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OPzV GEL DEEP CYCLE BATTERY

S2-855GEL

Series VRLA GEL Warranty See Warranty Terms
Volts 2 Design 2V OPzV
Cells 1
Terminal Type F10(M8)
Included Hardware Threaded Insert & Bolt
Size & Thread F10-M8
Charge | Discharge
Charge Voltage Range 2.38 V/cell @ 25°C (77°F)
Float Voltage Range 2.28 V/cell @ 25°C (77°F)
Recommended Charge Current 130 A
Maximum Charge Current 170 A
Self-Discharge Rate Less than 2% per month at 25°C (77°F)
Internal Resistance 32.5 mΩ
Capacity
Capacity Affect by Temperature 40°C
(104°F)
25°C
(77°F)
0°C
(32°F)
-15°C
(5°F)
105% 100% 89% 79%
Hour Rate Capacity / AMP Hour Current / AMPs
@ 100 Hour Rate 1000 AH 10.0 A
@ 20 Hour Rate 855 AH 42.75 A
@ 10 Hour Rate 800 AH 80 A
@ 5 Hour Rate 680 AH 136 A
Cut Off Voltage Constant Current Discharge
1.80 VPC 30 min1 hr2 hr3 hr4 hr5 hr6 hr8 hr10 hr
4164162661941321331209380
Specifications
Weight 57.5 kg 127 lbs
Length 210 mm 8.27"
Width 191 mm 7.52"
Height 645 mm 25.39"
Height Incl. Term. 680 mm 26.77"
Product measurements & weights are calculated based on sample data. Individual specifications are subject to vary due to the manufacturing process & battery components.
Container ABS
Cover ABS
Handles None

Cycle Life vs. Depth of Discharge

Capacity vs. Temperature

Rev.#1 | November 2026