Rich Solar ALPHA 5 PRO 48V 100Ah Server Rack LiFePO4 Battery (5.12kWh)

The ALPHA 5 PRO is a 51.2V (48V class) 100Ah server rack battery that stores 5,120Wh. It is rated for 7,000+ cycles, certified to UL 1973 and UL 9540A, talks to inverters over CAN, RS485 and RS232, and scales up to 30 batteries (153.6kWh). Wi-Fi and Bluetooth monitoring plus a touchscreen show its status.

Key features

• 7,000+ Cycle Life: Delivers exceptional long-term performance and lower ownership costs.
• 5120Wh Nominal Energy: Provides dependable energy storage with ≤5% monthly self-discharge.
• Grade A LiFePO₄ Cells: Deliver superior reliability, safety, and long service life.
• Advanced BMS: Protects against overcharge, over-discharge, overcurrent, short circuit, and temperature risks.
• Wi-Fi + Bluetooth Monitoring: View real-time battery status through the RICH SOLAR App.
• LCD Touchscreen & LED Indicators: Display battery status, alarms, and system information at a glance.
• CAN, RS485, RS232 & Dry Contact Communication: Compatible with major inverter brands for seamless system integration.
• Supports Up to 30 Batteries in Parallel (30P): Expands system capacity up to 153.6kWh.
• Dual Power Terminals: Simplify installation and large-scale battery expansion.
• Built-In Internal Heating: Automatically warms the battery for safe charging in cold-weather conditions.
• Metal Rack-Mount Housing: Designed for long-term durability in residential and commercial energy storage systems.

Specifications

• Nominal Voltage: 51.2V
• Rated Capacity: 100Ah
• Nominal Energy: 5120Wh
• Cell Chemistry: LiFePO₄
• Cycle Life: 7,000+
• Charging Voltage: 57.6V
• Max. Charge Current: 100A
• Max. Continuous Discharge Current: 100A
• Parallel Expansion: Up to 30 units (30P)
• Wireless Monitoring: Wi-Fi + Bluetooth
• Internal Heating: Yes
• IP Rating: IP21
• Warranty: 10 Years
• Dimensions (L × W × H): 17.7 × 17.8 × 5.2 in
• Net Weight: 100.9 lbs
• Communication Ports: RS485/RS232/CAN
• Certifications: UL 1973, UL 9540A, FCC, UN 38.3, MSDS
• Package Dimensions: 22.64 × 21.85 × 10.24 in
• Gross Weight: 139 lb
• Model / SKU: RS-B5121P

Shipping, warranty & help

Ships free to the lower 48 states, directly from Rich Solar’s warehouse in California. Covered by Rich Solar’s 10 years manufacturer warranty. Not sure what size system you need? Contact us and we’ll help you choose.