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*** Attention: Due to seasonal demand current "In Stock" parts orders handling time increased to up to 2 Business Days. ***                                                                                                                                                                                         *** Attention: Current Dometic Special Orders delivery time has been Increased to up to 12 weeks due to covid-19 related production delays. ***                                                                                                                                                                                         *** Attention: Due to high demand Current Airstream "Special Order" delivery time increased to 3 to 6 Weeks. ***                                                                                                                                                                                         *** Attention: Current axle orders delivery time has been increased by Dexter to up to 6 weeks due to covid-19 related production delays. ***

Tools & Testers

We present our best selection of RV electrical tools and testers for your trailer or motorhome. We carry a variety of trailer wiring circuit testers from brands like Camco, CURT, and Hopkins. With our RV tools and testers, you can tow responsibly and make sure that your RV lights are working properly. 

1 - 32 of 44 results
Hopkins MFG Trailer Wiring Circuit Tester 48114
Hopkins MFG Trailer Wiring Circuit Tester 48114
6.34 $6.04
No reviews
 ⬤  In Stock
Type
4-Flat
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Hopkins MFG Trailer Wiring Circuit Tester 48655
Hopkins MFG Trailer Wiring Circuit Tester 48655
7.02 $6.69
No reviews
 ⬤  In Stock
Quantity
Single
Type
4-Flat LED
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Hopkins MFG Trailer Wiring Circuit Tester 50918
Hopkins MFG Trailer Wiring Circuit Tester 50918
287.41 $273.72
No reviews
 ⬤  In Stock
Type
4 Wire Flat/ 6 Pole Round/ 7 RV Blade
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Husky Towing Trailer Wiring Circuit Tester 15174
Husky Towing Trailer Wiring Circuit Tester 15174
14.77 $14.07
No reviews
 ⬤  In Stock
Quantity
Single
Type
7 RV Blade To 4 Wire Flat
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Husky Towing Trailer Wiring Circuit Tester 30178
Husky Towing Trailer Wiring Circuit Tester 30178
8.24 $7.85
No reviews
 ⬤  In Stock
Quantity
Single
Type
4 Wire Flat
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Marinco Circuit Tester HSP5
Marinco Circuit Tester HSP5
14.64 $13.94
No reviews
 ⬤  In Stock
Lead Type
36 Inch Test Lead
Voltage Rating
300 Volt AC/ DC
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Performance Tool Circuit Tester W2992
Performance Tool Circuit Tester W2992
28.05 $26.71
No reviews
 ⬤  In Stock
Lead Type
1 Lead
Style
Bulb Type
Voltage Rating
6 To 48 Volt DC
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Tow Ready Circuit Tester 40376
Tow Ready Circuit Tester 40376
86.69 $82.56
No reviews
 ⬤  In Stock
Lead Type
1 Lead
Style
Digital Display
Voltage Rating
6 Volt And 12 Volt
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Tow Ready Trailer Wiring Circuit Tester 20114
Tow Ready Trailer Wiring Circuit Tester 20114
12.96 $12.34
No reviews
 ⬤  In Stock
Quantity
Single
Type
4-Flat LED
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Valterra Line Voltage Monitor A10-120VM
Valterra Line Voltage Monitor A10-120VM
17.5 $16.67
No reviews
 ⬤  In Stock
Control Voltage
90 To 132 Volt
Display Type
Digital Display
Type
Plug In Wall Socket
Used For
Provides A Continuous And Accurate Reading Of AC Line Voltage
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Winegard Electrical Coaxial Cable Multi-Tester - TE-1400
Winegard Electrical Coaxial Cable Multi-Tester - TE-1400
9.6 $9.14
No reviews
 ⬤  In Stock
Display
No Display
Includes Clip
No
Includes Test Lead
No
Voltage Range (V)
12 Volt
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WirthCo Circuit Tester 21049
WirthCo Circuit Tester 21049
10.52 $10.02
No reviews
 ⬤  In Stock
Lead Type
One 45 Inch Lead
Style
Bulb Type
Voltage Rating
12 Volt To 24 Volt
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WirthCo Trailer Wiring Circuit Tester 80911
WirthCo Trailer Wiring Circuit Tester 80911
10.27 $9.78
No reviews
 ⬤  In Stock
Type
4-Way
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AP Products Coil N Wrap Electrical Connector Separator Tool, 50 Amp, 4 Prong
AP Products Coil N Wrap Electrical Connector Separator Tool, 50 Amp, 4 Prong
12.67 $12.07
No reviews
 ⬤  In Stock
Type
4 Prong
Used For
Disconnect Cables From Electrical Outlets Or Each Other
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Blue Sea Circuit Tester, Digital Display, Mini Clamp Multimeter
Blue Sea Circuit Tester, Digital Display, Mini Clamp Multimeter
