Rated Voltage: 12V

Nominal Capacity: 55.0Ah (C₁₀, 1.80V/cell)

Dimension:

• Length: 229±2mm (9.02 inches)
• Width: 138±2mm (5.43 inches)
• Container Height: 205±2mm (8.07 inches)
• Total Height: 211±2mm (8.31 inches)

Approx Weight: 16.2 Kg (35.7 lbs)

Terminal: M6

Container Material: ABS

Rated Capacity (25°C):

• 57.8 Ah (20hr, 2.89A, 1.80V/cell)
• 55.0 Ah (10hr, 5.50A, 1.80V/cell)
• 50.0 Ah (5hr, 10.0A, 1.75V/cell)
• 45.6 Ah (3hr, 15.2A, 1.75V/cell)
• 35.1 Ah (1hr, 35.1A, 1.60V/cell)

Max. Discharge Current: 550A (5s)

Internal Resistance (25°C): Approx 9.0mΩ

Operating Temp. Range:

• Discharge: -15 ~ 50°C (5 ~ 122°F)
• Charge: 0 ~ 40°C (32 ~ 104°F)
• Storage: -15 ~ 40°C (5 ~ 104°F)

Nominal Operating Temp. Range: 25±3°C (77±5°F)

Cycle Use

• Initial Charging Current less than 16.5A
• Voltage: 14.4V ~ 15.0V at 25°C (77°F)
• Temp. Coefficient: -30mV/°C
• Standby Use:
• Initial Charging Current less than 16.5A
• Voltage: 13.5V ~ 13.8V at 25°C (77°F)
• Temp. Coefficient: -20mV/°C

Effect of Temp. to Capacity:

• 40°C (104°F): 103%
• 25°C (77°F): 100%
• 0°C (32°F): 86%

Self Discharge
LP series batteries may be stored for up to 6 months at 25°C (77°F) and then a freshening charge is required.
For higher temperatures the time interval will be shorter.