E48280-ESS Datasheet
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Communication protocol: CANBUS, 485
| Stored energy | 14336Wh |
| Rated capacity | 280Ah |
| Nominal voltage | 51.2V |
| Volt range | 40V-57.6V |
| Charge time | Standard5.5h |
| Rapid 1.5h | |
| Charge method CC-CV | Standard 56A/56V |
| Rapid 200A/56V | |
| Max discharge current | Continous 280A |
| Cycle life 0.5C, 23℃/73°F | 50% ＞7000 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 | IP67 |
| Approx weight | 119kg /262lbs |
| Series & parallel connection | Max 24 batteries in parallel connection.Series connection is not available. Batteries must be fully charged before parallel connection. |
| Length | Width | Width |
| 800mm | 441mm | 240.1mm |
| 31.5in | 17.36in | 9.45in |
| Balance | Current | 50mA |
| Activate volt | 3.55V/ cell | |
| Cell voltage difference | ＞20mV | |
| High temperature protection(MOSFET) | Protection | 95°C/203°F |
| Release | 70°C/158°F | |
| High temperature protection(cell) | Protection | 60°C/140°F(charge) |
| 65°C/149°F(discharge) | ||
| Release | 50°C/122°F(charge) | |
| 55°C/131°F(discharge) | ||
| Low temperature protection(cell) | Protection | -5°C/23°F(charge) |
| -20°C/-4°F(discharge) | ||
| Release | 0°C/32°F(charge) | |
| -15°C/5°F(discharge) | ||
| Over-charge | Protection | 60V(3.75V/cell) |
| Release | 54.08V(3.38V/cell) | |
| or discharge current | ＞1A | |
| Over-discharge | Protection | 35V(2.5V/cell) |
| Release | 39.2V(2.8V/cell) | |
| Short-circuit | Protection | 800A |
| Release | Remove load for the short circuit protection to release |
| Length | Width | Width |
| 800mm | 441mm | 240.1mm |
| 31.5in | 17.36in | 9.45in |
Real-time monitoring via Victron display/VRM/LILEAD display; full control over key parameters.
No downtime during replacement; maintains system stability; RS485 & CANBUS dual-protocol for wide compatibility.
Reaction Time: 3 seconds to power off
Operation: System triggers → battery disconnects and shuts down
Benefit: Maximizes onboard electrical safety
Adjusts generator output via dry contact signal automatically. Unattended operation realizes intelligent marine energy allocation.
