SMTE Volta Stage 4 14.34kWh 51.2V 280Ah LiFePO4 Lithium Battery – Floor & Wall-Mount Solar Energy Storage (New Gen, 1C Continuous)

Power demanding residential homes, large commercial facilities, and off-grid properties with the Volta Stage 4 14.34kWh 51.2V 280Ah LiFePO4 Lithium Battery (New Gen). Engineered with high-capacity 280Ah Lithium Iron Phosphate ($\text{LiFePO}_4$) cells and an intelligent active-balancing Battery Management System (BMS), this high-capacity low-voltage unit delivers 14.34kWh of reliable energy storage to eliminate outage disruptions and maximize solar self-consumption. Featuring a high-performance 1C continuous charge and discharge capability, over 6,000 cycles at 80% DoD, modular parallel scalability, and versatile 2-in-1 floor-standing or wall-mounting installation, it provides dependable power independence against load shedding.

Key Features & Benefits

• Ultra-High 14.34kWh / 280Ah Capacity: Supplies 51.2V nominal DC power to comfortably run heavy household appliances, central air conditioning, multi-circuit commercial setups, and off-grid installations.

• Full 1C Continual Charge & Discharge: Handles full 1C continuous charging and discharging, ensuring rapid battery replenishment during peak solar production and reliable delivery during heavy inductive load spikes.

• Superior LiFePO4 Safety & 6000+ Cycle Life: Delivers over 6,000 cycles at 80% Depth of Discharge (DoD) with exceptional thermal and chemical stability, backed by a 10-year standard warranty.

• Modular Parallel Scalability: Supports multi-unit parallel expansion (scalable from 8 up to 32 units) to meet growing energy storage and power demands without complex reconfiguration.

• Intelligent Auto-Balancing BMS: Integrated battery management system actively guards against overcharging, over-discharging, overcurrent, short circuits, and thermal extremes while balancing individual cell voltages.

• Universal Multi-Brand Inverter Compatibility: Engineered for seamless low-voltage CAN Bus and RS485 communication with leading hybrid inverters (including Sunsynk, Deye, Growatt, Luxpower, and Victron).

• Adaptable 2-in-1 Mounting Design: Pure white vertical chassis equipped with side-mounted wall anchoring brackets, reinforced floor-standing base feet, recessed side lifting handles, and dual circular side ventilation grilles.

Technical Specifications

Battery Performance & Capacity

• Model / Generation: Volta Stage 4 (New Gen)

• Battery Chemistry: Lithium Iron Phosphate ($\text{LiFePO}_4$)

• Nominal Energy Capacity: 14.34 kWh (14.3 kWh)

• Rated Capacity: 280 Ah

• Nominal Voltage: 51.2 V (51V Operating Range)

• C-Rating: 1C Continuous Charge & Discharge

• Cycle Life: $\ge 6000$ Cycles @ 80% DoD

• Scalability: Parallel Expansion (Max 8 to 32 Units Supported)

BMS, Safety & Communication

• Communication Interfaces: CAN Bus / RS485

• BMS Protection: Overcharge, Over-Discharge, Over-Current, Short Circuit & Over-Temperature Safeguards

• Enclosure Rating: IP-Rated Protective Enclosure for Safe Indoor Operation

• Inverter Compatibility: Leading 48V / 51.2V Hybrid & Off-Grid Inverters

Physical & Mechanical Data

• Form Factor: Upright Vertical Slim Tower

• Installation Style: Dual Mounting – Heavy-Duty Floor-Standing Feet & Integrated Side Wall-Mount Brackets

• Handling: Ergonomic Recessed Side Carry Handles

• Cooling & Ventilation: Dual Side Circular Convection Vent Grilles

• Display / Accent: Minimalist Front Horizontal LED Status Accent Bar

• Color / Finish: Pure White Powder-Coated Heavy-Duty Steel

• Warranty: 10-Year Standard Product Warranty