Rolls Surrette 4-KS-25PS 4V 1404Ah Flooded Lead Acid Battery
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4V Flooded Deep-Cycle Battery from the Rolls FLA Series 5000, designed for industrial and large-scale energy storage applications.
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High-Capacity Performance delivering 1404Ah at the 20-hour rate and 1811Ah at the 100-hour rate for long-duration discharge.
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Exceptional Reserve Capacity rated at 3370 minutes @ 25A and 1123 minutes @ 75A for sustained power delivery.
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Heavy-Duty Plate Design with 25 plates per cell across 2 cells for deep-cycle reliability and durability.
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Industrial Dual-Wall Construction using polypropylene inner components, HDPE outer housing, molded handles, and flame-arrestor vent caps.
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Rolls Surrette 4 KS-25PS 4V Flooded Deep Cycle Battery
The Rolls 4 KS 25PS is a 4-volt flooded deep-cycle battery engineered for demanding industrial energy storage systems. Part of the FLA Series 5000, it is built for applications requiring long-duration discharge and consistent performance under continuous-duty conditions.
The battery delivers 1404Ah at the 20-hour rate and 1811Ah at the 100-hour rate, supporting extended runtime in large battery banks. Its reserve capacity of 3370 minutes at 25 amps and 1123 minutes at 75 amps enables sustained operation for high-load and long-duration applications.
Built with a flooded lead-acid design and 25 plates per cell, the 4 KS 25PS is housed in a dual-wall enclosure combining polypropylene inner components with a high-density polyethylene outer container. Integrated flame-arrestor vent caps, molded handles, and a substantial electrolyte reserve support safe operation, durability, and long service life in industrial and renewable energy environments.
4 KS-25PS Specifications
- Series: FLA 5000
- Model: 4 KS 25PS
- Volts: 4V
- Design: SPEC
- Cells: 2
- Plates/Cell: 25
- Terminal Type: Flag
- Included Hardware: S/S Hex Cap Screw, Nut, Lock & Flat Washer
- Size & Thread: 5/16"-18
- Cables: 19" 4/0 interconnect cables
- Warranty: 5 Years
Charging Specifications
- Charge Voltage Range: 2.45–2.50 V/cell @ 25°C (77°F)
- Float Voltage Range: 2.25 V/cell @ 25°C (77°F)
- Self-Discharge Rate: 5–10% per month @ 25°C (77°F)
Capacity & Performance
- Amp-Hour @ 100 hr: 1811 AH
- Amp-Hour @ 72 hr: 1713 AH
- Amp-Hour @ 50 hr: 1622 AH
- Amp-Hour @ 20 hr: 1404 AH
- Amp-Hour @ 15 hr: 1306 AH
- Amp-Hour @ 10 hr: 1250 AH
- Amp-Hour @ 8 hr: 1207 AH
- Amp-Hour @ 5 hr: 1123 AH
- Amp-Hour @ 1 hr: 632 AH
- Cold Crank Amps (CCA): 3305 @ 0°F / –18°C
- Marine Crank Amps (MCA): 4131 @ 32°F / 0°C
- Reserve Capacity (RC @ 25A): 3370 Minutes
- Reserve Capacity (RC @ 75A): 1123 Minutes
Physical Specs
- Weight: 314 lbs (142.5 kg)
- Length: 15.75" (400 mm)
- Width: 10.63" (270 mm)
- Height (Incl. Terminals): 24.75" (629 mm)
- Electrolyte Reserve: 3.75" (95 mm)
| Width | 10.63 |
|---|---|
| Height | 24.75 |
| Length | 15.75 |
| Condition | New |
| Country of Manufacture | Canada |
| Brand | Rolls Surrette |
| Warranty Life | 5 |
| Chemistry | Flooded |
| Output Voltage | 4V |
| Amperage(20 hours) | 1404 |
| Amperage(100 hours) | 1811 |
| Rechargeable | Yes |
| CCA | 3305 |
| Voltage | 4V |
