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FLOODED DEEP CYCLE BATTERY

6 CS 21P

Series 5000 Warranty See Warranty Terms
Volts 6 BCI SPEC
Cells 3 Plates/Cell 21
Terminal Type Flag
Included Hardware S/S Hex Cap Screw, Nut, Lock & Flat Washer
Size & Thread 5/16"-18
Charge
Charge Voltage Range 2.45-2.5 V/cell @ 25°C (77°F)
Float Voltage Range 2.25 V/cell @ 25°C (77°F)
Self-Discharge Rate 5%-10% per month at 25°C (77°F)
Capacity
Cold Crank Amps (CCA) 0°F / -18°C 1742
Marine Crank Amps (MCA) 32°F / 0°C 2177
Reserve Capacity (RC @ 25A) 1705 Minutes
Reserve Capacity (RC @ 75A) 568 Minutes
Capacity Affect by Temperature 40°C
(104°F)
25°C
(77°F)
0°C
(32°F)
-15°C
(5°F)
105% 100% 75% 50%
Hour Rate Capacity / AMP Hour Current / AMPs
@ 100 Hour Rate 916 AH 9.16 A
@ 72 Hour Rate 867 AH 12.04 A
@ 50 Hour Rate 820 AH 16.41 A
@ 20 Hour Rate 710 AH 35.52 A
@ 15 Hour Rate 661 AH 44.04 A
@ 10 Hour Rate 632 AH 63.22 A
@ 8 Hour Rate 611 AH 76.36 A
@ 5 Hour Rate 568 AH 113.65 A
@ 1 Hour Rate 320 AH 319.64 A

Ampere hour capacity ratings based on specific gravity of 1.280 at 27°C (80°F).
Reduce capacities 5% for specific gravity of 1.265 and 10% for 1.250.

Specifications
Weight 122.5 kg 270 lbs
Length 55.9 cm 22"
Width 24.8 cm 9.75"
Height Inc. Term. 46.4 cm 18.25"
Product measurements & weights are calculated based on sample data. Individual specifications are subject to vary due to the manufacturing process & battery components.
Electrolyte Reserve 95 mm 3.75"
Container (Inner) Polypropylene
Cover (Inner) Polypropylene - heat sealed to inner container
Container (Outer) High Density Polyethylene
Cover (Outer) High Density Polyethylene snap fit to outer container
Handles Molded

Cycle Life vs. Depth of Discharge

Voltage vs. Depth of Discharge

Detailed Illustration

Rev.#4 | October 2022