Pay in 4 interest-free payments of $29.37 Learn more
Ships within 48 hours · Estimated delivery Aug 1 - Aug 6
Tailgating and outdoor events — run appliances from any vehicle
The 2-Bank is not a splitter
The 10-Year Warranty Difference
Complete Battery Coverage
Each bank independently runs the full 4-stage ISM algorithm:
Battery Tender® 4-Bank 12V 1.25 Amp Battery Charger and Maintainer Marine Tailgating and outdoor events —Four vehicles. One charger. The Battery Tender 4 Bank 12V 1. 25 Amp is the standard for multi vehicle storage four completely independent ISM (Infinite Sequential Monitoring) charging circuits, each running at full 1. 25 Amp output, simultaneously maintaining up to four 12V batteries in any combination of charge state. For collectors, dealerships, rental operations, and households with multiple vehicles in seasonal storage, the 4 Bank is the single
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