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Batteries
Luxwatt 3kWh 24V (25.6V 117Ah-120Ah) Lithium Battery (ES-BOX40S-B)
₦650,000
$573 USD
Lithium Battery
The Luxwatt ES-BOX40S-B is a compact 25.6V 3kWh Lithium Iron Phosphate (LiFePO4) energy storage battery designed specifically for 24V home backup systems, small solar installations, and small apartment setups.
Key Specifications
- Brand: Luxwatt
- Model: ES-BOX40S-B
- Battery Type: Lithium Iron Phosphate (LiFePO4)
- Nominal Energy: 3 kWh
- Nominal Capacity: ~117Ah - 120Ah
- Nominal Voltage: 25.6V (for 24V Systems)
- Operating Voltage Range: 22.4V - 29.2V
- Cycle Life: ≥ 6,000 cycles @ 80% Depth of Discharge
- Calendar Life: 10+ Years
Electrical & Charge Characteristics
- Recommended Charge Voltage: 28.4V - 29.2V
- Max Continuous Charging Current: 60A - 100A
- Recommended Charging Current: 20A - 40A
- Max Continuous Discharging Current: 100A
- Peak Discharge Current: 120A (5 seconds)
- Discharge Cut-Off Voltage: 21.6V - 22.4V
- Cell Configuration: 8S (8 cells in series)
BMS & Protection Features
- Battery Management System (BMS): Integrated Smart BMS
- Protective Functions: Over-charge, Over-discharge, Over-current, Short-circuit, High/Low Temperature
- Cell Balancing: Passive cell balancing during charge cycles
- Communication Protocols: RS485, CANbus, RS232
- Closed-Loop Inverter Compatibility: Compatible with major 24V hybrid and off-grid inverters (Growatt, Felicity, SRNE, Must, Deye, Voltronic, and more)
- Main Power Controls: Dedicated ON/OFF Power Switch and LED status lights
Mechanical & Physical Parameters
- Dimensions (L x W x H): 480 mm x 380 mm x 160 mm (approximate)
- Net Weight: ~28 kg - 30 kg
- Enclosure Material: Heavy-duty metal casing
- Mounting Type: Wall-mounted / Ground standing
- Terminal Type: High-current M8 brass terminals
- IP Enclosure Rating: IP21
Environmental & Thermal Operating Limits
- Charging Temperature Range: 0°C to 55°C
- Discharging Temperature Range: -10°C to 60°C
- Operating Humidity: 5% to 85% RH (non-condensing)
- Self-Discharge Rate: Less than 3% per month at 25°C
Package Contents
- 1 x Luxwatt ES-BOX40S-B 3kWh 25.6V LiFePO4 Battery Unit
- 1 x Wall-mounting bracket and mounting screws
- 1 x Pair of battery connection cables (Positive & Negative)
- 1 x Communication cable (RJ45)
- 1 x User Manual and Warranty Documentation
Key Features & Highlights
Perfect Match for 24V Inverters: Just like the Luxwatt 5.12KWH 24V lithium battery, this too was designed as an efficient power source for 2.4kVA, 3kVA, or 3.5kVA 24V hybrid/off-grid inverters.


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