Trailer Electrical - Wiring, Connectors, Plugs, Adapters, and More

Electrical

We offer a wide variety of trailer electrical products including wire and cable, trailer connectors, wiring adapters, brake controllers, breakaway systems, and much more.

Here's a helpful write up on how to test your truck and trailer wiring!



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Price $0.39

EPM-02426
East Penn Manufacturing - 14 Gauge Wire - Yellow

Standard 14 gauge electrical wire - Yellow - Single conductor copper wire - For use at 60 volts or less - Rated at 176° F -...
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Price $0.39

EPM-02427
East Penn Manufacturing - 14 Gauge Wire - Brown

Standard 14 gauge electrical wire - Brown - Single conductor copper wire - For use at 60 volts or less - Rated at 176° F -...
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Price $0.39

EPM-02428
East Penn Manufacturing - 14 Gauge Wire - Blue

Standard 14 gauge electrical wire - Blue - Single conductor copper wire - For use at 60 volts or less - Rated at 176° F -...
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Price $1.86

EPM-04500
East Penn Manufacturing - 10/2 Gauge Marine Grade Cable Wire (Black & White)

East Penn Manufacturing - 10/2 Gauge Marine Grade Cable Wire (Black & White) - Sold by the foot
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Price $1.99

EPM-04907
East Penn Manufacturing - 14/6 Gauge Cable Wire

14/6 gauge cable wire - Red/Green/Brown/White/Black/Yellow - Used for wiring trailer electrical systems - PVC insulated - For...
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Price $3.39

EPM-04915
East Penn Manufacturing - 14/4-10/2-12/1 Gauge Cable Wire - 7 Wire

14/4-10/2-12/1 gauge cable wire - Blue/Brown/Black/Green/Red/White/Yellow - Used for wiring trailer electrical systems - PVC...
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Price $2.64

FRA-F7201
Mounting Bracket - 7 Way Flat Vehicle End

Mounting bracket for 7 way flat vehicle end receptacle - Zinc plated
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Price $2.64

FRA-F7202
Mounting Bracket - 6 Way Round Vehicle End

Mounting bracket for 6 way round vehicle end receptacle - Zinc plated
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Price $6.00

HOP-20012
Hopkins - Replacement Breakaway Cable and Pin

Replacement 48" breakaway cable and pin for Hopkins breakaway switches 20005, 20010, and 20014
Price $6.86

HOP-20051
Hopkins - Replacement Breakaway Cable and Pin for LED Switches

Replacement 48" breakaway cable and pin for Hopkins new style LED breakaway switches 20050, 20059, and 20060
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Price $13.71

HOP-20059
Hopkins - Breakaway Switch and Cable with LED - 7" Wires

Breakaway switch with LED indicator light and 48" cable and pin - 7" wires - LED verifies 12v of power being transmitted to...
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Price $70.70

HOP-20099
Hopkins - Engager Side Mount Breakaway Kit with Meter and Charger

Engager side mount breakaway kit with battery meter and charger - Activates trailer brakes upon separation from vehicle - LED...
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Price $16.50

HOP-37325
Hopkins - 6 Way Round to 4 Flat Adapter with LED Test Lights

6 way round to 4 pin flat adapter - LED indicator lights verify vehicle's lighting system - Troubleshooting LED lights test...
Price $42.85

HOP-40955
Hopkins - Multi-Tow Receptacle - 7 Blade RV and 4 Flat - Ford / GM

Multi-Tow receptacle - 7 blade RV and 4 wire flat plugs - Ford / GM - Multi-Tow adapters provide two trailer wiring connection...
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Price $41.82

HOP-40965
Hopkins - Multi-Tow Receptacle - 6 Way Round and 4 Flat - Ford / GM

Multi-Tow receptacle - 6 way round and 4 wire flat plugs - Ford / GM - Multi-Tow adapters provide two trailer wiring...
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Price $48.35

HOP-40975
Hopkins - Multi-Tow Receptacle - Ford/GM OE Replacement - 7 Blade & 4 Flat

Multi-Tow receptacle - 7 blade RV and 4 wire flat plugs - Ford / GM OE replacement - Multi-Tow adapters provide two trailer...
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Price $41.82

HOP-42145
Hopkins - Multi-Tow Receptacle - 7 Blade RV and 4 Flat - Dodge

Multi-Tow receptacle - 7 blade RV and 4 wire flat plugs - Dodge - Multi-Tow adapters provide two trailer wiring connection...
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Price $48.16

HOP-47015
Hopkins - 7 Blade RV to 4 Flat Flex-Coil Adapter with Nite-Glow

7 blade RV to 4 wire flat Flex-Coil adapter with Nite-Glow - Stretches up to 3 feet - Nite-Glow illuminates on tail light...
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Price $54.98

