D24280-ESS Datasheet
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| Stored energy | 7168Wh | |
| Rated capacity | 280Ah | |
| Nominal voltage | 25.6V | |
| Volt range | 20V-28.8V | |
| Charge time | Standard | 5.5h |
| Rapid | 2h | |
| Charge method CC-CV | Standard | 60A/28V |
| Rapid | 150A/28V | |
| Max discharge current | Surge(60S) | 300A |
| Continous | 200A | |
| Cycle life 0.5C, 23℃/73°F | 10% | ＞6000 cycles |
| 100% | ＞2000 cycles | |
| Operating temperature range | Charge | 0°C~55°C/32°F~131°F |
| Discharge | -20°C~60°C/-4°F~140°F | |
| Storage(1month) | -20°C~45°C/-4°F~113°F | |
| Storage(6month) | -10°C~35°C/14°F~95°F | |
| Water proof | IP66 | |
| Flammability rating | UL94-V0 | |
| Approx weight | 50kg /110lbs | |
| Series & parallel connection | Max 2 in series connection. Multiple parallel connection for yachts. Batteries must be fully charged before series or parallel connection. | |
| Length | Width | Width |
| 640mm | 225mm | 240mm |
| 25.4in | 8.9in | 9.5in |
| Balance | Current | 40mA |
| Activate volt | 3.55V/ cell | |
| High temperature protection(MOSFET) | Protection | 85°C/185°F |
| Release | 75°C/167°F | |
| High temperature protection(cell) | Protection | 65°C/149°F(charge) |
| 70°C/158°F(discharge) | ||
| Release | 55°C/131°F(charge) | |
| 60°C/140°F(discharge) | ||
| Low temperature protection(cell) | Protection | 0°C/32°F(charge) |
| -20°C/-4°F(discharge) | ||
| Release | 10°C/50°F(charge) | |
| -10°C/14°F(discharge) | ||
| Over-charge | Protection | 30.8V(3.85V/cell) |
| Release | 29.2V(3.65V/cell) | |
| Over-discharge | Protection | 18.4V(2.3V/cell) |
| Release | 20V(2.5V/cell) | |
| Short-circuit | Protection | 1800A |
| Release | Remove load for the short circuit protection to release |
| Length | Width | Width |
| 640mm | 225mm | 240mm |
| 25.4in | 8.9in | 9.5in |
Complete specifications and flexible pricing, supporting customized solutions for various budgets and power demands.
2/3 lighter than traditional lead-acid batteries, delivering stable and long-lasting power with high reserve capacity.
Built-in optional self-heating module enables normal charging and stable discharging in cold environments.
Integrated smart BMS with Bluetooth, supporting remote real-time monitoring of voltage, current, temperature and battery health.
IP67 waterproof and shockproof design, adapting to high humidity, high temperature and harsh outdoor marine environments.
Over 7000 cycles under 50% DOD, 5 times longer lifespan than lead-acid batteries, cutting long-term maintenance and replacement costs.