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58% off
220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module 220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

$3.70$8.80

YX850 Power Failure Automatic Switching Standby Battery Lithium Battery Module 5V-48V Universal Emergency Converte YX850 Power Failure Automatic Switching Standby Battery Lithium Battery Module 5V-48V Universal Emergency Converte

YX850 Power Failure Automatic Switching Standby Battery Lithium Battery Module 5V-48V Universal Emergency Converte

$19.90$19.90

1 sold
220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module 220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

$5.63$5.63

40% off
2PCS Small Current Battery Anti-Leakage Switch Battery Protection Power Failure Modification 2PCS Small Current Battery Anti-Leakage Switch Battery Protection Power Failure Modification

2PCS Small Current Battery Anti-Leakage Switch Battery Protection Power Failure Modification

$6.52$10.87

58% off
220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module 220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

$2.93$6.97

28% off
2PCS Small Current Battery Anti-Leakage Switch Battery Protection Power Failure Modification 2PCS Small Current Battery Anti-Leakage Switch Battery Protection Power Failure Modification

2PCS Small Current Battery Anti-Leakage Switch Battery Protection Power Failure Modification

$6.11$8.48

53% off
220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module 220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

$3.92$8.33

67% off
220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module 220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

$3.31$10.04

55% off
220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module 220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

$3.50$7.77

33% off
220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module 220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

$4.11$6.14

41% off
AC220-240V Timer Square Counter 0-99999.9 Hours Power Failure Memory/Power-on Timing 50Hz Rolling Cumulative timer Hourmeter AC220-240V Timer Square Counter 0-99999.9 Hours Power Failure Memory/Power-on Timing 50Hz Rolling Cumulative timer Hourmeter

AC220-240V Timer Square Counter 0-99999.9 Hours Power Failure Memory/Power-on Timing 50Hz Rolling Cumulative timer Hourmeter

$2.32$3.93

Intelligent Voice Broadcast Test Pen with LCD Display Broadcast Tester Automatic Shutdown for Power Test for Circuit Maintenance Intelligent Voice Broadcast Test Pen with LCD Display Broadcast Tester Automatic Shutdown for Power Test for Circuit Maintenance

Intelligent Voice Broadcast Test Pen with LCD Display Broadcast Tester Automatic Shutdown for Power Test for Circuit Maintenance

$55.47$55.47

1 sold
5% off
Power failure memory digital display counter electromagnetic induction coun BEM-5X BEM-6X BEM-5C BEM-6C industrial punch counter Power failure memory digital display counter electromagnetic induction coun BEM-5X BEM-6X BEM-5C BEM-6C industrial punch counter

Power failure memory digital display counter electromagnetic induction coun BEM-5X BEM-6X BEM-5C BEM-6C industrial punch counter

$1.76$1.85

9 sold
220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module 220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

$5.28$5.28

220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module 220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

$5.57$5.57

35% off
Microcomputer Temperature Controller with Power Failure Protection Perfect for Breeding Household Refrigerators Microcomputer Temperature Controller with Power Failure Protection Perfect for Breeding Household Refrigerators

Microcomputer Temperature Controller with Power Failure Protection Perfect for Breeding Household Refrigerators

$63.34$97.45

40% off
220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module 220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

$5.25$8.75

220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module 220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

$5.76$5.76

39% off
2PCS Small Current Battery Anti-Leakage Switch Battery Protection Power Failure Modification 2PCS Small Current Battery Anti-Leakage Switch Battery Protection Power Failure Modification

2PCS Small Current Battery Anti-Leakage Switch Battery Protection Power Failure Modification

$6.44$10.56

49% off
2PCS Small Current Battery Anti-Leakage Switch Power Off Switch Battery Protection Power Failure Modification 2PCS Small Current Battery Anti-Leakage Switch Power Off Switch Battery Protection Power Failure Modification

2PCS Small Current Battery Anti-Leakage Switch Power Off Switch Battery Protection Power Failure Modification

