>Specification
| 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 |
>Structure and composition
| Component | Positive plate | Negative plate | Container | Cover | Separator | Electrolyte | Safety valve | Terminal |
| Raw material | Lead dioxide | Lead | ABS | ABS | AGM | Sulfuric acid | Rubber | Copper |
>Constant Current Discharge Characteristics(A,25ºC)
| 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 |
>Constant Power Discharge Characteristics(Watt,25ºC)
| 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 |
>Workshop scene
>FAQ
Q1: How to choose the right battery?
A1: Tell us your demand, then our sales will recommend a suitable battery for you.
Q2: Do you have any MOQ limit?
A2: Yes, we have MOQ for mass production, it depends on the different model numbers. 50-500pcs sample order is available. for sample checking is available.
Q3: Is it OK to print my logo on the product?
A3: Yes. Please inform us formally before our production and confirm the design firstly based on our sample.
Q4: How to solve the technical problem?
A4: 24 hours after-service consultancy just for you and to make your problem to solve easily.
Q5: What certificate your company have?
A5: ISO 9001, ISO 14001, OHSAS 18001, CE, UL, IEC 61427 test report, Patent for gel technology and other Chinese honor.
