Dometic • Battery Charger and Buck-Boost Converter

Dometic NBC

Official technical documentation and workshop diagnostics for NBC.

Technical Specifications

ElectricalInput: AC power supply. Battery charging output: 12 V, 30 A max. Suitable for battery capacity 50...250 Ah. Compatible battery types: Lead acid, lead gel, AGM, LiFePo4.
Gas Or PressureNot applicable
Capacities DimensionsClearance requirements: At least 25 cm above and below the battery charger, 5 cm to the left and right sides.

Master Troubleshooting & Diagnostics Matrix

Error Code / IndicatorSymptom / MeaningStep-by-Step DIY FixSuggested Actions
N/A
Jump start function does not activate
Possible Cause: Battery charger is connected to an AC source, D+ signal is present, or house battery voltage is below 11.8 V
Ensure the battery charger is disconnected from AC source, verify no D+ signal is present, and check that house battery voltage is > 11.8 V before pressing the jump starter button.DIY Safe