FLOODED DEEP CYCLE BATTERY

8 HHG 21P

Series 4000 Warranty 7 Years
Volts 8 BCI SPEC
Cells 4 Plates/Cell 21
Terminal Type Flag L
Included Hardware S/S Hex Cap Screw, Nut, Lock & Flat Washer
Size & Thread 5/16"-18 x 1-1/2"
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 / -17°C 1033
Marine Crank Amps (MCA) 32°F / 0°C 1291
Reserve Capacity (RC @ 25A) 552 Minutes
Reserve Capacity (RC @ 75A) 184 Minutes
Hour Rate Capacity / AMP Hour Current / AMPs
@ 100 Hour Rate 306 AH 3.06 A
@ 75 Hour Rate 290 AH 4.03 A
@ 50 Hour Rate 274 AH 5.47 A
@ 20 Hour Rate 230 AH 11.5 A
@ 15 Hour Rate 219 AH 14.57 A
@ 10 Hour Rate 202 AH 20.24 A
@ 8 Hour Rate 198 AH 24.73 A
@ 5 Hour Rate 182 AH 36.34 A
@ 1 Hour Rate 92 AH 92 A

Amphere hour capacity ratings based on specific gravity of 1.280.
Reduce capacities 5% for specific gravity of 1.265 and 10% for 1.250.

Specifications
Weight 53.5 kg 118 lbs
Length 54.0 cm 21.25"
Width 18.7 cm 7.38"
Height Inc. Term. 28.3 cm 11.13"
Product measurements & weights are calculated based on sample data. Individual specifications are subject to vary due to the manufacturing process, battery components & electrolyte levels.
Electrolyte Reserve 70 mm 2.75"
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 Rope

Cycle Life vs. Depth of Discharge

Voltage vs. Depth of Discharge

Rev.#3 | May 2018