HOP-47025
Hopkins - 7 Blade RV to 5 Flat Flex-Coil Adapter with Nite-Glow

7 blade RV to 5 wire flat Flex-Coil adapter with Nite-Glow - Stretches up to 3 feet - Nite-Glow illuminates on tail light...
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Price $74.45

HOP-47055
Hopkins - 6 Round Flex-Coil Extension with Nite-Glow

6 Round Flex-Coil extension - Stretches to 8 feet - Tin plated terminals - Nite-Glow illuminates with tail light function...
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Price $9.98

HOP-47115
Hopkins - 4 Flat Extension - 48"

4 wire flat extension - 48" - Includes dust cover, wire ties, ground screw, and grease packet
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Price $43.30

HOP-47175
Hopkins - Multi-Tow Adapter - 4 Flat to 4 Flat and 6 Way Round

Multi-Tow adapter - 4 wire flat to 4 wire flat / 6 pin round - Multi-Tow adapters provide two trailer wiring connection...
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Price $43.30

HOP-47185
Hopkins - Multi-Tow Adapter - 4 Flat to 4 Flat and 7 Blade RV

Multi-Tow adapter - 4 wire flat to 4 wire flat / 7 blade rv - Multi-Tow adapters provide two trailer wiring connection options...
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Price $38.54

HOP-47275
Hopkins - Brake Controller Wiring Kit

Brake controller wiring kit - Everything needed to install most brake controllers
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Price $12.32

HOP-47345
Hopkins - 7 RV Blade to 4 Wire Flat Adapter with LED Test Lights

7 RV blade to 4 wire flat adapter - LED function testing lights - Includes dust cover
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Price $24.57

HOP-47385
Hopkins - Multi-Tow Adapter - 7 Blade RV to 4 Flat and 5 Flat

Multi-Tow adapter - 7 way RV blade to 4 wire flat / 5 wire flat - Multi-Tow adapters provide two trailer wiring connection...
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Price $34.38

HOP-47425
Hopkins - 7 Pin Round to 7 Blade RV Adapter

7 Round pin tractor trailer style male end to a 7 blade RV style female end
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Price $23.42

HOP-47435
Hopkins - 6 Way Round to 7 Blade RV Adapter

6 way round to 7 blade RV adapter - 6 way round end is die cast zinc - Corrosion resistant terminals
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Price $27.87

HOP-47445
Hopkins - 7 Pin Round to 6 Pin Round Adapter

7 pin round tractor trailer style to 6 pin round adapter - Center pin on 6 pin round is set for auxiliary pin - Includes dust...
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Price $10.80

HOP-47515
Hopkins - 4 Wire Flat to 5 Wire Flat Adapter

4 wire flat to 5 wire flat adapter - For use with marine type trailers equipped with surge brakes - Includes bullet terminal...
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Price $15.82

HOP-47555
Hopkins - 7 Blade RV to 6 Way Round Adapter - Center Pin Electric Brake

7 blade RV to 6 way round adapter - Universal center pin can be used for auxiliary or electic brake
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Price $24.57

HOP-47565
Hopkins - Multi-Tow Adapter - 7 Blade RV to 6 Way Round and 4 Flat

Multi-Tow adapter - 7 way RV blade to 4 wire flat / 6 pin round - Multi-Tow adapters provide two trailer wiring connection...
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Price $38.68

HOP-47595
Hopkins - 7 Blade RV to 7 Pin Round Adapter

7 blade RV to 7 pin round adapter - 7 pin round end is die cast zinc - Corrosion resistant terminals
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Price $13.86

HOP-47900
Hopkins - Endurance 5 Wire Flat Vehicle End Receptacle - 48"

Endurance 48" 5 wire flat vehicle end receptacle - Heavy duty housing with built in mounting holes - Includes dust cover,...
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Price $10.98

HOP-47910
Hopkins - Endurance 5 Wire Flat Plug - Trailer End

Endurance 5 wire flat plug - 18" - Trailer end - Heavy duty connector housing with built in mounting holes - Includes dust...
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Price $5.30

HOP-47995
Hopkins - 6 Pole Square Connector Set

6 pole square connector set - 12" 6 pole square vehicle end receptacle - 12" 6 pole square trailer end plug
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Price $8.68

HOP-48030
Hopkins - Endurance 4 Wire Flat Vehicle End Receptacle - 48"

Endurance 48" 4 wire flat vehicle end receptacle - Heavy duty housing with built in mounting holes - Includes dust cover,...
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Price $5.89

HOP-48110
Hopkins - Endurance 4 Wire Flat Plug - Trailer End

Endurance 4 wire flat plug - 12" - Trailer end - Heavy duty connector housing with built in mounting holes - Includes dust...
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Price $8.00

HOP-48190
Hopkins - Endurance Quick Fix 4 Wire Flat Vehicle Receptacle - End Only

