm detection 4-20mA output RS485 transmitter

Ammonia concentration sensor nh3-gas chicken house public toilet pig farm detection 4-20mA output RS485 transmitter

$270.00 $300.00

Categories: Tools, Measurement & Analysis Instruments

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10% off
Ammonia sensor high-precision industrial breeding alarm RS485 analog output nh3-gas concentration detector 0-5V 0-10V output Ammonia sensor high-precision industrial breeding alarm RS485 analog output nh3-gas concentration detector 0-5V 0-10V output

Ammonia sensor high-precision industrial breeding alarm RS485 analog output nh3-gas concentration detector 0-5V 0-10V output

$275.94 $306.60

1 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now
77JA Carbon Monoxide Meter with Temperature Sensors ＆ Alarm 0-1000PPM CO Detector 77JA Carbon Monoxide Meter with Temperature Sensors ＆ Alarm 0-1000PPM CO Detector

77JA Carbon Monoxide Meter with Temperature Sensors ＆ Alarm 0-1000PPM CO Detector

$34.47 $34.47

Categories: Tools, Measurement & Analysis Instruments

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5% off
3 in 1 NH3 sensor industrial-grade nh3-concentration temperature and humidity transmitter RS485 high-precision 4-20mA detector 3 in 1 NH3 sensor industrial-grade nh3-concentration temperature and humidity transmitter RS485 high-precision 4-20mA detector

3 in 1 NH3 sensor industrial-grade nh3-concentration temperature and humidity transmitter RS485 high-precision 4-20mA detector

$279.31 $294.01

1 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now
15% off
Halogen Gas Detector Refrigerator Air Conditioning Fluorine Leakage Detector Automobile Refrigerant Snow Species Leak Detection Halogen Gas Detector Refrigerator Air Conditioning Fluorine Leakage Detector Automobile Refrigerant Snow Species Leak Detection

Halogen Gas Detector Refrigerator Air Conditioning Fluorine Leakage Detector Automobile Refrigerant Snow Species Leak Detection

$35.94 $42.28

Categories: Tools, Measurement & Analysis Instruments

Buy Now
35% off
T-Z01PRO 25 pcs

T-Z01PRO 25 pcs

$702.00 $1080.00

4 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now
Halogen Gas Leak Detector 0-1000ppm Refrigerant Detection, 10.5-Inch Gooseneck, Vibration & Visual Alerts for AC & Industry Halogen Gas Leak Detector 0-1000ppm Refrigerant Detection, 10.5-Inch Gooseneck, Vibration & Visual Alerts for AC & Industry

Halogen Gas Leak Detector 0-1000ppm Refrigerant Detection, 10.5-Inch Gooseneck, Vibration & Visual Alerts for AC & Industry

$34.61 $34.61

10 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now
50% off
SW-743A 0-1000PPM Halogen Gas Detector LCD Backlight Waterproof Multiple Air Conditioning Refrigeration SW-743A 0-1000PPM Halogen Gas Detector LCD Backlight Waterproof Multiple Air Conditioning Refrigeration

SW-743A 0-1000PPM Halogen Gas Detector LCD Backlight Waterproof Multiple Air Conditioning Refrigeration

$32.75 $65.51

Categories: Tools, Measurement & Analysis Instruments

Buy Now