Testing Relays(289)
Uses item details. Price when purchased online
Woudy Genuine Fuel Pump Main Relay 39400-SM4-003 for Civic Accord Acura 1992-2001 $18.99

Sponsored
$1899
current price $18.99Woudy Genuine Fuel Pump Main Relay 39400-SM4-003 for Civic Accord Acura 1992-2001
Clearance NURATIT Fuel Pump Main Relay 39400-SM4-003 for Honda Civic Accord Acura 1992-2001, Direct Fit OEM Quality $23.99 Was $53.97

Sponsored
Now$2399
current price Now $23.99, Was $53.97$53.97
NURATIT Fuel Pump Main Relay 39400-SM4-003 for Honda Civic Accord Acura 1992-2001, Direct Fit OEM Quality
Woudy 92029 Relay Board Replacement Parts for Dacor Range Oven Replace DE81-08448A 62439 82993 PCB $155.99

Sponsored
$15599
current price $155.99Woudy 92029 Relay Board Replacement Parts for Dacor Range Oven Replace DE81-08448A 62439 82993 PCB
5 PIN Blade Post Relays 50 Ohms Hi-Low Blower Motor $10.84

Sponsored
$1084
current price $10.845 PIN Blade Post Relays 50 Ohms Hi-Low Blower Motor
15 out of 5 Stars. 1 reviews
Electronic Specialties 190 Relay Tester 4 And 5 Pin Automatic Test Tool $66.25

$6625
current price $66.25Electronic Specialties 190 Relay Tester 4 And 5 Pin Automatic Test Tool
94.4 out of 5 Stars. 9 reviews
Lisle 56850 Green Relay Test Jumper $23.16

$2316
current price $23.16Lisle 56850 Green Relay Test Jumper
SDFGTstore Flame Resistant Electrical Relays Test Button Included Metal for HVAC Equipment

SDFGTstore Flame Resistant Electrical Relays Test Button Included Metal for HVAC Equipment
NFTIGB DC 12V Voltage Detection Relay Module 0 to 99.9V Monitoring Range with LED Display, Upper Lower Limit Detection for Industrial Automation, 1 Pack (13 inches / 33.0 cm) $12.94

$1294
current price $12.94NFTIGB DC 12V Voltage Detection Relay Module 0 to 99.9V Monitoring Range with LED Display, Upper Lower Limit Detection for Industrial Automation, 1 Pack (13 inches / 33.0 cm)
Yammee Industrial Relays Quick connection Terminals Test Electrical Control Relays Metal & Plastic Relays for Machinery Control $13.31

$1331
current price $13.31Yammee Industrial Relays Quick connection Terminals Test Electrical Control Relays Metal & Plastic Relays for Machinery Control
Best seller 9038 Relay Bypass Switch Kit, Replace 9036 9037, Relay Tester Diagnostic Scan Tool Relay Bypass Master Kit, 6-Pack,6 x Relay Bypass Switch(There are small differences in printed words),Black $13.39 Was $16.39

Now$1339
current price Now $13.39, Was $16.39$16.39
9038 Relay Bypass Switch Kit, Replace 9036 9037, Relay Tester Diagnostic Scan Tool Relay Bypass Master Kit, 6-Pack,6 x Relay Bypass Switch(There are small differences in printed words),Black
Alla Lighting 12V Heavy Duty 2 Pin Electronic LED Compatible Turn Signal Flasher Relay- Fits Motors Turn Signal & Hazard Warning From $9.00

Sponsored
From$900
Alla Lighting 12V Heavy Duty 2 Pin Electronic LED Compatible Turn Signal Flasher Relay- Fits Motors Turn Signal & Hazard Warning
94.2 out of 5 Stars. 9 reviews
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Best seller Unique Bargains Car LED Turn Signal Flasher Relay for Jeep Grand Cherokee 1999-2004 for Dodge Grand Caravan 1996-2000 $16.99

Sponsored
$1699
current price $16.99Unique Bargains Car LED Turn Signal Flasher Relay for Jeep Grand Cherokee 1999-2004 for Dodge Grand Caravan 1996-2000
23 out of 5 Stars. 2 reviews
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Ywmsfl Flame Resistant Electrical Relays Test Button Included Brass for HVAC Equipment $12.38

