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Rolls Battery 4 KS 21P

Last updated: 8 October 2026

Battery and charging

Battery type
Flooded (table headed MARINE, FLOODED)

“FLOODED MODEL BCI 20 HR CCA MCA DIMENSIONS WEIGHT”

Source: rollsbattery.com/wp-content/uploads/2019/11/MARINE-sheet.pdf

Capacity, at the 20-hour rate
20 HR column: 1148

“SERIES 5000 4 KS 21P SPEC 1148 2754 3443 40.0 cm x 23.8 cm x 62.9 cm 121 kg”

Source: rollsbattery.com/wp-content/uploads/2019/11/MARINE-sheet.pdf

Cold cranking amps
CCA @ -18°C (0°F): 2754

“SERIES 5000 4 KS 21P SPEC 1148 2754 3443 40.0 cm x 23.8 cm x 62.9 cm 121 kg”

Source: rollsbattery.com/wp-content/uploads/2019/11/MARINE-sheet.pdf

Cranking amps, hot, marine and cold
MCA @ 0°C (32°F): 3443

“SERIES 5000 4 KS 21P SPEC 1148 2754 3443 40.0 cm x 23.8 cm x 62.9 cm 121 kg”

Source: rollsbattery.com/wp-content/uploads/2019/11/MARINE-sheet.pdf

Size and fit

Weight
267 Lbs

“SERIES 5000 4 KS 21P SPEC 1148 2754 3443 15.75” x 9.38” x 24.75” 267 Lbs”

Source: rollsbattery.com/wp-content/uploads/2019/11/MARINE-sheet.pdf

Overall dimensions
L x W x H incl. terminal: 40.0 cm x 23.8 cm x 62.9 cm

“SERIES 5000 4 KS 21P SPEC 1148 2754 3443 40.0 cm x 23.8 cm x 62.9 cm 121 kg”

Source: rollsbattery.com/wp-content/uploads/2019/11/MARINE-sheet.pdf

Terminals
Terminal type: FLAG

“4 KS 21P 1148 SPEC. FLAG 15.75” | 40cm 9.38” | 23.8cm 24.75” | 62.9cm 267lbs | 121kg”

Source: rollsbattery.com/wp-content/uploads/2019/11/Rolls-Battery-Renewable-Energy.pdf

Stated weight
Weight: 121 kg

“SERIES 5000 4 KS 21P SPEC 1148 2754 3443 40.0 cm x 23.8 cm x 62.9 cm 121 kg”

Source: rollsbattery.com/wp-content/uploads/2019/11/MARINE-sheet.pdf

Group the maker sells it as
BCI column: SPEC

“SERIES 5000 4 KS 21P SPEC 1148 2754 3443 40.0 cm x 23.8 cm x 62.9 cm 121 kg”

Source: rollsbattery.com/wp-content/uploads/2019/11/MARINE-sheet.pdf

Sources

  • Archived document

    Source: rollsbattery.com/wp-content/uploads/2019/11/MARINE-sheet.pdf

    Retrieved October 8, 2026

  • Archived document

    Source: rollsbattery.com/wp-content/uploads/2019/11/Rolls-Battery-Renewable-Energy.pdf

    Retrieved October 8, 2026