Pro Mariner 44015 ProSport 15 Gen 4 15-Amp 3-Bank On-Board Marine Battery Charger

The Pro Mariner ProSport 15 Gen 4 (Model 44015) is a professional-grade, 15-amp, 3-bank on-board marine battery charger engineered for reliable, fully automatic multi-battery charging aboard boats and watercraft. With 15 total amps distributed across three independent output banks, this charger can simultaneously maintain and charge up to three separate battery banks without manual intervention.

Key Features:

• 15 Amps Total Output – Distributed intelligently across three independent charging banks
• 3-Bank Charging – Charges up to three batteries simultaneously, ideal for boats with house, starter, and trolling motor battery banks
• Gen 4 Technology – Advanced digital microprocessor control with multi-stage charging for optimized battery health and longevity
• Multi-Chemistry Compatible – Supports Flooded (wet cell), AGM, and Gel battery types
• Waterproof and Ignition-Protected – Fully sealed, marine-rated enclosure meets ABYC and NMMA standards
• Temperature Compensation – Automatically adjusts charge rate based on ambient temperature for accurate, safe charging
• LED Status Indicators – Per-bank LED indicators provide at-a-glance charging status for each battery bank
• Reverse Polarity and Short-Circuit Protection – Built-in safety features protect batteries and the charger from wiring errors
• Compact and Lightweight Design – Low-profile housing for easy installation in tight engine compartments

The ProSport 15 Gen 4 is permanently mounted on-board, plugging directly into shore power for convenient, hands-free charging whenever the vessel is docked. It is ideal for mid-size to larger boats running multiple battery banks. Pro Mariner's Gen 4 platform delivers refined charging algorithms that extend battery life and reduce charge times compared to previous generations.