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This efficient and fast-charging 12V 35Ah lithium iron phosphate battery is equipped with an M8 terminal type and a built-in battery management system (BMS). The RB35 battery meets UL, UN, CE and IEC certifications.

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

PRODUCT SPECIFICATIONS
  • Voltage: 12.8V
  • Amp Hours: 35Ah
DIMENSIONS & WEIGHT
  • Length: 7.7 in (195 mm)
  • Width: 5.2 in (131 mm)
  • Height: 6.7 in (171 mm)
  • Weight: 10.6 lbs (4.8 kg)
APPLICATIONS
  • AWP
  • Floor Machines
  • Solar

DATA SHEET

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Electrical Specifications 

Nominal Voltage 12.8 V
Nominal Capacity 35 Ah
Capacity @ 25A 84 min
Energy 448 Wh
Resistance ≤50 mΩ @ 50% SOC
Efficiency 99%
Self Discharge <3% per Month
Maximum Modules in Series 3

Mechanical Specifications

Dimensions (L x W x H) 7.8 x 5.2 x 6.7” 195 x 131 x 171 mm
Weight 11 lbs (4.8 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 35 A
Peak Discharge Current 70 A (7.5 s ±2.5 s)
BMS Discharge Current Cut-Off 170 A ±20 A (20 ±5 ms)
Recommended Low Voltage Disconnect 11 V
BMS Discharge Voltage Cut-Off 8 V (2.0 ±0.08 vpc) (140 ±60 ms)
Reconnect Voltage 10 V (2.5 ±0.10 vpc)
Short Circuit Protection 200-600 µs

Charge Specifications

Recommended Charge Current 17.5 A
Maximum Charge Current 35 A
Recommended Charge Voltage 14.2 V - 14.6 V
BMS Charge Voltage Cut-Off 15.2 V (3.8 ±0.025 vpc)
(1.1 ±0.4 s)
Reconnect Voltage 14.4 V (3.6 ±0.050 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 32 to 113 ºF (0 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)

Compliance Specifications

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

PERFORMANCE CHARACTERISTICS

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