






| DELTA PRO ULTRA (INVERTER) | |
| Dimensions: | 690 × 481 × 214 mm (27.2 × 18.9 × 8.4 in) |
| Gross Weight: | 41.7 kg (91.9 lb) |
| Net Weight: | 32.1 kg (70.8 lb) |
| Maximum Battery Capacity: | 6 kWh (6144 Wh) |
| Maximum Expandable Capacity: | 30 kWh (6144 Wh x 5) |
| PV Input: | High-PV Input: 80-450V-15A 4000W Max Low-PV Input: 30-150V-15A 1600W Max |
| AC Input: | Charging/Bypass: 200-240V~12.5A, 50/60Hz |
| Power Input / Output: | 200-240V~30A, 50/60Hz 6900W Max |
| AC Output: | Discharge : 230V 50Hz 6900W total, 13A(×4) Max per port, 30A(×1) Max per port Bypass: 220-240V 50/60Hz 2900W total, 12.5A(×5) Max per port |
| DC Output: | 12.6V⎓30A, 378W max |
| USB Ports: | USB-C: 5/9/12/15V-3A 20V-5A 100W(×2) Max per port, total 200W USB-A: 5V-2.4A 12W(×2) Max per port, total 24W |
| Temperature Range: | Charging:-20~45℃(-4~113℉) Discharging:-20~45℃(-4~113℉) Storage: -20~45℃(-4~113℉) |
| Operating Humidity: | ≤90% |
| Maximum Operating Altitude: | ≤3000m (9842 ft) |
| Noise Level: | <=30dB |
| UPS: | < 20ms |
| Communication Method: | Wifi 2.4GHz / Bluetooth 5.0 |
| Ingress Protection Rating: | IP54 *IP54 rating applies only when all ports are properly covered. |
| Monitoring Mode: | LCD |
| Warranty Period: | 5 Years |
| Certification: | CE,UKCA(IEC/EN/BS62368-1), IEC/EN/BS62109-1/2, IEC/EN/BS62040-1) |
| DELTA PRO ULTRA (EXTRA BATTERY) | |
| Model: | EFYJ751-BP |
| Name: | Rechargeable Li-ion battery pack |
| Net Weight: | 50.7 kg (111.8 lb) |
| Dimensions: | 660 × 455 × 204 mm (26 × 18 × 8 in.) |
| Capacity: | 102.4V⎓60A, 6,144Wh |
| Cell Material: | LFP |
| Cycle Life: | The battery maintains 80%+ SOH (state of health) after 3,500 cycles at 0.5C/0.5C at 25°C (77°F) |
| Protection Type: | Overvoltage protection, overload protection, overtemperature protection, short circuit protection, low temperature protection, low voltage protection, overcurrent protection |
| Temperature: | Discharging temp: −20°C to 45°C (−4°F to 113°F) Charging temp: −20°C to 45°C (−4°F to 113°F) Storage temp: −20°C to 45°C (−4°F to 113°F) (optimum: −20°C to 45°C(68°F to 86°F)) |
| Altitude: | ≤3,000 m (9,842 ft.) |
| IP Rating: | IP54 *IP54 rating applies only when all ports are properly covered. |
| Certification: | CB: IEC62619CE COC: EN IEC 62040-1, EN 62477-1 IEC: IEC62133-2 IP54 : IEC60529, UL9540A, UL1973 |