RV & mobile

DN Series DC-DC charger

A bi-directional charger that tops up the house battery from the alternator and can recharge a flat starter battery from the house battery system. 12V and 24V.

Part of the LIBERGRID system

The DN Series charges the house battery from the alternator while you drive, including from Euro 6 smart alternators. In a LIBERGRID system it pairs with an SN Series solar controller, as an alternative to the DDN.

Models

DN1220	12V, 20A
DN1230	12V, 30A
DN1245	12V, 45A
DN1260	12V, 60A
DN2430	24V, 30A
DN2460	24V, 60A

Features

Full rated current in both directions: charges the house battery while driving and maintains the starter battery when parked.
Engine start assist: from the app, the house battery recharges a flat starter battery, ready to start in about 10 minutes.
Charging current is adjustable in the app to suit the alternator.
Bluetooth app monitoring and firmware updates, and silent fanless cooling.

Where to buy Datasheets and manuals

Compare models

Model	House battery	Alternator	Charge current	Dimensions
DN1220	12V	12V	20A	181 × 148 × 52mm
DN1230	12V	12V	30A	181 × 148 × 52mm
DN1245	12V	12V	45A	181 × 148 × 67mm
DN1260	12V	12V	60A	181 × 148 × 67mm
DN2430	24V	12V or 24V	15A (12V) / 30A (24V)	181 × 148 × 52mm
DN2460	24V	12V or 24V	30A (12V) / 60A (24V)	181 × 148 × 67mm

Specifications

Charging
Alternator	12V (10.5–16V); DN24 models also 24V (21–32V); smart alternators supported
Efficiency	Up to 96%
Temperature compensation	−18mV/°C (12V, default)
Standby draw	Under 2mA

General
Communication	Bluetooth and CAN, plus a display port
Dry contact	1 programmable relay, 30V 1A
Display	4 LEDs
Cooling	Natural, no fan
Operating temperature	−40°C to 70°C (reduced output above 30°C)
Protection rating	IP40
Weight	1.5kg
Certifications	CE, E-Mark, SAA, FCC Part 15B