24V - 400AH - 10.2kWh Lithium Battery Bank

Product Overview

The ALPHA 4 LITE is a 24V 100Ah lithium battery built with RICH SOLAR premium LiFePO4 cells and engineered for dependable performance in off-grid and backup power systems. Designed to tolerate deep discharges and operate across a wide temperature range, it delivers stable, predictable energy storage for applications where reliability matters more than short-term gains.

Configured as a 24V 400Ah battery bank, this system provides 10.2kWh of usable energy capacity. It is suited for users who require higher storage capability while maintaining straightforward system design and long-term durability.

* Not intended to replace starting batteries.

Why This Product Makes Sense

Energy storage systems are often tested during extended outages or sustained off-grid use, where inconsistency and premature battery degradation quickly become costly problems. The ALPHA 4 LITE addresses these challenges through lithium iron phosphate chemistry chosen for stability, safety, and long cycle life.

Each battery is constructed with LiFePO4 cells designed to deliver more than 4000 charge and discharge cycles. This allows the battery bank to serve as a long-term component of an energy system rather than a recurring replacement expense. Over time, this consistency reduces maintenance demands and supports predictable system planning.

The 24V architecture helps balance efficiency and current management, supporting stable output while reducing electrical stress on connected components. This contributes to smoother system behavior under varying load conditions and during extended discharge periods.

A built-in smart battery management system operates continuously in the background. Each cell is individually fused, allowing the battery to maintain functionality even if a single cell experiences failure. The BMS also manages overcharge, over-discharge, overcurrent, short circuit events, and temperature limits, protecting both the battery and the surrounding system.

Temperature resilience is a key consideration for off-grid environments. The ALPHA 4 LITE supports controlled charging within a defined temperature window and maintains reliable discharge performance across a broader range. This makes it suitable for installations where environmental conditions cannot always be tightly controlled.

Physical design supports practical ownership. The housing balances durability with manageable weight, and the removable carry handle allows safer handling during installation or system expansion. These details simplify setup without compromising long-term reliability.

As a 10.2kWh battery bank, this configuration offers meaningful capacity for residential backup power, extended off-grid use, or energy storage systems that require both scale and clarity. Specifications are clearly defined, allowing users to align expectations with real-world performance rather than estimates.

What To Expect From It

In daily operation, the ALPHA 4 LITE delivers stable voltage output throughout discharge cycles, supporting consistent performance from connected equipment. The lithium iron phosphate chemistry allows for deep discharges without the rapid wear typically associated with conventional battery technologies.

Maintenance requirements remain minimal. The battery exhibits a low self-discharge rate of less than five percent per month, making it suitable for systems that may remain idle for periods while still needing dependable readiness.

Charging behavior is clearly defined, with a charge voltage of 28.8V and support for continuous charge and discharge currents up to 100A per battery. This consistency simplifies integration into a wide range of 24V energy systems.

Thermal management is handled automatically by the BMS, which enforces high and low temperature disconnects when required. Storage conditions are also clearly specified, supporting long-term reliability even during extended non-use.

Ownership is centered on predictability and confidence. Once installed, the battery bank operates as expected, allowing the system to function without constant monitoring or adjustment.

What’s Included

• 4 x 24V 100Ah ALPHA 4 LITE LiFePO4 Batteries
• 6 x 1ft 2 AWG Battery Cables

Technical Specifications

• Battery Chemistry: LiFePO4
• Nominal Voltage: 25.6V
• Nominal Capacity: 100Ah per battery
• Battery Bank Capacity: 400Ah
• Energy: 2560Wh per battery
• Total Energy: 10.2kWh
• Cycle Life: Over 4000 cycles
• Charge Voltage: 28.8V
• Maximum Charge Current: 100A
• Maximum Continuous Discharge Current: 100A
• Self Discharge Rate: Less than 5 percent per month
• Charge Temperature Range: 32°F to 131°F (0°C to 55°C)
• Discharge Temperature Range: -4°F to 140°F (-20°C to 60°C)
• Storage Temperature Range: 14°F to 113°F (-10°C to 45°C)
• Battery Dimensions: 20.9 x 8.1 x 8.5 inches
• Weight: 52.9 pounds per battery
• Protection Features: Overcharge, over-discharge, overcurrent, short circuit, and high and low temperature protection

Warranty

The ALPHA 4 LITE battery bank is backed by a 5-year warranty, supporting long-term ownership and system confidence.