Copperhead Dual Battery Management System

Copperhead Dual Battery Management System

£76.32 inc. vat

(£63.60 excl.vat )


Designed for use with 2 batteries

Expedition / Offroad (recreational)
Automotive, 4WD
Trailer, Camper, Caravan with auxiliary battery fitted

  • Microprocessor controlled, integrated into the power Relay
  • Provides priority for charging only the starter battery first
  • Prevents excessive discharging of the starter battery
  • Automatic detection for 12 or 24V dc systems
  • Easy to install, no changes made to the existing circuit
  • Overvoltage protection
  • Waterproof setup, made for under bonnet installation
  • Start boost option for dual battery start
  • Operates if one battery fails
  • Bi directional charging
  • No voltage drop
  • Full solar system support (dual charge)
  • 2 yr warranty
  • Further Information:

    Continuous Current 140A
    Peak Current 425A (250mSec)
    Connect Voltage 13.2 or 26.4VDC
    Disconnect Voltage 12.8 or 25.6VDC
    STBY Current <5mA (12/24VDC)
    Start Contact Yes
    Voltage Stability 2%
    Dimensions (LxWxD) 46x46x80mm
    Weight 110 grams
    Operational temperature range -40oC to 105oC
    Over voltage protection 16 or 32VDC


    Series II Discovery 1 Defender 90 Freelander 1 Range Rover Classic
    Series III Discovery 2 Defender 110 Freelander 2 Range Rover P38
    Discovery 3 Defender 130 Range Rover L322
    Discovery 4 2020 Defender 90 Range Rover Sport
    Discovery 5 2020 Defender 110 Range Rover Evoque
      Discovery Sport     Range Rover L405
    • Product Code:533-FD
    • MPN:533-FD