RELiON R4000 Battery REV-L16-400 Group 903 VRLA 6V 400Ah Deep Cycle

This new RELiON R4000 Dry Series Battery REV-L16-400 is a 6-volt, Group 903 VRLA deep cycle battery engineered for RV, marine, electric vehicle, and solar backup power applications that demand dependable long-duration energy. Featuring a fully sealed dry (VRLA) design, this battery delivers maintenance-free operation, zero gassing, and enhanced safety in demanding environments.

Built with a durable polypropylene case and designed to withstand harsh conditions, the REV-L16-400 offers high capacity deep cycling performance, a low self-discharge rate, and extended shelf life during inactive periods. With 400 amp hour capacity, high short-circuit current tolerance, and secure AP and 5/16-inch stud top terminals, this battery is ideal for heavy-duty deep cycle installations.

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Key Specifications

• Manufacturer Part Number: REV-L16-400

• Series: R4000 Dry Series

• Voltage: 6 Volt

• BCI Group Number: 903 VRLA

• Battery Type: RV & Marine Deep Cycle

• Electrolyte Style: Dry (VRLA)

• Amp Hour Rating: 400 AH

• Maximum Charge Current: 100 Amps

• Short Circuit Current: 4500 Amps

• Terminal Location: AP and 5/16-Inch Stud Top Terminal

• Case Material: Polypropylene

• Length: 11.6 Inches

• Width: 7.1 Inches

• Height: 16.9 Inches

• Universality: Fully Universal

• Certifications: CE

• Included: Rope and plastic grip

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Features & Benefits

• Sealed VRLA dry battery design with zero maintenance required

• No gassing, corrosion, or explosion risk for safer installations

• High-capacity deep cycle performance for long runtimes

• Low self-discharge rate improves shelf life and storage reliability

• Durable polypropylene case built for harsh environments

• Efficient charging and discharging performance

• Designed for demanding RV, marine, solar, and EV applications

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Applications

• RV house battery systems

• Marine deep cycle power

• Solar energy storage

• Electric vehicles

• Backup power systems

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Warranty

• Limited 2-Year Warranty