$1238
current price $12.38Ywmsfl Flame Resistant Electrical Relays Test Button Included Brass for HVAC Equipment
GJX 2026 New Relay Tester Diagnostic Scan Tool Relay Bypass Switch Kit Relay Tester 12V Car Relay Tester for Automotive,Truck,Boat,Motorcycle,Rv $14.23

$1423
current price $14.23GJX 2026 New Relay Tester Diagnostic Scan Tool Relay Bypass Switch Kit Relay Tester 12V Car Relay Tester for Automotive,Truck,Boat,Motorcycle,Rv
Electronic Specialties Off-the-Car Relay Tester $84.88

$8488
current price $84.88Electronic Specialties Off-the-Car Relay Tester
LISLE 60660 - DELUXE RELAY TEST KIT $154.64

$15464
current price $154.64LISLE 60660 - DELUXE RELAY TEST KIT
BIMZUC DC 24V Voltage Detection Relay Module with Segment LED Display, 0-99.9V Monitoring Range, Upper & Lower Limit Control, Charge Discharge Test Board, 12A Electrical Circuit Monitor $10.99

$1099
current price $10.99BIMZUC DC 24V Voltage Detection Relay Module with Segment LED Display, 0-99.9V Monitoring Range, Upper & Lower Limit Control, Charge Discharge Test Board, 12A Electrical Circuit Monitor
Electrical Control Relays Test Button Flame Resistant Quick connection Design Relays From $9.79

2 options
Available in additional 2 optionsFrom$979
Electrical Control Relays Test Button Flame Resistant Quick connection Design Relays
YAHHU DC 12V Voltage Detection Relay Module 0 to 99.9V Monitoring Range with LED Display Upper Lower Limit Detection for Industrial Automation 1 Pack $16.94

$1694
current price $16.94YAHHU DC 12V Voltage Detection Relay Module 0 to 99.9V Monitoring Range with LED Display Upper Lower Limit Detection for Industrial Automation 1 Pack
Electronic Specialties 191 Relay Buddy Pro Test Kit $146.29

$14629
current price $146.29Electronic Specialties 191 Relay Buddy Pro Test Kit
25 out of 5 Stars. 2 reviews
Unique Bargains Starter Relay Solenoid for Ford E250 E350 F250 F350 Econoline Diesel Glow Plug Relay Solenoid $15.99

Sponsored
$1599
current price $15.99Unique Bargains Starter Relay Solenoid for Ford E250 E350 F250 F350 Econoline Diesel Glow Plug Relay Solenoid
KFFKFF Split Charge Relay Voltage Sense Relay 12V 140A Dual Battery Isolator $27.99 $27.99/ca

Sponsored
$2799
current price $27.99$27.99/ca
KFFKFF Split Charge Relay Voltage Sense Relay 12V 140A Dual Battery Isolator
Tizuqe Flame Resistant Electrical Relays Test Button Included Metal for HVAC Equipment $14.18

$1418
current price $14.18Tizuqe Flame Resistant Electrical Relays Test Button Included Metal for HVAC Equipment
9038 Relay Switch Relay Tester Fuel Pump Switch Kit New $20.29

$2029
current price $20.299038 Relay Switch Relay Tester Fuel Pump Switch Kit New
Relay Module,12v 24v Delay Switch With Time Delay Switch Relay Time Delay Led Display L-ed Display Meter Test Relay Test Relay Time Relay Eryue 12v Relay Siuke 12v $15.05

$1505
current price $15.05Relay Module,12v 24v Delay Switch With Time Delay Switch Relay Time Delay Led Display L-ed Display Meter Test Relay Test Relay Time Relay Eryue 12v Relay Siuke 12v
BIMZUC GRV8-02 Single Phase Voltage Control Monitoring Relay Over Voltage Protection SPDT 10A 250VAC 35mm Rail Mount DIN Rail Installation Auto Reset Compact Design Electronic Protector Switch

