SUZHOU FOBERRIA NEW ENERGY TECHNOLOGY CO.,LTD.
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12v 70ah Sealed Rechargeable Battery EV24 EV Lead Acid Batteries For Electric Wheel Chairs
>Main Features
1. EV (Electric Vehicle) series is specially designed for frequent deep cycle discharge.
2. By using the specially designed active material and strong grids,EV series sealed lead acid battery offers reliable performance
in high load situationsand can deliver more than 300 cycles at 100% DOD.
3. Suitable for mobility scooters, electric wheel chairs, golf buggies etc.
| Battery Model No. | EV24 | |
| Nominal Voltage | 12V | |
| Capacity | 20HR(5.25V) | 70Ah |
| (25ºC) | 10HR(5.25V) | 54.3Ah |
| Dimension | Length | 259±2mm |
| Width | 168±2mm | |
| Height | 205.5±2mm | |
| Total height | 210±2mm | |
| Approx. Weight | 21.5kg±4% | |
| Terminal type | F14 | |
| Internal resistance | Approx 6mΩ | |
| (Fully charged,25ºC) | ||
| Capacity affected by | 40ºC | 102% |
| temperature(20HR) | 25ºC | 100% |
| 0ºC | 85% | |
| -15ºC | 65% | |
| Self-discharge | 3month | Remaining Capacity:91% |
| (25ºC) | 6month | Remaining Capacity:82% |
| 12month | Remaining Capacity:65% | |
| Nominal operating temperature | 25ºC±3ºC(77ºF±5ºF) | |
| Operating | Discharge | -15ºC-50ºC(5ºF-122ºF) |
| temperature range | Charge | -10ºC-50ºC(14ºF-122ºF) |
| Storage | -20ºC-50ºC(-4ºF-122ºF) | |
| Float charging voltage | 13.5 to 13.8V | |
| (25ºC) | Temperature compensation:-18mV/ºC | |
| Cyclic charging voltage | 14.5 to 15V | |
| (25ºC) | Temperature compensation:-30mV/ºC | |
| Max charging current | 21A | |
| Max discharging current | 700A(5sec.) | |
| Designed floating life(20ºC) | 10years | |
| Component | Positive plate | Negative plate | Container | Cover | Separator | Electrolyte | Safety valve | Terminal |
| Raw material | Lead dioxide | Lead | ABS | ABS | AGM | Sulfuric acid | Rubber | Copper |
| F.V/Time | 10min | 15min | 30min | 60min | 2h | 3h | 4h | 5h | 8h | 10h | 20h |
| 9.6V | 153 | 117 | 69.9 | 43.0 | 25.5 | 18.1 | 14.7 | 12.5 | 8.58 | 7.08 | 3.75 |
| 9.9V | 165 | 114 | 68.5 | 42.4 | 25.2 | 18.0 | 14.5 | 12.4 | 8.53 | 7.06 | 3.74 |
| 10.2V | 142 | 110 | 66.4 | 41.3 | 25.0 | 17.8 | 14.4 | 12.3 | 8.47 | 7.04 | 3.73 |
| 10.5V | 136 | 106 | 64.8 | 40.4 | 246 | 17.7 | 14.3 | 12.2 | 8.42 | 7.02 | 3.71 |
| 10.8V | 128 | 100.4 | 62.4 | 39.2 | 24.1 | 17.2 | 13.9 | 11.9 | 8.16 | 7.00 | 3.69 |
| F.V/Time | 10min | 15min | 30min | 60min | 2h | 3h | 4h | 5h | 8h | 10h | 20h |
| 9.60V | 1178 | 923 | 564 | 353 | 212 | 153 | 124 | 106 | 73.4 | 60.8 | 32.4 |
| 9.90V | 1143 | 900 | 553 | 347 | 210 | 152 | 123 | 105 | 72.9 | 60.7 | 32.3 |
| 10.2V | 1096 | 868 | 536 | 339 | 209 | 151 | 122 | 104 | 72.5 | 60.5 | 32.2 |
| 10.5V | 1049 | 839 | 523 | 331 | 206 | 150 | 121 | 103 | 71.9 | 60.2 | 32.0 |
| 10.8V | 990 | 794 | 504 | 321 | 200 | 146 | 118 | 100 | 69.8 | 59.8 | 31.8 |