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RV Gear Pro

RV 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.

83 products

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

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

$31.99
East Penn 14 Gauge Primary Wire | Black, 100 ft. Spool

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

$30.99
East Penn 14 Gauge Primary Wire | Blue, 100 ft. Spool

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

$30.99
East Penn 14-Gauge Primary Wire | Yellow, 100-Ft Spool

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

$30.99
DEI Protect-A-Wire 4-Cylinder Sleeving Kit | 13mm ID, Silver Basalt

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

$28.99
Diamond Group 5-Pin In-Line Terminal Switch | 40 Amp, Black

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

$26.99
Norcold Refrigerator Power Cord | 120V AC, 6 ft, for NR740 & NR751 Series

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

$26.99
Diamond Group 5-Pin In-Line Slide-Out Switch | Touch On/Off Control

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

$25.99
East Penn 14 Gauge Primary Wire | Green, 100 ft. Spool

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

$25.99
East Penn 14-Gauge Primary Wire | 100 Ft Spool, Brown

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

$24.99
Anderson Universal Rubber Duck CB Antenna | Black, Flexible Radio Whip

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

$22.99
RV Designer Slide-In/Slide-Out Switch Harness | 6" with 5-Pin Square Connector

RV Designer Slide-In/Slide-Out Switch Harness | 6" with 5-Pin Square Connector

$21.99
JR Products Reversing Rocker Switch | Momentary-On/Off/Momentary-On, White, DPDT

JR Products Reversing Rocker Switch | Momentary-On/Off/Momentary-On, White, DPDT

$18.99
Pace International RG-6 Coaxial Cable | 100 ft, DISH-Approved, Indoor/Outdoor

Pace International RG-6 Coaxial Cable | 100 ft, DISH-Approved, Indoor/Outdoor

$18.99
JR Products 12V On/Off Switch | Black, 5-Pack

JR Products 12V On/Off Switch | Black, 5-Pack

$17.99
Whitecap Contura Rocker Switch | On/Off/On, 20A 12V, Weatherproof

Whitecap Contura Rocker Switch | On/Off/On, 20A 12V, Weatherproof

$17.99
16 Gauge Primary Wire | 100 ft, Green

16 Gauge Primary Wire | 100 ft, Green

$16.99
East Penn Primary Wire Spool | 16 Gauge, White, 100 ft

East Penn Primary Wire Spool | 16 Gauge, White, 100 ft

$16.99
Whitecap DPDT Rocker Switch | On/Off/On, Contura-Style Panel Mount

Whitecap DPDT Rocker Switch | On/Off/On, Contura-Style Panel Mount

$16.99
JR Products Illuminated 12V Rocker Switch | SPST On/Off, Black & Red Lens

JR Products Illuminated 12V Rocker Switch | SPST On/Off, Black & Red Lens

$15.99
RV Designer Rocker Switch | 5 Amp DPDT, Momentary On/Off/Momentary On, White

RV Designer Rocker Switch | 5 Amp DPDT, Momentary On/Off/Momentary On, White

$15.99
Bulldog Battery Cable Terminals | 175A, 1 AWG, Pair

Bulldog Battery Cable Terminals | 175A, 1 AWG, Pair

$14.99
Lighted Tip Toggle Switch | 12V, 15A, Momentary On/Off

Lighted Tip Toggle Switch | 12V, 15A, Momentary On/Off

$14.99
Side Terminal Battery Stud | Solid Brass, 3/8-16 Thread

Side Terminal Battery Stud | Solid Brass, 3/8-16 Thread

$14.99
JR Products Black On/Off SPST Switch | Water-Resistant, IP66 Rated

JR Products Black On/Off SPST Switch | Water-Resistant, IP66 Rated

$12.99
Peterson Manufacturing 4-Inch Round PVC Grommet | Wire Pass-Through for Trailer Lights

Peterson Manufacturing 4-Inch Round PVC Grommet | Wire Pass-Through for Trailer Lights

$12.99
Peterson Round Open-Back Grommet | 2", Stainless & Alloy Steel, 18-Pack

Peterson Round Open-Back Grommet | 2", Stainless & Alloy Steel, 18-Pack

$12.99
Voltec Right-Angle Power Pigtail | 30A Female, 18"

Voltec Right-Angle Power Pigtail | 30A Female, 18"

$12.99
Permatex Liquid Electrical Tape | 4 oz Brush-Top, Black

Permatex Liquid Electrical Tape | 4 oz Brush-Top, Black

$11.99
Southwire Surge Guard 30A Power Supply Cord | 18" Hardwire Pigtail, Black

Southwire Surge Guard 30A Power Supply Cord | 18" Hardwire Pigtail, Black

$11.99
Bulldog Winch Momentary On/Off Rocker Switch

Bulldog Winch Momentary On/Off Rocker Switch

$9.99
JR Products 13835 Water-Resistant SPDT Switch | Black, On/Off/On

JR Products 13835 Water-Resistant SPDT Switch | Black, On/Off/On

$9.99
Mini Rocker Switch | Momentary-On/Off/Momentary-On, 16A, Black

Mini Rocker Switch | Momentary-On/Off/Momentary-On, 16A, Black

$9.99
Valterra Diamond Group G211 Mini Rocker Switch | Momentary On/Off, Black, 3-Pack

Valterra Diamond Group G211 Mini Rocker Switch | Momentary On/Off, Black, 3-Pack

$9.99
Pace International HDMI Cable | 12 ft., High-Speed, CL3-Rated

Pace International HDMI Cable | 12 ft., High-Speed, CL3-Rated

$8.99
Weego SAE 12V Adapter | 12V/10A, 5mm Barrel Jack, 15" Cable

Weego SAE 12V Adapter | 12V/10A, 5mm Barrel Jack, 15" Cable

$8.99
Whitecap 3-Position Toggle Switch | On/Off/On, 15A, Panel Mount

Whitecap 3-Position Toggle Switch | On/Off/On, 15A, Panel Mount

$7.99
Whitecap Illuminated Toggle Switch | Momentary On/Off, 15A, Panel Mount

Whitecap Illuminated Toggle Switch | Momentary On/Off, 15A, Panel Mount

$7.99
Whitecap Illuminated Toggle Switch | On/Off/On, 10A

Whitecap Illuminated Toggle Switch | On/Off/On, 10A

$7.99
JR Products Mini DPDT On/Off/On Switch | Black, 13A

JR Products Mini DPDT On/Off/On Switch | Black, 13A

$6.99

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