2 options
Available in additional 2 optionsBIMZUC GRV8-02 Single Phase Voltage Control Monitoring Relay Over Voltage Protection SPDT 10A 250VAC 35mm Rail Mount DIN Rail Installation Auto Reset Compact Design Electronic Protector Switch
M Buder Thermal Overload Relay JR36-20 Electrical System Relay 690V Insulation Voltage Manual Automatic Reset Temperature Compensation Circuit Protection Safety 2.2-3.5A Rated Current Device

3 options
Available in additional 3 optionsM Buder Thermal Overload Relay JR36-20 Electrical System Relay 690V Insulation Voltage Manual Automatic Reset Temperature Compensation Circuit Protection Safety 2.2-3.5A Rated Current Device
ZHUOPAI DC 12V Voltage Detection Relay Module, 0-99.9V Monitoring Range with LED Display, Upper & Lower Limit Control for Industrial Automation, 1 Pack $21.94

$2194
current price $21.94ZHUOPAI DC 12V Voltage Detection Relay Module, 0-99.9V Monitoring Range with LED Display, Upper & Lower Limit Control for Industrial Automation, 1 Pack
Relay Buddy Pro Test Kit $188.47

$18847
current price $188.47Relay Buddy Pro Test Kit
BIMZUC GRT8-M2 Multifunctional Delay Time Relay 10 Functions 35mm DIN Rail Mount AC/DC 12V-240V for Industrial Equipment Lighting Motor Control 3.35 oz / 95 g $29.31

$2931
current price $29.31BIMZUC GRT8-M2 Multifunctional Delay Time Relay 10 Functions 35mm DIN Rail Mount AC/DC 12V-240V for Industrial Equipment Lighting Motor Control 3.35 oz / 95 g
VEVOR SplitCharge Relay Kit, 6mtr 12V, Automatic Dual Battery Isolator Kit with 140AMP Voltage Sense Relay VSR $58.90 $58.90/ca

Sponsored
$5890
current price $58.90$58.90/ca
VEVOR SplitCharge Relay Kit, 6mtr 12V, Automatic Dual Battery Isolator Kit with 140AMP Voltage Sense Relay VSR
55 out of 5 Stars. 5 reviews
Upgrades Relays with Test Button Quick connection Terminals Flame Resistant for HVAC Industrial Machinery & Lighting Control

Upgrades Relays with Test Button Quick connection Terminals Flame Resistant for HVAC Industrial Machinery & Lighting Control
Lisle 69300 Master Relay & Fused Circuit Test Kit $204.58

$20458
current price $204.58Lisle 69300 Master Relay & Fused Circuit Test Kit
NTE Electronics R12-17A3-120B RELAY-120VAC 5AMP 4PDT GEN.PURPOSE TEST BUTTON $14.51

$1451
current price $14.51NTE Electronics R12-17A3-120B RELAY-120VAC 5AMP 4PDT GEN.PURPOSE TEST BUTTON
Lisle 56840 Blue Relay Test Jumper $23.85 Was $36.74

Now$2385
current price Now $23.85, Was $36.74$36.74
Lisle 56840 Blue Relay Test Jumper
15 out of 5 Stars. 1 reviews
BIMZUC XH-M225 Timer Relay Module Digital Display 0-99S Cycle Switch Board Controller DC 12V Two Channel Output System For Cyclic On Off Testing Tasks Length 3.15 inches / 8.0 cm Home Use $9.87

$987
current price $9.87BIMZUC XH-M225 Timer Relay Module Digital Display 0-99S Cycle Switch Board Controller DC 12V Two Channel Output System For Cyclic On Off Testing Tasks Length 3.15 inches / 8.0 cm Home Use
NFTIGB H3200A Solid State Relay 200A DC to AC SSR Module, Low Power Consumption, No Contact Electrical System Relay with LED Indicator, 3-32V DC Input, 24-480V AC Output $33.47

$3347
current price $33.47NFTIGB H3200A Solid State Relay 200A DC to AC SSR Module, Low Power Consumption, No Contact Electrical System Relay with LED Indicator, 3-32V DC Input, 24-480V AC Output
NTE Electronics R10-14D10-12B RELAY-12VDC 10AMP 3PDT GEN.PURPOSE TEST BUTTON $30.46

