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PRICE: $970.95

This 24V 40Ah lithium iron phosphate battery is perfect in many renewable energy applications. It maintains consistent power and is equipped with an M8 terminal type and a built-in battery management system (BMS). The RB24V40 lithium solar battery meets UL, CE and IEC certifications.

All RELiON LiFePO4 batteries have installation flexibility, fast-charging capabilities and are maintenance free.

DATA SHEET

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Electrical Specifications

Nominal Voltage 25.6 V
Nominal Capacity 40 Ah
Capacity @ 25A 96 min
Energy 1280 Wh
Resistance ≤40 mΩ @ 50% SOC
Efficiency 99%
Self Discharge <3% per Month
Maximum Modules in Series 1 (Single Use)

Mechanical Specifications

Dimensions (L x W x H) 10.2 x 6.6 x 8.3” 260 x 168 x 210 mm
Weight 28.7 lbs (13 kg)
Terminal Type M8
Terminal Torque 80 - 100 in-lbs (9 - 11 N-m)
Case Material ABS
Enclosure Protection IP56
Cell Type - Chemistry Cylindrical - LiFePO4

Discharge Specifications

Maximum Continuous Discharge Current 30 A
Peak Discharge Current 70 A (7.5 s ±2.5 s)
BMS Discharge Current Cut-Off 120 A ±15 A (9ms)
Recommended Low Voltage Disconnect 22 V
BMS Discharge Voltage Cut-Off 16 V (2.0 ±0.08 vpc)
Reconnect Voltage 18.4 V (2.0 ±0.08 vpc)
Short Circuit Protection 200-600μs

Charge Specifications

Recommended Charge Current 2 A - 10 A
Maximum Charge Current 30 A
Recommended Charge Voltage 28.0 V - 29.2 V
Charge Current 32ºF to 14ºF (0 to -10 ºC) ≤0.1 C
Charge Current -4ºF to 14ºF (-20 to -10 ºC) ≤0.05 C
BMS Charge Voltage Cut-Off 31.2 V (3.9 ±0.025 vpc)
Reconnect Voltage 30.4 V (3.8 ±0.05 vpc)
Balancing Voltage 28.8 V (3.6 vpc)
*Refer to charge currents below 0°C (32°F)

Temperature Specifications

Discharge Temperature -4 to 140 ºF (-20 to 60 ºC)
Charge Temperature -4 to 113 ºF (-20 to 45 ºC)
Storage Temperature 23 to 95 ºF (-5 to 35 ºC)
BMS High Temperature Cut-Off 167 ºF (75 ºC)
Reconnect Temperature 149 ºF (65 ºC)

Compliance Specifciations

Certifications CE (battery) UL1642 & IEC62133 (cells)
Shipping Classification UN 3480, CLASS 9

Performance Characteristics

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