$6.41$12.57

220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module 220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

$5.28$5.28

5% off
6 Digit Display Electronic Digital Counter JDM11-6H ZYC11-6H industrial counter Power failure memory 6 Digit Display Electronic Digital Counter JDM11-6H ZYC11-6H industrial counter Power failure memory

6 Digit Display Electronic Digital Counter JDM11-6H ZYC11-6H industrial counter Power failure memory

$3.12$3.28

34 sold
220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module 220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

$5.28$5.28

60% off
XH-M238 Power Module Mini UPS Uninterruptible Controller Emergency Supply Module Switching Failure Automatic Switching Battery XH-M238 Power Module Mini UPS Uninterruptible Controller Emergency Supply Module Switching Failure Automatic Switching Battery

XH-M238 Power Module Mini UPS Uninterruptible Controller Emergency Supply Module Switching Failure Automatic Switching Battery

$1.52$3.80

1 sold
48% off
AC220-240V 50Hz Electircal Timer 0-99999.9 Hours 0.3W Electronic Hermetic Counter Power Failure Memory/Power-on Timing Gauge AC220-240V 50Hz Electircal Timer 0-99999.9 Hours 0.3W Electronic Hermetic Counter Power Failure Memory/Power-on Timing Gauge

AC220-240V 50Hz Electircal Timer 0-99999.9 Hours 0.3W Electronic Hermetic Counter Power Failure Memory/Power-on Timing Gauge

$2.25$4.33

5 sold
34% off
A2BE Mechanical Timer 15 Minutes 24 Hours Time AC220V Non Power Failure A2BE Mechanical Timer 15 Minutes 24 Hours Time AC220V Non Power Failure

A2BE Mechanical Timer 15 Minutes 24 Hours Time AC220V Non Power Failure

$53.65$81.29

5% off
5 Digit Display Electronic Digital Counter JDM11-5H ZYC11-5H industrial counter Power failure memory 5 Digit Display Electronic Digital Counter JDM11-5H ZYC11-5H industrial counter Power failure memory

5 Digit Display Electronic Digital Counter JDM11-5H ZYC11-5H industrial counter Power failure memory

$3.12$3.28

15 sold
58% off
220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module 220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

$2.93$6.97

220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module 220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

$5.37$5.37

50% off
AC220-240V 50Hz Electircal Timer 0-99999.9 Hours 0.3W Electronic Hermetic Counter Power Failure Memory/Power-on Timing Gauge AC220-240V 50Hz Electircal Timer 0-99999.9 Hours 0.3W Electronic Hermetic Counter Power Failure Memory/Power-on Timing Gauge

AC220-240V 50Hz Electircal Timer 0-99999.9 Hours 0.3W Electronic Hermetic Counter Power Failure Memory/Power-on Timing Gauge

$2.16$4.33

49% off
A98U 220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module A98U 220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

A98U 220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

$4.04$7.92

51% off
2 PCS Electrician Multifunctional Voltage Test Pen Accuracy Check Power Failure Zero Fire Line Non-Contact Detection Sensor LED 2 PCS Electrician Multifunctional Voltage Test Pen Accuracy Check Power Failure Zero Fire Line Non-Contact Detection Sensor LED

2 PCS Electrician Multifunctional Voltage Test Pen Accuracy Check Power Failure Zero Fire Line Non-Contact Detection Sensor LED

$34.80$71.02

2982 sold
48% off
220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module 220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

$3.27$6.28

23% off
2PCS Small Current Battery Anti-Leakage Switch Power Off Switch Battery Protection Power Failure Modification 2PCS Small Current Battery Anti-Leakage Switch Power Off Switch Battery Protection Power Failure Modification

2PCS Small Current Battery Anti-Leakage Switch Power Off Switch Battery Protection Power Failure Modification

