BMPRO’s ProBoost40 is a DC-DC battery charger that allows you to charge a secondary battery using solar panels and/or a towing vehicle’s 12 Volt electrical system. The ProBoost40 blends both the solar and auxiliary inputs together, up to a maximum of 40A, to ensure there is always a consistent charge to your battery. Compatible with both lead-acid and lithium LiFePO4 batteries, the high power density design of the ProBoost25 provides efficiency of up to 95 Percent. The ProBoost40 has an ultra-thin design, making it suitable for installation in small spaces, and is resilient to shaking, as well as wet, dusty or muddy environments. A range of protective features built into the ProBoost40, such as over temperature, overvoltage and under voltage protection, will guard your charging capacity.
- In Vehicle Multi-Stage DC-DC Charger
- Dual Input MPPT Solar Or Aux
- Multi Battery Chemistry Selector
- Suitable For Modern Smart Alternators
- IP66 Rating: Resistant To Dust, Water And Shock Damage
- Maintains A 100 Percent State Of Charge Of Auxiliary Batteries
- BMPRO Signature Durability And Ease Of Use
- Limited 2 Year Warranty














