HiLetgo 2pcs 5A AC Current Sensor Current Detection Sensor Relay 12V AC Current Relay Module AC Sensor AC Current Relay Switch with Over Current Protection

$17.99

Current Sensing Relay AC Current Sensing Switch 0-30A Normally Closed Current Sensor Monitoring Relay (N30)

$19.99

Current Sensing Relay AC Current Sensing Switch 0-30A Normally Closed Current Sensor Monitoring Relay (NC30)

$7.99

NOYITO ACS712 Current Sensor Module Detector ACS712ELC 5A 20A 30A Amps Amperage Range (Pack of 2) (20A)

$14.59

FainWan ACS712 Current Sensor Module Detector ACS712ELC 5A 20A 30A Amps Amperage Range (Pack of 2) (5A)

$9.72

Current Sensing Relay AC Current Sensing Switch 0-30A Normally Open Current Sensor Monitoring Relay (M3050)

$6.88

Current Sensor Module Sampling Current Conversion Analog Output with Overcurrent Detection Indicator

$17.99

Electronics-Salon Panel Mount AC/DC Current Sensor Module Board, Based on ACS712 (+/-30Amp)

$7.49

HiLetgo 2pcs ACS712 30A Current Sensor Module 30A Range ACS712 Module

$17.99

Current Sensing Relay AC Current Sensing Switch 0-50A Normally Closed Current Sensor Monitoring Relay (N50)

$19.99

Current Sensing Relay AC Current Sensing Switch 0-50A Normally Closed Current Sensor Monitoring Relay (NC50)

$16.99

3PCS 30A Range Current Sensor ACS712 Module AC/DC for Arduino (30A)

$19.99

AC Current Sensing Switch, Adjustable Self-Powered Sensing Switch Normally Open Amp Sensor Monitoring Relay for Automated Equipment (0.2-30A)

$7.49

AEDIKO 2pcs INA226 Voltage Current Module Bi-Directional Voltage Current Power Alert Monitor Module 36V 20A Current Sensor Module I2C IIC

$14.24

JESSINIE WCS1800 Hall Current Sensor Detector 35A Current Sensor Module Board Short Circuit Overcurrent Protection Module Sensor with Overcurrent Lamp

$19.47

10Pcs Voltage Transformer Module Active Single Phase AC Mutual Inductance Amplifier ZMPT101B Output Voltage Sensor Board Power Supply Voltage 5-30V for Household Appliances

$19.97

ACS712 Hall Effect Current Sensor Module 5A 20A 30A Range + Voltage Sensor Module DC0-25V Voltage Tester Terminal Sensor for Arduino

$6.88

NOYITO 0-5A AC Current Detection Sensor Module Switch Output (DC 12V, Green)

$9.99

Electronics-Salon Panel Mount AC/DC Current Sensor Module Board, Based on ACS712 (+/-20Amp)

$10.39

CrocSee Miniature Current Switch, CS-TS0, Normally Open Amp Sensor Monitoring Relay, AC 1-50A Detectable

$8.99

Slim DIN Rail Mount AC/DC Current Sensor Module, Based on ACS712. (+/-30Amp)

$6.39

DEVMO 30A Range AC and DC Current Sensor Module ACS712 Module Highly Sensitive Humidity High Efficient Compatible with Ar-duino 30A

$135

WayinTop 2pcs ACS712 Hall Effect Current Sensor Module 30A Range ACS712 Module + 2pcs Voltage Sensor Module DC0-25V Voltage Tester Terminal Sensor for Arduino

$11.58

YXQ 0-30A Analog Current Panel 85C1-A Amp Ammeter Gauge Meter 2.5 Accuracy 75mV for Auto Circuit Measurement Tester (DC 30A)

$6.99

UMLIFE 3pcs ACS712 Hall Effect Current Sensor Module 30A Range ACS712 Module + 3pcs Voltage Sensor Module DC0-25V Voltage Tester Terminal Sensor for Arduino Raspberry Pi

$6.39

LEQUDUO 9038A Relay Tester Diagnostic Scan Tool Fuel Pump Relay Bypass Master Kit with Amp Loop, Pack of 6

$6.99

WWZMDiB ACS712 Range Current Sensor Module 5A 20A 30A Multiple Optional (3Pcs 30A)

$17.99

CG 50A 50mV Ampere Electrical Digital DC Current Shunt Resistor for amp Panel Ammeter Current Measurement Tester Gauge…

$9.89

2PCS DC Volt Meter, DC 5-99V Car LED Digital Display, Round 2 Wire Voltmeter DC Digital Car Voltage Current Meter Volt Detector Tester Monitor Panel for Motorcycle Truck Camper Caravan Marine ATV UTV

$12.99

DC Volt Meter 2PCS, DC 5-99V Car LED Digital Display, Round 2 Wire Voltmeter DC Digital Car Voltage Current Meter Volt Detector Tester Monitor Panel for Motorcycle Truck Camper Caravan Marine ATV UTV

$11.99

uxcell Analog Current Panel Meter DC 0-30A 85C1 with 75mV Shunt for Circuit Testing Ampere Tester Gauge, 1 Set