$6.90$8.96

45% off
Shared Mobile Power Charging Treasure Tester 6 In 1 Voltage Ammeter Power Meter Power Failure Data Saving DC 4~30V 0~6.5A Shared Mobile Power Charging Treasure Tester 6 In 1 Voltage Ammeter Power Meter Power Failure Data Saving DC 4~30V 0~6.5A

Shared Mobile Power Charging Treasure Tester 6 In 1 Voltage Ammeter Power Meter Power Failure Data Saving DC 4~30V 0~6.5A

$8.16$14.83

40% off
XH-M238 Power Module Mini UPS Uninterruptible Emergency Power supply Module Switching Power Failure Automatic Switching Battery XH-M238 Power Module Mini UPS Uninterruptible Emergency Power supply Module Switching Power Failure Automatic Switching Battery

XH-M238 Power Module Mini UPS Uninterruptible Emergency Power supply Module Switching Power Failure Automatic Switching Battery

$3.04$5.07

58% off
220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module 220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

$3.70 $8.80

Categories: Tools, Measurement & Analysis Instruments

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YX850 Power Failure Automatic Switching Standby Battery Lithium Battery Module 5V-48V Universal Emergency Converte YX850 Power Failure Automatic Switching Standby Battery Lithium Battery Module 5V-48V Universal Emergency Converte

YX850 Power Failure Automatic Switching Standby Battery Lithium Battery Module 5V-48V Universal Emergency Converte

$19.90 $19.90

1 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now
220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module 220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

$5.63 $5.63

Categories: Tools, Measurement & Analysis Instruments

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40% off
2PCS Small Current Battery Anti-Leakage Switch Battery Protection Power Failure Modification 2PCS Small Current Battery Anti-Leakage Switch Battery Protection Power Failure Modification

2PCS Small Current Battery Anti-Leakage Switch Battery Protection Power Failure Modification

$6.52 $10.87

Categories: Tools, Measurement & Analysis Instruments

Buy Now
58% off
220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module 220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

$2.93 $6.97

Categories: Tools, Measurement & Analysis Instruments

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28% off
2PCS Small Current Battery Anti-Leakage Switch Battery Protection Power Failure Modification 2PCS Small Current Battery Anti-Leakage Switch Battery Protection Power Failure Modification

2PCS Small Current Battery Anti-Leakage Switch Battery Protection Power Failure Modification

$6.11 $8.48

Categories: Tools, Measurement & Analysis Instruments

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53% off
220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module 220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

$3.92 $8.33

Categories: Tools, Measurement & Analysis Instruments

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67% off
220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module 220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

$3.31 $10.04

Categories: Tools, Measurement & Analysis Instruments

Buy Now
55% off
220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module 220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

$3.50 $7.77

Categories: Tools, Measurement & Analysis Instruments

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33% off
220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module 220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

$4.11 $6.14

Categories: Tools, Measurement & Analysis Instruments

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41% off
AC220-240V Timer Square Counter 0-99999.9 Hours Power Failure Memory/Power-on Timing 50Hz Rolling Cumulative timer Hourmeter AC220-240V Timer Square Counter 0-99999.9 Hours Power Failure Memory/Power-on Timing 50Hz Rolling Cumulative timer Hourmeter

AC220-240V Timer Square Counter 0-99999.9 Hours Power Failure Memory/Power-on Timing 50Hz Rolling Cumulative timer Hourmeter

$2.32 $3.93

Categories: Tools, Measurement & Analysis Instruments

Buy Now
Intelligent Voice Broadcast Test Pen with LCD Display Broadcast Tester Automatic Shutdown for Power Test for Circuit Maintenance Intelligent Voice Broadcast Test Pen with LCD Display Broadcast Tester Automatic Shutdown for Power Test for Circuit Maintenance

Intelligent Voice Broadcast Test Pen with LCD Display Broadcast Tester Automatic Shutdown for Power Test for Circuit Maintenance

$55.47 $55.47

1 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now
5% off
Power failure memory digital display counter electromagnetic induction coun BEM-5X BEM-6X BEM-5C BEM-6C industrial punch counter Power failure memory digital display counter electromagnetic induction coun BEM-5X BEM-6X BEM-5C BEM-6C industrial punch counter

Power failure memory digital display counter electromagnetic induction coun BEM-5X BEM-6X BEM-5C BEM-6C industrial punch counter

$1.76 $1.85

9 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now
220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module 220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

$5.28 $5.28

Categories: Tools, Measurement & Analysis Instruments

Buy Now
220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module 220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

$5.57 $5.57

Categories: Tools, Measurement & Analysis Instruments

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35% off
Microcomputer Temperature Controller with Power Failure Protection Perfect for Breeding Household Refrigerators Microcomputer Temperature Controller with Power Failure Protection Perfect for Breeding Household Refrigerators

Microcomputer Temperature Controller with Power Failure Protection Perfect for Breeding Household Refrigerators

$63.34 $97.45

Categories: Tools, Measurement & Analysis Instruments

Buy Now
40% off
220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module 220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

$5.25 $8.75

Categories: Tools, Measurement & Analysis Instruments

Buy Now
220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module 220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

$5.76 $5.76

Categories: Tools, Measurement & Analysis Instruments

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39% off
2PCS Small Current Battery Anti-Leakage Switch Battery Protection Power Failure Modification 2PCS Small Current Battery Anti-Leakage Switch Battery Protection Power Failure Modification

2PCS Small Current Battery Anti-Leakage Switch Battery Protection Power Failure Modification

$6.44 $10.56

Categories: Tools, Measurement & Analysis Instruments

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49% off
2PCS Small Current Battery Anti-Leakage Switch Power Off Switch Battery Protection Power Failure Modification 2PCS Small Current Battery Anti-Leakage Switch Power Off Switch Battery Protection Power Failure Modification

2PCS Small Current Battery Anti-Leakage Switch Power Off Switch Battery Protection Power Failure Modification

$6.41 $12.57

Categories: Tools, Measurement & Analysis Instruments

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220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module 220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

$5.28 $5.28

Categories: Tools, Measurement & Analysis Instruments

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5% off
6 Digit Display Electronic Digital Counter JDM11-6H ZYC11-6H industrial counter Power failure memory 6 Digit Display Electronic Digital Counter JDM11-6H ZYC11-6H industrial counter Power failure memory

6 Digit Display Electronic Digital Counter JDM11-6H ZYC11-6H industrial counter Power failure memory

$3.12 $3.28

34 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now
220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module 220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

$5.28 $5.28

Categories: Tools, Measurement & Analysis Instruments

Buy Now
60% off
XH-M238 Power Module Mini UPS Uninterruptible Controller Emergency Supply Module Switching Failure Automatic Switching Battery XH-M238 Power Module Mini UPS Uninterruptible Controller Emergency Supply Module Switching Failure Automatic Switching Battery

XH-M238 Power Module Mini UPS Uninterruptible Controller Emergency Supply Module Switching Failure Automatic Switching Battery

$1.52 $3.80

1 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now
48% off
AC220-240V 50Hz Electircal Timer 0-99999.9 Hours 0.3W Electronic Hermetic Counter Power Failure Memory/Power-on Timing Gauge AC220-240V 50Hz Electircal Timer 0-99999.9 Hours 0.3W Electronic Hermetic Counter Power Failure Memory/Power-on Timing Gauge

AC220-240V 50Hz Electircal Timer 0-99999.9 Hours 0.3W Electronic Hermetic Counter Power Failure Memory/Power-on Timing Gauge

$2.25 $4.33

5 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now
34% off
A2BE Mechanical Timer 15 Minutes 24 Hours Time AC220V Non Power Failure A2BE Mechanical Timer 15 Minutes 24 Hours Time AC220V Non Power Failure