223.16 $212.53
1 review
 ⬤  Special Order
Lead Type
Test
Style
Gauge Type
Voltage Rating
0.001 To 600 Volt DC
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Camco RV Line Voltage Monitor, 120 Volt Analog Display
Camco RV Line Voltage Monitor, 120 Volt Analog Display
26.79 $25.51
1 review
 ⬤  In Stock
Control Voltage
120 Volts
Display Type
Analog
Industry Standard
NEMA 5-15P
Type
Plug-In Wall Socket
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De-Bug Plug - Trailer Wiring Circuit Tester 4-Way Flat
De-Bug Plug - Trailer Wiring Circuit Tester 4-Way Flat
6.11 $5.82
1 review
 ⬤  In Stock
Type
4-Way Flat
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Dinosaur Electric Ignition Control Circuit Board Tester IMT-12P TEST PKG
Dinosaur Electric Ignition Control Circuit Board Tester IMT-12P TEST PKG
255.53 $243.36
No reviews
 ⬤  In Stock
Compatibility
Test Fenwal/ Channel Products/ Dinosaur Electronics 12 Volt DC Ignition Boards
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East Penn Voltmeter Tool, 12 To 24 Volts, Digital Display, With 6" Test Leads
East Penn Voltmeter Tool, 12 To 24 Volts, Digital Display, With 6" Test Leads
33.94 $32.32
1 review
 ⬤  Special Order
Display
Digital
Length
OEM
Type
Handheld
Voltage Range
12 To 24 Volt
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Hopkins MFG RV Trailer Wiring Installation Kit
Hopkins MFG RV Trailer Wiring Installation Kit
26.47 $25.21
No reviews
 ⬤  Special Order
Includes Circuit Tester
Yes
Includes Duct Cover
Yes
Includes Electrical Tape
Yes
Includes Ring Terminals
Yes
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Hughes Auto Digital A/C Volt meter 90 /132 Volt AC
Hughes Auto Digital A/C Volt meter 90 /132 Volt AC
17.48 $16.65
No reviews
 ⬤  In Stock
Control Voltage
90 To 132 Volts AC
Display Type
Digital
Type
Plug In Wall Socket
Used For
Provides A Continuous And Accurate Reading Of AC Line Voltage
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Marinco Wire Tracker - Sperry LAN Tracker Wire Tracer
Marinco Wire Tracker - Sperry LAN Tracker Wire Tracer
77.88 $74.17
1 review
 ⬤  In Stock
Function
Identify Coaxial/ CAT 5/ Speaker/ Phone Or Any Non-Energized Single Wire
Indication Type
Light And Audible Indication
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Performance Tool Wire Stripper W202
Performance Tool Wire Stripper W202
34.37 $32.73
No reviews
 ⬤  Special Order
Crimps Wire
Yes
Cuts Wire
Yes
Grip Color
Red and Black
Wire Gauge
20-10
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Pollak Trailer Wiring LED Circuit Tester 7 Way RV Socket
Pollak Trailer Wiring LED Circuit Tester 7 Way RV Socket
30.93 $29.46
No reviews
 ⬤  In Stock
Type
7-Way RV Socket LED
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Prime Products Circuit Tester 6/12 volt Bulb Type
Prime Products Circuit Tester 6/12 volt Bulb Type
6.53 $6.22
1 review
 ⬤  In Stock
Style
Bulb Type
Voltage Rating
12 Volts
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Prime Products Circuit Tester, Standard AC Outlets 12-4061
Prime Products Circuit Tester, Standard AC Outlets 12-4061
10.84 $10.32
No reviews
 ⬤  In Stock
Style
Bulb Type
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Prime Products Line Voltage Monitor 110 Volt To 130 Volt Digital Display 12-4058
Prime Products Line Voltage Monitor 110 Volt To 130 Volt Digital Display 12-4058
36.27 $34.54
1 review
 ⬤  In Stock
Control Voltage
110 Volts To 130 Volts
Display Type
Digital
Type
Plug-In Wall Socket
Used For
Shows If Low Voltage Condition Exists
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Prime Products RV Circuit Tester Pro Series Visual And Audible Indicator
Prime Products RV Circuit Tester Pro Series Visual And Audible Indicator
18.2 $17.33
No reviews
 ⬤  In Stock
Style
Bulb Type
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Reese 7-Way LED Blade RV Trailer Wiring Circuit Tester
Reese 7-Way LED Blade RV Trailer Wiring Circuit Tester
43.42 $41.35
1 review
 ⬤  In Stock
Type
7-Way LED
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RV Battery Terminal Wrench 5/16 Inch Side Terminal Bolts
RV Battery Terminal Wrench 5/16 Inch Side Terminal Bolts
6.05 $5.76
1 review
 ⬤  In Stock
Color
Black Handle
Compatibility
Installing And Removing OEM 5/16 Inch Side Terminal Bolts
Drive Size
5/16 Inch
Includes Handle
Yes
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Tow Ready 5-Flat Car End Tester With LED Display 20115
Tow Ready 5-Flat Car End Tester With LED Display 20115
15.46 $14.72
1 review
 ⬤  In Stock
Quantity
Single
Type
5-Flat Car End Tester With LED Display
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Tow Ready 7-Way Flat Pin Car End Tester With LED Display 20117
Tow Ready 7-Way Flat Pin Car End Tester With LED Display 20117
22.62 $21.54
1 review
 ⬤  In Stock
Quantity
Single
Type
7-Way Flat
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Showing 1 - 32 of 44 Products