Description
BYD Battery-Box Premium HVM 13.8kWh Solar Battery Storage Performance and Capacity
The BYD Battery-Box Premium HVM 13.8kWh solar battery storage uses five series-connected modules to provide 13.80 kWh of usable energy at 100 percent depth of discharge. Continuous maximum output current is rated at 50 A with a peak of 75 A for three seconds, delivering higher sustained power than the HVS series for homes with larger loads or simultaneous high-demand appliances. Nominal voltage is 256 V with an operating range of approximately 200 to 300 V, optimised for efficient high-voltage DC coupling with compatible hybrid inverters.
Round-trip efficiency reaches 96 percent or higher under standard test conditions of 100 percent depth of discharge at 0.2 C and 25 degrees Celsius, minimising losses during daily charge and discharge cycles. The complete tower measures approximately 1411 x 585 x 298 mm and weighs around 205 kg, remaining practical for floor-standing indoor or covered outdoor installation. Parallel connection of up to three identical 13.8 kWh towers can expand total usable capacity to 41.4 kWh for larger households or light commercial needs.
Cell technology is lithium iron phosphate, cobalt-free and proven in millions of electric vehicles, offering superior thermal stability and long cycle life. Operating temperature range covers minus 10 to plus 50 degrees Celsius with intelligent power derating only between minus 10 and plus 5 degrees Celsius, ensuring dependable year-round performance in Australian conditions.
BYD Battery-Box Premium HVM 13.8kWh Solar Battery Storage Compatibility Safety and Durability
Inverter compatibility extends to leading single-phase and three-phase high-voltage hybrid models from Fronius, GoodWe, Kostal, SMA and other brands on the official BYD HVS/HVM compatibility list, allowing seamless pairing with new or existing solar arrays. Communication interfaces include CAN and RS485 for stable monitoring and system control. The unit supports on-grid, on-grid plus backup and off-grid applications for flexible energy management.
Enclosure protection is rated IP55, delivering effective weather-seal protection against dust and water ingress for covered outdoor or indoor locations. The robust frame and housing are engineered for long-term durability under temperature cycling, vibration and normal mechanical stress. Certifications include VDE 2510-50, IEC 62619, CEC, CE and UN38.3, confirming compliance with the highest international safety and transport standards.
Pre-shipment inspection checks verify module capacity, voltage balance, communication integrity and physical condition before any unit leaves the warehouse. Every system is factory flash-tested and batch-certified so customers receive only verified performance data. The stable LiFePO4 chemistry combined with the protective enclosure minimises weather-related degradation, supporting the full ten-year product warranty under normal operating conditions. NREL residential battery storage cost and performance data
BYD Battery-Box Premium HVM 13.8kWh Solar Battery Storage Delivery and Support
Insured freight delivery is arranged for all orders with full transit coverage to protect against loss or damage during transport across Australia. Signature on delivery is required so the unit is handed only to an authorised recipient. In the rare event of shipping damage a clear claim process is provided: photograph the packaging and unit on arrival, note any issues on the carrier’s delivery docket and contact Prime Solar support within the stated window for rapid assessment and resolution.Buy BYD Battery-Box Premium HVM 13.8kWh solar battery storage
The modular plug-in design simplifies professional installation by a licensed electrician experienced with high-voltage battery systems. All units arrive ready for efficient stacking and connection. Browse the rest of the collection at https://primesolaraustralia.shop/product-category/solar-batteries/ to complete your solar energy setup with matching panels, inverters and accessories.
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