Battery Wiring Update Kits

Defenders Northwest crafted battery management kits for automatic charging and manual switching. Available in Single Battery or Dual Battery configurations: The Single Battery Kit is perfect to add a full switchable power circuit to your battery compartment for storage, security, or wiring auxillary components like a winch or lights. The streamlined Dual Battery Kit allows for secondary battery circuit installation providing emergency starting redundancy, power interrupt for security and safety, automatic charging of both circuits, and the ability to run a house circuit and vehicle operation circuit separately or combined. We also offer an add-on fused auxiliary power kit to allow for safe and easily accessed power distribution for lower draw circuits like lighting, accessory charging, seat heater kits, navigation systems, pumps, and refrigeration power. All components are Marine Grade and were selected for their functionality and flexible mounting options to minimize the need for addi