$8.99

DROK Voltage Amp Meter DC, Battery Monitor DC 0-300V 200A, Ammeter Voltmeter for Solar System Setup Power Energy Capacity Volt Current Detector Panel with Hall Sensor

$132.56

Alinan 6pcs ZMPT101B Voltage Sensor 5-30V Power Supply Single Phase Active Sine Wave Voltage Output Variable Voltage Transformer Module with Dupont Cable

$56.76

NOYITO Analog Current Sensor Module INA169 2.7V to 60V DC Current Sensor Breakout Module

$19.99

Baomain DH-670 DC 0-30A Analog Amp Panel Meter Current Ammeter + Shunt 1pcs

$24.39

HiLetgo 3pcs ZMCT103C 5A AC Current Sensor Current Transformer Module Single Phase Active Analog Signal Output with OP Amp

$10.99

Voltage Current Display, DROK DC 4.5-100V Digital Voltmeter Ammeter Multimeter Panel, 0-50A Volt Tester Meter Amp Detector, LED Voltage Amperage Monitor Gauge for Automotive Motor Battery

$23.99

HiLetgo ACS758 ACS758LCB-050B-PFF-T 50A Linear Current Sensor ACS758LCB Current Module 120 kHz Bandwidth 3-5.5V

$10.39

Hall Current Sensor,100A WCS1600 DC 5V Short Circuit Protection Modules Adjustable Short Circuit Overcurrent Protection Detector for Smart Car Motor Overcurrent Detection

$7.99

WWZMDiB ACS712 Range Current Sensor Module 5A 20A 30A Multiple Optional (5Pcs 20A)

$9.99

Normally Open Current Switch Adjustable Isolation The AC Current Monitoring Current Detection Protection AC 0.2-30A SZC23-NO-AL-CH

$9.74

Power Circuit Probe Tester 6-30V AC/DC Voltage Tester Resistance&Diode Circuit Tester Component Activation Electrical Tester with Flashlight, TFT Color Display, 39FT Long Test Lead,Overload Protection

$27.7

Power Circuit Probe Tester 6V-24V DC Test Light Short Circuit Tester Component Activation Electrical Tester Polarity Identify Continuity Tester with LED Light, Long Test Lead, Overload Protection

$127.99

CG 100A 100mV Ampere Electrical Digital DC Current Shunt Resistor for amp Panel Ammeter Current Measurement Tester Gauge…

$14.07

Bitray 0-30mA Analog Current Panel Meter 91C4-A DC Ammeter Amp Gauge Meter 2.5 Accuracy for Circuit Testing Ampere Tester Gauge, 2 PCS

$13.99

Power Circuit Probe Tester with Overload Protection and Component Activation, Polarity Identify Continuity Short Circuit Tester 6-24V with LED Test Light, Buzzer Warning,13FT Long Extension Cable

$172.5

Dorhea 3Pcs Metal Detector Kit Electronic Practice Kit DC 3V-5V 60mm Non-Contact Sensor Board Module DIY Electronic Part Metal Detector

$44.66

Dusledel 9038A Fuel Pump Relay Bypass Master Switch Kit with Amp Loop, Pack of 6 Relay Tester Diagnostic Scan Switch Kit

$22.99

CHHUA Ammeter DH-670 AC0-30A Analog Amp Meter Gauge Rectangle Panel Meter Current Tester

$9.99

ANCEL Automotive Circuit Tester Kit - Voltage, Short, Relay, Fuse Tester with Thermometer for Cars and Trailers

$11.49

3PCS 20A Range Current Sensor ACS712 Module AC/DC for Arduino (20A)

$17.99

Automotive Circuit Tester, Power Circuit Probe Tester, AC DC Digital Voltage Tester 6V 30V Electrical System Test Tool Diode Resistance Check for Trailer Trucks with 4.9ft Cable and LED Light

$97.85

YUXIVCNE 9038A Relay Bypass Switch Kit with Amp Loop, Pack of 6 Relay Tester Diagnostic Scan Tool Fuel Pump Relay Master Kit

$53.54

Current Transmitter, FCS521-SD-10V Current Transducer Transmitter Transformer Sensor AC Current Converter 0-50A

$14.3

Haosie 1pcs Split Core Current, PZCT-02 Current Sensor, Split Core Current Transformer Coil Sensor for 100A Amp Energy Meter

$42

DROK Volt Amp Meter, AC 500V 200A Digital Voltmeter Ammeter Panel, 0.39 Inches LED 2in1 Multimeter, 2-Wire Voltage Amperage Tester Gauge with Current Transformer

$23.99

Upgraded Watt Power Meter Plug Home Electrical Usage Monitor Consumption, Energy Voltage Amps Kill Tester with Backlight, Overload Protection, 7 Modes Display

$14.74

Relay Tester Replace 9038 Diagnostic Scan Tool Fuel Pump Relay Bypass Master Kit

$12.99

Premium Digital LED Automotive Circuit Tester, DC 2.6V-32V Test Light with Portable PU Extended Spring Wire, Vehicle Circuits Low Voltage Light Tester with Sharp Stainless Probe

$18.95

YXQ 0-30mA Analog Current Panel 85C1 Amp Ammeter Gauge Meter 2.5 Accuracy for Auto Circuit Measurement Tester (DC 30mA)

$16.99