A2BE Mechanical Timer 15 Minutes 24 Hours Time AC220V Non Power Failure

$53.65 $81.29

Categories: Tools, Measurement & Analysis Instruments

Buy Now
5% off
5 Digit Display Electronic Digital Counter JDM11-5H ZYC11-5H industrial counter Power failure memory 5 Digit Display Electronic Digital Counter JDM11-5H ZYC11-5H industrial counter Power failure memory

5 Digit Display Electronic Digital Counter JDM11-5H ZYC11-5H industrial counter Power failure memory

$3.12 $3.28

15 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now
58% off
220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module 220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

$2.93 $6.97

Categories: Tools, Measurement & Analysis Instruments

Buy Now
220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module 220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

$5.37 $5.37

Categories: Tools, Measurement & Analysis Instruments

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50% off
AC220-240V 50Hz Electircal Timer 0-99999.9 Hours 0.3W Electronic Hermetic Counter Power Failure Memory/Power-on Timing Gauge AC220-240V 50Hz Electircal Timer 0-99999.9 Hours 0.3W Electronic Hermetic Counter Power Failure Memory/Power-on Timing Gauge

AC220-240V 50Hz Electircal Timer 0-99999.9 Hours 0.3W Electronic Hermetic Counter Power Failure Memory/Power-on Timing Gauge

$2.16 $4.33

Categories: Tools, Measurement & Analysis Instruments

Buy Now
49% off
A98U 220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module A98U 220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

A98U 220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

$4.04 $7.92

Categories: Tools, Measurement & Analysis Instruments

Buy Now
51% off
2 PCS Electrician Multifunctional Voltage Test Pen Accuracy Check Power Failure Zero Fire Line Non-Contact Detection Sensor LED 2 PCS Electrician Multifunctional Voltage Test Pen Accuracy Check Power Failure Zero Fire Line Non-Contact Detection Sensor LED

2 PCS Electrician Multifunctional Voltage Test Pen Accuracy Check Power Failure Zero Fire Line Non-Contact Detection Sensor LED

$34.80 $71.02

2982 sold

Categories: Tools, Measurement & Analysis Instruments

Buy Now
48% off
220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module 220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

220V 2 Way Power Automatic Switcher 10A Dual Power Supply 2 in 1 Out Power Failure Transfer Switch Board Module

$3.27 $6.28

Categories: Tools, Measurement & Analysis Instruments

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23% off
2PCS Small Current Battery Anti-Leakage Switch Power Off Switch Battery Protection Power Failure Modification 2PCS Small Current Battery Anti-Leakage Switch Power Off Switch Battery Protection Power Failure Modification

2PCS Small Current Battery Anti-Leakage Switch Power Off Switch Battery Protection Power Failure Modification

$6.90 $8.96

Categories: Tools, Measurement & Analysis Instruments

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45% off
Shared Mobile Power Charging Treasure Tester 6 In 1 Voltage Ammeter Power Meter Power Failure Data Saving DC 4~30V 0~6.5A Shared Mobile Power Charging Treasure Tester 6 In 1 Voltage Ammeter Power Meter Power Failure Data Saving DC 4~30V 0~6.5A

Shared Mobile Power Charging Treasure Tester 6 In 1 Voltage Ammeter Power Meter Power Failure Data Saving DC 4~30V 0~6.5A

$8.16 $14.83

Categories: Tools, Measurement & Analysis Instruments

Buy Now
40% off
XH-M238 Power Module Mini UPS Uninterruptible Emergency Power supply Module Switching Power Failure Automatic Switching Battery XH-M238 Power Module Mini UPS Uninterruptible Emergency Power supply Module Switching Power Failure Automatic Switching Battery

XH-M238 Power Module Mini UPS Uninterruptible Emergency Power supply Module Switching Power Failure Automatic Switching Battery

$3.04 $5.07

Categories: Tools, Measurement & Analysis Instruments

Buy Now