Painless Performance Dual Battery Current Control System 250 AMP
Highlights
- Dual Battery Harness
- 250 Amp Current Control
- Includes Wiring & Connectors
- Universal Installation
Painless Performance 250 AMP Dual Battery Current Control System.
If you have installed, or are looking to install a winch, auxiliary lights, or any other accessories on your off-road rig that can put a big drain on your battery’s power, then you should check out this Painless Performance 250 AMP Dual Battery Current Control System from CJ Pony Parts! This Dual Battery Current Control System (40102) allows you to run a second battery and control the current of your dual battery setup at all times. The 250 AMP controller utilizes a three position switch that controls the second battery through the operation of a solenoid.
Switch Positions:
1. Isolates the auxiliary battery. No light.
2. Connects the auxiliary battery while the ignition is on. Green light.
3. Connects the auxiliary battery at all times. Red light.
Includes:
- Solenoid
- Toggle switch
- Pre-terminated wire
- Butt connectors
- Fuse holder
- Fuse
- Mounting hardware
If you've ever done a wiring repair or replacement on your vehicle, you know the frustration that those projects can often cause. Wiring harnesses aren't the easiest to work with, and never go in painlessly—unless you order your wiring from Painless Performance. With more than 20 years of wiring experience and a reputation for being painless to install, the parts from Painless Performance are going to be exactly what you need.
California Residents: Proposition 65 Warning
Related Categories: Ford F-150 Raptor Parts, Ford Bronco Parts, Ford F-150 Parts, F-150 Engine, F-150 Raptor Engine
Installation Difficulty

Novice skill is required for this installation.
Installation Instructions
Vehicle Fitment
This product will fit the following Bronco years:
This product will fit the following C10 years:
- 1960,
- 1961,
- 1962,
- 1963,
- 1964,
- 1965,
- 1966,
- 1967,
- 1968,
- 1969,
- 1970,
- 1971,
- 1972,
- 1973,
- 1974,
- 1975,
- 1976,
- 1977,
- 1978,
- 1979,
- 1980,
- 1981,
- 1982,
- 1983,
- 1984,
- 1985,
- 1986,
- 1987,
This product will fit the following F-100 years:
- 1948,
- 1949,
- 1950,
- 1951,
- 1952,
- 1953,
- 1954,
- 1955,
- 1956,
- 1957,
- 1958,
- 1959,
- 1960,
- 1961,
- 1962,
- 1963,
- 1964,
- 1965,
- 1966,
- 1967,
- 1968,
- 1969,
- 1970,
- 1971,
- 1972,
- 1973,
- 1974,
- 1975,
- 1976,
- 1977,
- 1978,
- 1979,
This product will fit the following F-150 years:






