ProMariner ProSportHD 20 Plus Gen 4 3 Bank Charger

The ProMariner ProSportHD 20 Plus Gen 4 is a 20-amp 3-bank on-board marine battery charger from the Heavy Duty Recreational Series, featuring a tri-surface extruded heat sink design that delivers significantly faster charging through optimal cooling while maintaining true rated amp output during charge mode. Up to 40% lighter than epoxy-filled chargers, it is built tough for demanding marine environments with an IP67 waterproof and shock resistant housing and ignition and polarity protection.

Powered by the ProMar Digital Performance Charging microprocessor, this charger delivers fully automatic 5-stage digital charging across all three banks. Distributed-On-Demand Technology utilizes 100% of available charging amps to any one bank or combination of all banks as needed. The color-coded completion status gauge, dual-mode battery status display, and individual bank indicators give you a clear at-a-glance view of your entire charging system. Backed by a 3-year warranty and a dependable marine charging solution alongside other fishing and boating electronics.

Key Features

• Tri-surface extruded heat sink design
• ProMar Digital Performance Charging
• Distributed-On-Demand Technology
• Color-coded completion status gauge
• Dual-mode battery status monitor

Frequently Asked Questions

What battery types is the ProSportHD 20 Plus Gen 4 compatible with? It supports Flooded (Lead Acid), AGM, and GEL batteries with 3 selectable charge profiles.

Is the ProSportHD 20 Plus Gen 4 waterproof? Yes, it is rated IP67 waterproof and shock resistant, suitable for fresh and saltwater marine environments.

What is the warranty on the ProSportHD 20 Plus Gen 4? It is backed by a 3-year warranty.

What is Distributed-On-Demand Technology? It automatically senses and distributes 100% of available charging amps to any one bank or combination of all banks based on real-time demand.