$3046
current price $30.46NTE Electronics R10-14D10-12B RELAY-12VDC 10AMP 3PDT GEN.PURPOSE TEST BUTTON
Circuit Protector, Thermal Relay 12,18A, 400/600V, Manual/Auto Reset Test Button $17.18

$1718
current price $17.18Circuit Protector, Thermal Relay 12,18A, 400/600V, Manual/Auto Reset Test Button
Power Relay; 100/120 VAC; 25 A 2A DPST-NO; Screw terminals Upper bracket; With test btn $35.00

$3500
current price $35.00Power Relay; 100/120 VAC; 25 A 2A DPST-NO; Screw terminals Upper bracket; With test btn
Packard SPDT Switching Fan Relay, 24 Coil Voltage, 18 Resistive Amps, PR370 $21.52

$2152
current price $21.52Packard SPDT Switching Fan Relay, 24 Coil Voltage, 18 Resistive Amps, PR370
BIMZUC DC 12V Voltage Detection Relay Module 0 to 99.9V Monitoring Range with LED Display Upper Lower Limit Detection for Industrial Automation $18.94

$1894
current price $18.94BIMZUC DC 12V Voltage Detection Relay Module 0 to 99.9V Monitoring Range with LED Display Upper Lower Limit Detection for Industrial Automation
NFTIGB 3 Phase Solid State Relay DC to AC 3-32VDC Control 24-480VAC Load 15A Output White Shell Noiseless Anti Shock Reliable Electrical System Accessories From $25.67

3 options
Available in additional 3 optionsFrom$2567
NFTIGB 3 Phase Solid State Relay DC to AC 3-32VDC Control 24-480VAC Load 15A Output White Shell Noiseless Anti Shock Reliable Electrical System Accessories
NFTIGB 400V 600V 12-18A Thermal Overload Relay Phase Failure Protection Thermal Protector for Circuit Safety, 3.54 inches / 9 cm $12.96

$1296
current price $12.96NFTIGB 400V 600V 12-18A Thermal Overload Relay Phase Failure Protection Thermal Protector for Circuit Safety, 3.54 inches / 9 cm
Shelly 2PM Gen4 16A 2-Channel (2x10A) Smart Relay with Power Measurement (Wi-Fi, Matter & Zigbee) $38.99

$3899
current price $38.99Shelly 2PM Gen4 16A 2-Channel (2x10A) Smart Relay with Power Measurement (Wi-Fi, Matter & Zigbee)
174.6 out of 5 Stars. 17 reviews
DC 12V Cycle Delay Timer Switch, Adjustable Infinite Loop Relay Module Board with LED Display for Industrial Automation, Machine Testing, and DIY Projects $9.87

$987
current price $9.87DC 12V Cycle Delay Timer Switch, Adjustable Infinite Loop Relay Module Board with LED Display for Industrial Automation, Machine Testing, and DIY Projects
Relay Bypass Switch & Diagnostic Tester - 9038 Tester Kit, Scan Tool, Fuel Pump Relay Bypass Master, Replaces 9036/9037, Compatible with Domestic GM, BMW, Audi, Chrysler (6-Pack) $23.19

$2319
current price $23.19Relay Bypass Switch & Diagnostic Tester - 9038 Tester Kit, Scan Tool, Fuel Pump Relay Bypass Master, Replaces 9036/9037, Compatible with Domestic GM, BMW, Audi, Chrysler (6-Pack)
TAPDRA Silver Contact Relay Bypass Switch Set Dustproof Waterproof Design For Automotive Fuel Pump Circuit Testing Accessory $16.98

$1698
current price $16.98TAPDRA Silver Contact Relay Bypass Switch Set Dustproof Waterproof Design For Automotive Fuel Pump Circuit Testing Accessory
DC5V 30A Time Delay Relay Module With Overvoltage And Undervoltage Protection For DT20W Meters And Battery Testing Switch Control Unit $13.09

$1309
current price $13.09DC5V 30A Time Delay Relay Module With Overvoltage And Undervoltage Protection For DT20W Meters And Battery Testing Switch Control Unit
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