The Renogy 40A DC to DC Battery Charger with MPPT is a cost effective dual input charging solution for 4WD, touring, caravan and auxiliary battery systems.
Designed to charge your auxiliary battery from the vehicle alternator while driving and from solar when available, the charger combines DC to DC charging and MPPT solar control in one compact unit. Solar or DC charging priority can be selected, with the charger automatically switching between available inputs to maintain charging.
Compatible with both conventional and smart alternators, the Renogy 40A charger supports lithium iron phosphate, AGM, gel and flooded lead acid batteries.
Key Features
40A maximum DC to DC charging output
Integrated MPPT solar charging
Selectable DC or solar charging priority
Automatic switching between alternator and solar inputs
Compatible with conventional and smart alternators
Suitable for LiFePO4, AGM, gel and flooded batteries
Up to 584W output power
Charging efficiency of 93% or greater
Common negative electrical design
Pre installed wiring for easier installation
Compact heat sink cooled enclosure
Technical Specifications
Maximum charging output:40A DC input range:11.2V to 24V Solar input range:12V to 30V Output voltage:0 to 16V Maximum output power:584W Recommended input fuse:60A Recommended output fuse:50A Dimensions:195 × 149 × 48 mm Weight:1.2 kg Enclosure rating:IP31 Model:RBC40D1S
Complete Your Installation
Pair the Renogy 40A charger with a 12 Volt Hub installation loom or job ready wiring kit to avoid sourcing cable, protection, terminals and installation consumables separately.
Choose the charger on its own or build it into a complete 12V charging solution to suit your installation.
