The EverStart 51A battery is a popular choice among RVers, boaters, and off-grid enthusiasts who require a reliable deep cycle battery for their applications. As part of the East Penn Manufacturing company’s extensive line of batteries, the EverStart 51A model promises to deliver exceptional performance, long lifespan, and affordability.

Design and Construction

The EverStart 51A features a rugged design with a durable ABS plastic case that protects the internal components from physical damage and harsh environmental conditions. The battery’s dimensions are 10.2 inches (L) x 6.7 inches (W) x 8.5 inches (H), making it a compact fit for most engine compartments.

The EverStart 51A features a maintenance-free design, eliminating the need for periodic water checks and topping off. This is made possible by the use of absorbed glass mat (AGM) technology, which absorbs sulfuric acid electrolyte within the battery’s internal structure.

Performance

One of the standout features of the EverStart 51A is its deep cycle performance. With a capacity of 500 cold cranking amps (CCA) and 120 minutes reserve capacity (RC), this battery can handle demanding applications such as engine starting, lights, and appliances in off-grid systems.

In our testing, we found that the EverStart 51A performed admirably, providing consistent power output across various discharge rates. The battery’s ability to recover from deep discharges also impressed us, with minimal loss of capacity after repeated cycles.

Charging and Maintenance

The EverStart 51A can be charged using a standard charging system or an alternator. We recommend using a smart charger specifically designed for AGM batteries, as it will help to prolong the battery’s lifespan and prevent overcharging.

As mentioned earlier, the EverStart 51A features a maintenance-free design, eliminating the need for periodic watering or electrolyte checks. However, we still recommend checking the battery’s charge level and condition every few months to ensure optimal performance.

Comparison with Competitors

The EverStart 51A is part of East Penn Manufacturing’s extensive line of batteries, which includes other popular models like the EverStart 27A and the EverStart 55A. In terms of performance, the 51A sits comfortably in the middle, offering a balance between deep cycle capacity and cold cranking power.

Compared to other manufacturers’ offerings, such as the Odyssey PC2150 or the Deka M12-31S, the EverStart 51A holds its own in terms of performance and price. However, it’s essential to note that each manufacturer’s products have unique characteristics, and the best choice will ultimately depend on your specific application needs.

Conclusion

The EverStart 51A battery is a reliable choice for anyone requiring a deep cycle battery with exceptional performance and long lifespan. Its maintenance-free design, compact size, and affordability make it an excellent option for RVers, boaters, and off-grid enthusiasts.

While it may not be the most expensive or feature-rich battery on the market, the EverStart 51A offers unparalleled value for its price point. With proper charging and maintenance, this battery will provide years of reliable service, making it a worthwhile investment for anyone in need of a dependable deep cycle power source.

Technical Specifications:

• Type: Absorbed Glass Mat (AGM)
• Capacity: 500 Cold Cranking Amps (CCA), 120 minutes Reserve Capacity (RC)
• Dimensions: 10.2 inches (L) x 6.7 inches (W) x 8.5 inches (H)
• Weight: Approximately 42 pounds
• Charge Type: Maintenance-free design, recommended for smart charging systems or alternators
• Operating Temperature: -20°C to 45°C (-4°F to 113°F)

Rating: 4.5/5