Battery Charger Pro-Marina ProSportHD 20 Plus 36V

Engineered for serious marine power, the Pro-Marina ProSportHD 20 Plus 36V is a high-performance three-bank charger designed to keep your 36V MinnKota system powered, prepared, and ready for every voyage. It’s a purpose-built solution for boats with multiple battery banks that demand reliable, synchronized charging and careful heat management.

• Three-Bank, 20A Per Bank: Delivers even, true-rated current to each bank in a 36V MinnKota configuration for faster, balanced charging across all banks.
• Five-Stage Digital Charging: Fully automatic conditioning across all cells with desulfation where needed, optimizing charge acceptance while preventing overcharge.
• Distributed-On-Demand Digital Technology: Allocates power to the bank that needs it most, reducing heat buildup and maintaining consistent charging behavior in harsh marine environments.
• Heavy-Duty Tri-Surface Heatsink: Advanced cooling system keeps temperatures in check during peak charging, sustaining performance in both saltwater and freshwater boats.
• Expanded LED Display with Bank Status: At-a-glance monitoring of each bank’s progress and overall charger health for confident, on-the-water management.
• Energy Saver Auto-Maintain Mode: Minimizes idle draw to conserve energy when charging isn’t actively underway, helping extend battery life between trips.
• Lightweight, Compact Design: Easy mounting and installation on boats with varying layouts without adding unnecessary bulk.
• Marine-Grade Safety & Reliability: Built to withstand wet conditions with robust protection features, backed by ProMariner’s trusted digital platform (PM44029).
• Easy Installation & Operation: Clear wiring guidelines and straightforward mode settings simplify upgrades for both new and experienced boat owners.

With faster, balanced charging across all three banks, your MinnKota 36V trolling motor system stays ready when you are, minimizing downtime between trips. The precise multi-stage conditioning extends battery life, reduces heat stress, and provides clear visibility into charging progress via the enhanced LED display. Auto-Maintain mode minimizes standby power draw, helping you conserve energy on shore power and during idle weeks. Ideal for weekend anglers, charter boats, and saltwater or freshwater vessels, the ProSportHD 20 Plus delivers dependable, multi-bank charging where it matters most.