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| Model | BDM300 | BDM500 | BDM600 | BDM800 |
| Recommended Max PV Power | 450W | 750W | 450W*2 | 600W*2 |
| Max DC Input Current | 14A | 15.5A | 14A*2 | 17A*2 |
| MPPT Tracking Accuracy | >99.5% | |||
| MPPT Tracking Range | 22-55V | 35-55V | 22-55V | 22-55V |
| Isc PV (absolute maximum) | 18A | 14A | 18A*2 | 20A*2 |
| Rated AC Output Power | 300W | 500W | 500W | 800W |
| Nominal Power Grid Voltage | 240V/208V/230V | |||
| THD | <3%(at rated power) | |||
| Protection Degree | NEMA-6 / IP-66 / IP-67 | |||
| Dimension (W-H-D) | 180x186x25 mm | 277x132x50 mm | 277x132x50 mm | 268x250x42 mm |
| Weight (including cable) | 1.5kg | 4.0kg | 2.9kg | 2.9kg |