ProMariner 44021 ProSport HD Series USA Battery Charger, 20 Amps, 3 Bank. Handrail sealed pressure switch for on-demand

sealed pressure switch for on-demand operation

This is called the stroke of the gas spring

Some chargers don't put out the amps they say they do

Surface Treatment for extreme corrosion protection

Virtually indestructible

ProMariner 44021 ProSport HD Series USA Battery Charger, 20 Amps, 3 Bank. Handrail sealed pressure switch for on-demandProMariner 44021 ProSport HD Series USA Battery Charger, 20 Amps, 3 Bank. Features a lightweight, tri surface heatsink design. This delivers significantly faster charging through optimal cooling, while delivering true rated constant current charging amps during charge mode. Fully automatic multi stage charging enhances battery performance while extending battery life. USA 120V AC INPUT