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National Luna Dual Battery Isolator and charger DC to DC 40 + Monitor and MPPT Solar Regulator

£ 613.50 inc. VAT

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SKU: 14961 Category:


The NLDC-40 from National Luna is a DC to DC battery charger and isolator for a dual-battery system.  It will charge an auxiliary or service battery from a vehicle alternator, Solar panel or auxiliary DC source up to 40A output current.  Traditional 12V and 24V vehicle alternators, as well as variable voltage alternators, are supported.

Item number BMS-30401


  • True 40A output current
  • 6-stage intelligent charge algorithm
  • AGM, Gel, Wet, Calcium, Lithium-Ion batteries supported
  • Alternator input up to 32V
  • 40A, 600W MPPT solar regulator
  • Supports solar panels up to 42V
  • Separate auxiliary DC input up to 32V
  • Smart-alternator compatible
  • Battery temperature compensation for safe charging
  • Sealed to IP67 rating (waterproof)
  • Replaceable terminal block
  • Short-circuit protected
  • Reverse-polarity protected
  • Over-voltage protected
  • Over-temperature protected
  • Optional remote monitor

In the box:

  • NLDC-40 DC-DC charger
  • Universal mounting plate & fixtures
  • In-line fuses & holders
  • Temperature compensation probe
  • Ferrite ring (further reduces radio interference)
  • Installation kit including lugs and screws
  • Installation manual

Additional information

Weight 9 kg
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