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RV Gear Pro

Wiring & Pigtails

When a repair goes past plug-and-play, this is the category you end up in: the pigtails, wire, connectors, switches, and harnesses that tie an RV's electrical system together. A pigtail — a short length of cord with a finished connector on one end and bare wire on the other — is the clean way to hardwire a surge protector, a converter, or an appliance without splicing into the middle of a run.

70 products

Xantrex DC Battery Cable & Fuse Kit | 8 ft, 2/0 AWG with 400A Class T Fuse
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Xantrex DC Battery Cable & Fuse Kit | 8 ft, 2/0 AWG with 400A Class T Fuse

$349.99
East Penn 4 Gauge Starter Cable | 100 ft Spool, Red
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East Penn 4 Gauge Starter Cable | 100 ft Spool, Red

$203.99
East Penn 7-Way Trailer Wiring Cable | 14 Gauge, 100 Ft, Color-Coded
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East Penn 7-Way Trailer Wiring Cable | 14 Gauge, 100 Ft, Color-Coded

$191.99
Cummins Onan Remote Panel Wiring Harness | 30 ft, LP/Gas RV Generators
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Cummins Onan Remote Panel Wiring Harness | 30 ft, LP/Gas RV Generators

$154.99
Lippert In-Wall Slide-Out Wiring Harness | 35 ft, 6-Pin Controller-to-Motor
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Lippert In-Wall Slide-Out Wiring Harness | 35 ft, 6-Pin Controller-to-Motor

$130.99
Lippert 229756 In-Wall Slide-Out Controller-to-Motor Harness | 30 ft, 6-Pin, Male-to-Female
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Lippert 229756 In-Wall Slide-Out Controller-to-Motor Harness | 30 ft, 6-Pin, Male-to-Female

$123.99
East Penn 4-Strand Primary Wire Spool | 14 Gauge, 100 Ft
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East Penn 4-Strand Primary Wire Spool | 14 Gauge, 100 Ft

$122.99
Lippert 25 ft In-Wall Slide-Out Wiring Harness
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Lippert 25 ft In-Wall Slide-Out Wiring Harness

$117.99
Lippert 6-Pin Controller-to-Motor Harness | 20-Ft Slide-Out Wiring, Male-to-Female
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Lippert 6-Pin Controller-to-Motor Harness | 20-Ft Slide-Out Wiring, Male-to-Female

$110.99
East Penn Copper Primary Wire | 8 Gauge, Black, 100 ft
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East Penn Copper Primary Wire | 8 Gauge, Black, 100 ft

$92.99
Hughes Power Watchdog 30A Internal Wiring Kit | 5-ft Hardwire Cable for Autoformers & Power Centers
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Hughes Power Watchdog 30A Internal Wiring Kit | 5-ft Hardwire Cable for Autoformers & Power Centers

$89.99
Cummins Onan 10' Remote Wiring Harness | LP/Gas Generator Remote Panel Connector
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Cummins Onan 10' Remote Wiring Harness | LP/Gas Generator Remote Panel Connector

$83.99
East Penn 16-Gauge 4-Conductor Bonded Parallel Trailer Wire | 100 ft Spool
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East Penn 16-Gauge 4-Conductor Bonded Parallel Trailer Wire | 100 ft Spool

$75.99
ASA Electronics Voyager Camera Extension Cable | 50 ft, Camera Cable
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ASA Electronics Voyager Camera Extension Cable | 50 ft, Camera Cable

$57.99
East Penn 10 Gauge Primary Wire | Black, 100 Ft Spool
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East Penn 10 Gauge Primary Wire | Black, 100 Ft Spool

$52.99
East Penn 10-Gauge Primary Wire, Red | 100 Ft. Spool, Stranded Copper
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East Penn 10-Gauge Primary Wire, Red | 100 Ft. Spool, Stranded Copper

$52.99
Xantrex 809-0942 Network Cable | 75 ft, RJ45 Ethernet, White
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Xantrex 809-0942 Network Cable | 75 ft, RJ45 Ethernet, White

$50.99
Pace International WiFi Adapter | USB, Black
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Pace International WiFi Adapter | USB, Black

$48.99
Valterra Mighty Cord 50A Female Twist-Lock Connector | Detachable Replacement End
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Valterra Mighty Cord 50A Female Twist-Lock Connector | Detachable Replacement End

$45.99
Battery Doctor Heat Shrink Tubing | Black, 1/2 In. Dia., 25 Ft. Roll, 2:1 Ratio
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Battery Doctor Heat Shrink Tubing | Black, 1/2 In. Dia., 25 Ft. Roll, 2:1 Ratio

$39.99
East Penn 12-Gauge Primary Wire | 100 ft Spool, Stranded Copper, Red
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East Penn 12-Gauge Primary Wire | 100 ft Spool, Stranded Copper, Red

