RB75

 

This 12V 75Ah lithium iron phosphate battery is often used in larger applications, including marine, RVs and electronic vehicles. It maintains consistent power and is equipped with an M8 terminal type and a built-in battery management system (BMS). All RELiON LiFePO4 batteries have installation flexibility, fast-charging capabilities and are maintenance free.

 

PRODUCT SPECIFICATIONS

• Voltage: 12.8V
• Amp Hours: 75Ah

 

DIMENSIONS & WEIGHT

• Length: 10.2 in (260 mm)
• Width: 6.6 in (168 mm)
• Height: 8.3 in (210 mm)
• Weight: 23.6 lbs (10.7 kg)

 

APPLICATIONS

• AWP
• Electric Vehicles
• Floor Machines
• Marine
• Recreational Vehicles
• Solar

 

 

ELECTRICAL SPECIFICATIONS
Nominal Voltage	12.8 V
Nominal Capacity	75 Ah
Capacity @ 25A	180 min
Energy	960 Wh
Resistance	≤30 mΩ @ 50% SOC
Efficiency	99%
Self Discharge	<3% per Month
Maximum Modules in Series	4

 

 

MECHANICAL SPECIFICATIONS

 

Dimensions (L x W x H)	10.2 x 6.6 x 8.2” (260 x 168 x 210 mm)
Weight	23.6 lbs (10.7 kg)
Terminal Type	M8 x 1.25
Terminal Torque	80 - 100 in-lbs (9 - 11 N-m)
Case Material	ABS
Enclosure Protection	IP66
Cell Type - Chemistry	Cylindrical - LiFePO4

 

 

DISCHARGE SPECIFICATIONS
Maximum Continuous Discharge Current	75 A
Peak Discharge Current	150 A (7.5 s ±2.5 s)
BMS Discharge Current Cut-Off	280 A ±50 A (9 ±4 ms)
Recommended Low Voltage Disconnect	11 V
BMS Discharge Voltage Cut-Off	8 V (2.0 ±0.08 vpc) (140 ±60 ms)
Reconnect Voltage	9.2 V (2.3 ±0.1 vpc)
Short Circuit Protection	200-600 µs

 

 

CHARGE SPECIFICATIONS

 

Recommended Charge Current	3.7 A - 37.5 A
Maximum Charge Current	75 A
Charge Current 32º to 14ºF (0 to -10 ºC)	≤0.1 C
Charge Current -4º to 14ºF (-20 to -10 ºC)	≤0.05 C
Recommended Charge Voltage	14.2 V - 14.6 V
BMS Charge Voltage Cut-Off	15.6 V (3.9 ±0.025 vpc)
	(1.1 ±0.4 s)
Reconnect Voltage	15.2 V (3.8 ±0.05 vpc)
Balancing Voltage	14.4 V (3.6 ±0.025 vpc)

 

 

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	176 ºF (80 ºC)
Reconnect Temperature	122 ºF (50 ºC)
*Refer to charge currents below 0°C (32°F)

 

COMPLIANCE SPECIFICATIONS

 

Certifications	CE (battery)
	UN38.3 (battery)
	UL1642 (cells) (File# MH64523)
	IEC62133 (cells)
Shipping Classification	UN 3480, CLASS 9

 

 

PERFORMANCE CHARACTERISTICS

 

 

 

 

 

 

 

 

 

• RELiON-Data-Sheet_RB75.pdf