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Selling Out Promariner Protechone - 4 Amp - Corded [25104] + Gift Included [0YOpMy9E]

$20.99 $67.99 -69%

ProMariner ProTechOne - 4 AMP - Corded Battery ChargerIntroducing the ProMariner ProTechOne, a fully automatic onboard battery charger and maintainer designed to maximize the performance and lifespan of your battery. This advanced device leverages cu

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Selling Out Promariner Protechone - 4 Amp - Corded [25104] + Gift Included [0YOpMy9E]

ProMariner ProTechOne - 4 AMP - Corded Battery Charger

Introducing the ProMariner ProTechOne, a fully automatic onboard battery charger and maintainer designed to maximize the performance and lifespan of your battery. This advanced device leverages cutting-edge microprocessor and software control technology to provide safe and efficient charging, conditioning, and auto-maintaining, making it ideal for both short and long-term storage.

Key Features and Specifications

The ProTechOne is equipped with all-digital charging technology, ensuring a fully automatic multi-stage digital charging process for optimal battery health. Its dedicated battery charging, sensing, and control capabilities guarantee precise and reliable performance. Key features include a push-to-test battery monitor LED fuel gauge status, waterproof DC safety fuse for maximum DC wire protection, and ignition protection with FCC Class A certification for quiet operation and non-radio interference.

Practical Uses and Benefits

Whether you're storing your boat for the winter or maintaining your RV battery, the ProTechOne is a versatile solution. Its gasket molded case design is weatherproof, making it suitable for outdoor use, while its commercial-grade jacketed AC and DC cables provide maximum cable protection and durability. The angled easy-to-view LED dashboard allows for quick status updates on AC Power, Charge Mode, and Auto Maintain (Energy Saver) mode, ensuring your battery remains fully charged while reducing AC consumption and operating costs. With the ProTechOne, you can trust that your battery is in good hands, thanks to its comprehensive fault detection system, which includes monitoring battery connections, reverse polarity, and low battery levels.

What Our Customers Say

January 22, 2026

Absolutely no complaints!

This is a very snappy and responsive device.

- SnappyDevice.

January 22, 2026

Absolutely no complaints!

A wonderful addition to my collection.

- Lisa Garcia.

January 22, 2026

Absolutely no complaints!

The build is sturdy and gives me confidence in its longevity.

- Melanie Powell.

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