| HRL 12280W is specially designed for high efficient discharge and long life.application. It\'s characteristics are small volume, light weight and high discharge efficiency. It can be used for more than 260 cycles at 100% discharge in cycle service, up to 10 years in standby service.
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| Cells Per Unit | 6 |
| Voltage Per Unit | 12 V |
| Capacity | 280W @15 minute-rate to 1.67V per cell @25℃ (77°F) |
| Weight | Approx. 25.8kg (56.88 lbs) |
| Maximum Discharge Current | 800A (5sec) |
| Internal Resistance Approx. | Approx. 4.0 mΩ |
| Operating Temperature Range | Discharge：-15℃~50℃(5°F~122°F) Charge：-15℃~40℃(5°F~104°F) Storage：-15℃~40℃(5°F~104°F) |
| Nominal Operating Temperature Range | 25℃±3℃ (77°F±5°F) |
| Float Charging Voltage | 13.5 to 13.8 VDC/unit Average at 25℃ (77°F) |
| Recommended Maximum Charging Current Limit | 28A |
| Equalization and Cycle Service | 14.4 to 15.0 VDC/Unit Average at 25℃(77°F) |
| Self Discharge | It should be more than 75% of the capacity that before storage after stocked for 6 months at ambient temp. 25℃ |
| Terminal | I2-Thread lead alloy recessed terminal to accept M6/M8 bolt |
| Container Material | Polypropylene(UL 94-HB) & Flammability resistance of (UL 94-V0) can be available upon request. |
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| Constant Current Discharge Characteristics Unit:Amperes (25°C,77°F) |
| F.V/Time | 5MIN | 10MIN | 15MIN | 20MIN | 30MIN | 40MIN | 45MIN | 50MIN | 60MIN | 90MIN |
| 1.60V | 318.00 | 216.00 | 167.00 | 137.00 | 103.00 | 82.60 | 76.00 | 70.10 | 59.90 | 44.60 |
| 1.67V | 283.00 | 200.00 | 155.00 | 128.00 | 98.30 | 79.90 | 72.90 | 67.10 | 57.70 | 42.10 |
| 1.70V | 266.00 | 192.00 | 149.00 | 124.00 | 96.30 | 78.10 | 71.20 | 65.40 | 55.60 | 40.60 |
| 1.75V | 236.00 | 175.00 | 141.00 | 117.00 | 91.30 | 75.90 | 68.50 | 63.50 | 53.80 | 38.50 |
| 1.80V | 207.00 | 161.00 | 131.00 | 111.00 | 85.40 | 70.50 | 63.70 | 58.80 | 50.10 | 36.30 |
| 1.85V | 178.00 | 145.00 | 122.00 | 105.00 | 81.30 | 65.80 | 59.70 | 55.10 | 47.30 | 34.70 |
| Constant Power Discharge Characteristics Unit:Watts (25°C,77°F) |
| F.V/Time | 5MIN | 10MIN | 15MIN | 20MIN | 30MIN | 40MIN | 45MIN | 50MIN | 60MIN | 90MIN |
| 1.60V | 3354.00 | 2304.00 | 1788.00 | 1476.00 | 1110.00 | 888.00 | 822.00 | 762.00 | 648.00 | 485.00 |
| 1.67V | 3036.00 | 2166.00 | 1700.00 | 1417.00 | 1079.00 | 876.00 | 804.00 | 738.00 | 636.00 | 466.00 |
| 1.70V | 2880.00 | 2100.00 | 1643.00 | 1384.00 | 1060.00 | 864.00 | 792.00 | 726.00 | 618.00 | 454.00 |
| 1.75V | 2615.00 | 1955.00 | 1575.00 | 1326.00 | 1023.00 | 834.00 | 780.00 | 703.00 | 600.00 | 436.00 |
| 1.80V | 2329.00 | 1800.00 | 1493.00 | 1274.00 | 980.00 | 802.00 | 738.00 | 678.00 | 581.00 | 422.00 |
| 1.85V | 2016.00 | 1656.00 | 1408.00 | 1212.00 | 938.00 | 760.00 | 694.00 | 636.00 | 550.00 | 404.00 |