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Your New Favorite Promariner Prosporthd 20 Plus Gen 4 - 20 Amp - 3 Bank Battery Charger [44021] Order Today [7Crquk0P]

$52.99 $169.99 -69%

ProSportHD 20 Plus Gen 4 Battery ChargerIntroducing the ProMariner ProSportHD 20 Plus Gen 4, a cutting-edge 20 Amp - 3 Bank Battery Charger designed to revolutionize your charging experience. This advanced charger boasts a tri-surface heatsink design

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Your New Favorite Promariner Prosporthd 20 Plus Gen 4 - 20 Amp - 3 Bank Battery Charger [44021] Order Today [7Crquk0P]

ProSportHD 20 Plus Gen 4 Battery Charger

Introducing the ProMariner ProSportHD 20 Plus Gen 4, a cutting-edge 20 Amp - 3 Bank Battery Charger designed to revolutionize your charging experience. This advanced charger boasts a tri-surface heatsink design, ensuring optimal cooling and true rated amp output during charge mode. With its heavy-duty yet lightweight construction, the ProSportHD 20 Plus Gen 4 delivers significantly faster charging, making it an ideal choice for those seeking efficiency and reliability.

Key Features and Benefits

Experience the power of ProMar Digital Technology with the enhanced microprocessor and software that controls the charging process. This advanced technology ensures fast and precise charging, maximizing battery performance and extending battery life. The charger features a fuel gauge style Charge Completion Monitor, allowing you to easily track the charging progress. With three digitally selectable performance charge profiles for Flooded (lead acid), AGM, and GEL batteries, the ProSportHD 20 Plus Gen 4 offers versatility and adaptability to meet your specific charging needs. Here are some of its standout features:

  • Microprocessor and Software Control for fast, precise charging
  • Distributed-On-Demand™ Technology to utilize all available charging amps efficiently

Specifications and Practical Uses

The ProSportHD 20 Plus Gen 4 is designed for use in harsh environments, featuring industrial grade jacketed DC and AC power cables with molded strain reliefs and wire splitters. Its fully automatic 5-stage charging process enhances battery performance and extends battery life, while the System Check OK and Battery Status indicators provide real-time installation and battery fault status. This charger is compatible with a wide range of battery types, including Group 24–31 Flooded, AGM, HP AGM, and GEL batteries. With its easy installation and operation, the ProSportHD 20 Plus Gen 4 is perfect for marine, automotive, and other applications where reliable and efficient charging is essential. Here are some key specifications:

  • Charging Banks: 3
  • Charger Output Voltage: 12/24/36v
  • Charger Output - Amps: 20a
  • Charger Input - Voltage: 120v
  • Box Dimensions: 7"H x 9"W x 16"L WT: 9.5 lbs

What Our Customers Say

January 16, 2026

Absolutely no complaints!

This product is a brilliant tool. It has made my work so much easier.

- Terrance H..

January 16, 2026

Absolutely no complaints!

I'm impressed with the durability and overall design.

- Carter U..

January 16, 2026

Absolutely no complaints!

It's a very well-made and effective product. A truly excellent purchase.

- Hadiya K..

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