Endurance Quick Fix 4 wire flat vehicle receptacle - End only - Attaches to existing wires - LED test lights
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Price $8.00

HOP-48192
Hopkins - Endurance Quick Fix 4 Wire Flat Trailer Plug - Plug Only

Endurance Quick Fix 4 wire flat plug trailer end only - Attaches to existing wires - LED test lights
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Price $25.72

HOP-48400
Hopkins - Endurance 6 Way Round Connector Set

Endurance 6 way round connector set - 6 way round vehicle end receptacle and trailer end plug - Die cast zinc trailer end plug...
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Price $14.07

HOP-48435
Hopkins - Metal 6 Way Round Vehicle End Receptacle

6 way round vehicle end receptacle - Die cast zinc - Impact and corrosion resistant
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Price $9.32

HOP-48445
Hopkins - Metal 6 Way Round Plug - Trailer End

6 way round plug - Trailer end - Die cast zinc - Impact and corrosion resistant
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Price $17.01

HOP-48480
Hopkins - Endurance 7 Blade RV Vehicle End Receptacle

Endurance 7 blade rv vehicle end receptacle - Oversized hinge - Lid opens 180° - Includes powder coated mounting bracket, hex...
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Price $13.26

HOP-48495
Hopkins - Metal 7 Blade RV Vehicle End Receptacle

7 blade RV vehicle end receptacle - Aluminum housing - Corrosion resistant terminals
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Price $16.24

HOP-48500
Hopkins - Endurance 7 Blade RV Plug - Trailer End

Endurance 7 blade RV plug - Trailer end - Pistol grip - Tin plated terminals and rear grommet seal - Includes mounting...
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Price $9.32

HOP-48585
Hopkins - Mag Strap - Magnetic Wire Strap

Mag Strap - Magnetic strap for securing wires and plugs - Attaches to any metal surface with powerful magnet
Price $6.93

HOP-48655
Hopkins - 4 Wire Flat LED Tester

4 wire flat LED tester keychain - LED indicator lights verify vehicle side wiring is working correctly - Indicator lights for...
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Price $7.10

HOP-48675
Hopkins - 4 Wire Flat LED Tester / Dust Cover

4 wire flat LED tester / dust cover - Indicator lights test left turn, right turn, brake and tail light functions - Attached...
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Price $12.23

HOP-48755
Hopkins - Mounting Box Kit for 4 Wire Flat Vehicle End

Box for mounting 4 wire flat vehicle end plug - Stores vehicle end plug out of the elements
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Price $15.29

HOP-48845
Hopkins - Tail Light Converter - 2 Amps

Tail light converter - Rated at 2 amps - 24" wires - Recommended for repairing damaged tail light converter
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Price $30.10

HOP-48925
Hopkins - Modular Tail Light Converter - DISABLED

Electronic tail light converter adapts tow vehicle's tail light system to the trailer's - 4 wire flat - 72" long - Powers up...
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Price $26.27

HOP-48935
Hopkins - Modular Tail Light Converter

Modular unit for separate turn signals and brakes - Converts independent bulb turn signals to common bulb - 4 wire flat...
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Price $30.91

HOP-48955
Hopkins - Tail Light Isolator Kit - Vehicle / Vehicle

Vehicle towing vehicle tail light isolator kit - Diode kit allows towed vehicle's tail light system to function properly
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Price $38.02

HOP-49905
Hopkins - 14 Gauge Wire - 4 Flat - 25'

4 flat wire - 14 gauge copper wire - 25' spool - Functions printed on wire
Price $359.69

HOP-50928
Hopkins - Tow Doctor - Wiring Harness Test Kit

Tow Doctorâ„¢ trailer end wiring harness test kit - Designed for one person to be able to test that a trailer's wiring is...
Price $14.07

HOP-52008
Hopkins - Metal 6 Way Round Plug with Cable Protector - Trailer End

6 way round plug with cable protector - Trailer end - Heavy duty - Die cast zinc - Impact and corrosion resistant
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Price $6.55

IND-782 00066
Indusco - 3/8" Universal Snap Hook

3/8" Universal snap hook - Zinc plated - 400 lb working load limit
Price $4.35

IND-782 00106
Indusco - 1/2" x 4" Open Bolt Snap Hook

Open bolt snap hook - 1/2" x 4" - 50 lb working load limit - Zinc plated
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Price $25.45

KMR-3681052
2 Wire Boat Side Receptacle

2 wire boat side receptacle - 12v with butt connection - 8 gauge - 6" wires
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Price $23.31

KMR-3681053
2 Wire Motor Side Plug

2 wire motor side plug - 12v with butt connection - 8 gauge - 6" wires
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Price $16.32

KMR-5712140
4' Coiled Breakaway Cable

4' coiled breakaway cable - Features a carabiner clip on one end and a split ring on the other end - Designed to replace the...
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