VEVOR 40A 520W DC-DC Battery Charger 12V/24V | RV & 4WD delivers flexible, high-efficiency charging for touring, caravan, RV and off-grid battery systems. Compatible with common lithium and lead-acid battery chemistries, it is built for dependable mobile power in Australian conditions.
Fast Charging Performance
This DC to DC charger delivers up to 40A 520W with up to 94% conversion efficiency, restoring your battery faster than traditional car cigarette lighter charging. Ideal for RVs, trailers, home backup power, and off grid systems
Emergency Reverse Charging
Never get stranded. This DC to DC battery charger supports reverse charging from your auxiliary battery if your starter battery runs low. Get back on the road quickly without waiting for roadside assistance
Broad Battery Compatibility
The DC to DC charger is compatible with LiFePO4, Lead Acid, GEL, AGM, and Calcium batteries. It also works with over 95% of portable power stations. Includes 2 DIP switch keys for quick battery type selection
12/24-12/24V Wide Voltage
This DC to DC battery charger supports four charging modes: 12V to 12V, 12V to 24V, 24V to 12V, and 24V to 24V. Designed to meet different charging needs across RVs, campers, trailers, and more
Reliable Charging Protection
Built-in cooling fan keeps this DC to DC charger running smoothly in high temps. The overvoltage, undervoltage, reverse polarity, over-temperature, and short circuit protection help extend battery life for secure charging