$35.99
East Penn 12-Gauge Primary Wire | 100 ft Spool, White
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East Penn 12-Gauge Primary Wire | 100 ft Spool, White

$35.99
East Penn 12-Gauge Primary Wire | Black, 100 ft. Spool
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East Penn 12-Gauge Primary Wire | Black, 100 ft. Spool

$35.99
East Penn Primary Wire, 12 Gauge | 100 ft Spool, Blue
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East Penn Primary Wire, 12 Gauge | 100 ft Spool, Blue

$35.99
Diamond Group Power Switch Wiring Kit | Illuminated On/Off Panel Switch
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Diamond Group Power Switch Wiring Kit | Illuminated On/Off Panel Switch

$33.99
East Penn 12 Gauge Primary Wire | Green, 100 ft Spool
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East Penn 12 Gauge Primary Wire | Green, 100 ft Spool

$31.99
Blue Sea Systems POWERPOST+ Cable Connector | 3/8", 150A
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Blue Sea Systems POWERPOST+ Cable Connector | 3/8", 150A

$29.99
Camco 30-Amp Power Grip Replacement Male Plug | 125V
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Camco 30-Amp Power Grip Replacement Male Plug | 125V

$27.99
Camco Self-Adjusting Wire Stripper | Ergonomic Rubber Grip Hand Tool
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Camco Self-Adjusting Wire Stripper | Ergonomic Rubber Grip Hand Tool

$27.99
Valterra Diamond Group S415 Heavy Duty Rocker Switch | Momentary On/Off/Momentary On, Black, 3-Pack
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Valterra Diamond Group S415 Heavy Duty Rocker Switch | Momentary On/Off/Momentary On, Black, 3-Pack

$27.99
East Penn 14 Gauge Primary Wire | Black, 100 ft. Spool
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East Penn 14 Gauge Primary Wire | Black, 100 ft. Spool

$26.99
East Penn 14 Gauge Primary Wire | Blue, 100 ft. Spool
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East Penn 14 Gauge Primary Wire | Blue, 100 ft. Spool

$26.99
East Penn 14-Gauge Primary Wire | Yellow, 100-Ft Spool
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East Penn 14-Gauge Primary Wire | Yellow, 100-Ft Spool

$26.99
DEI Protect-A-Wire 4-Cylinder Sleeving Kit | 13mm ID, Silver Basalt
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DEI Protect-A-Wire 4-Cylinder Sleeving Kit | 13mm ID, Silver Basalt

$24.99
Norcold Refrigerator Power Cord | 120V AC, 6 ft, for NR740 & NR751 Series
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Norcold Refrigerator Power Cord | 120V AC, 6 ft, for NR740 & NR751 Series

$23.99
Diamond Group 5-Pin In-Line Slide-Out Switch | Touch On/Off Control
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Diamond Group 5-Pin In-Line Slide-Out Switch | Touch On/Off Control

$22.99
Diamond Group 5-Pin In-Line Terminal Switch | 40 Amp, Black
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Diamond Group 5-Pin In-Line Terminal Switch | 40 Amp, Black

$22.99
East Penn 14 Gauge Primary Wire | Green, 100 ft. Spool
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East Penn 14 Gauge Primary Wire | Green, 100 ft. Spool

$22.99
East Penn 14-Gauge Primary Wire | 100 Ft Spool, Brown
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East Penn 14-Gauge Primary Wire | 100 Ft Spool, Brown

$21.99
Anderson Universal Rubber Duck CB Antenna | Black, Flexible Radio Whip
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Anderson Universal Rubber Duck CB Antenna | Black, Flexible Radio Whip

$19.99

Wiring, pigtails, and connectors

Most RV electrical repairs come down to making a good connection. A pigtail saves you from cutting into an existing cord: you get a factory-molded plug on one end and bare, stripped wire on the other, ready to land on a terminal block or an appliance. The rest of this category is the supporting cast — switches, grommets, terminal studs, and the multi-pin harnesses that slide-outs and awnings use.

  • Pigtails. Match the amperage, the plug (30-amp is the most common), and the length you need to reach. A right-angle end tucks into a tight bay better than a straight one.
  • Wire gauge. Heavier wire (a lower gauge number) carries more current and drops less voltage. Undersizing wire on a long 12-volt run is a common cause of dim lights and weak pumps.
  • Switch harnesses. Slide-outs, awnings, and jacks often use a keyed multi-pin connector, and a matching harness saves you from decoding the wiring one strand at a time.
  • Grommets and studs. A grommet keeps a wire from chafing through where it passes a metal edge — cheap insurance against a short you'd otherwise spend a weekend chasing.

Finish the job with the right protection: a correctly rated fuse or breaker on the circuit, and a tested shore cord or adapter feeding it.

Frequently asked questions