LONGi LR8-66HYD-670M
Official manufacturer global verified Sept. 1, 2026
LONGi Hi-MO 9 official product page product render. Opened directly and inspected: 6-column, 132 half-cell (66-cell) silver-frame module — matches the LR8-66HYD format. Series render; the Hi-MO 9 page also covers LR7-72HYD, but this render is the 66-cell layout.
Identity
| category | pv_modules |
| generation | Hi-MO 9 |
| manufacturer | LONGi |
| model | LR8-66HYD-670M |
| product_family | LR8-66HYD 630-670M (Hi-MO 9) |
| product_status | active |
| region | global |
| release_year | 2025 |
Electrical
| bifacial | True |
| bifaciality | {'bifaciality_factor_pct': 'UNKNOWN', 'gain_table_reference_bin_w': 645, 'gain_table': [{'rear_gain_pct': 5, 'pmax_w': 677, 'voc_v': 49.62, 'isc_a': 17.28, 'vmp_v': 40.88, 'imp_a': 16.57}, {'rear_gain_pct': 10, 'pmax_w': 710, 'voc_v': 49.62, 'isc_a': 18.11, 'vmp_v': 40.88, 'imp_a': 17.36}, {'rear_gain_pct': 15, 'pmax_w': 744, 'voc_v': 49.72, 'isc_a': 18.93, 'vmp_v': 40.98, 'imp_a': 18.15}, {'rear_gain_pct': 20, 'pmax_w': 776, 'voc_v': 49.72, 'isc_a': 19.75, 'vmp_v': 40.98, 'imp_a': 18.94}, {'rear_gain_pct': 25, 'pmax_w': 808, 'voc_v': 49.72, 'isc_a': 20.58, 'vmp_v': 40.98, 'imp_a': 19.73}], 'albedo_assumption': 'UNKNOWN'} |
| cell_technology | Back-contact (BC-CELL) monocrystalline, 132 cells 6x22, dual glass bifacial (Hi-MO 9). Datasheet states 'BC-CELL'; HPBC 2.0 wording is not printed in the fetched document. |
| connector_type | UNKNOWN (4 mm2 output cable, +400/-200 mm, customizable +-1400 mm) |
| dimensions_mm | 2382x1134x30 |
| electrical_extra | {'power_tolerance': '0~3%', 'power_bins_w': [630, 635, 640, 645, 650, 655, 660, 665, 670], 'protection_class': 'Class II', 'fire_rating': 'UL type 29'} |
| imp_a | 16.19 |
| isc_a | 16.86 |
| max_series_fuse_rating_a |
35
Hi-MO 9 LR8-66HYD 630-670M Datasheet — 'Maximum Series Fuse Rating 35A'
|
| max_system_voltage_v | 1500 |
| module_efficiency_pct | 24.8 |
| rated_power_w | 670 |
| temp_coeff_isc_pct_per_c | 0.05 |
| temp_coeff_pmax_pct_per_c | -0.26 |
| temp_coeff_voc_pct_per_c | -0.2 |
| vmp_v | 41.38 |
| voc_v |
50.12
Hi-MO 9 LR8-66HYD 630-670M Datasheet — STC table, LR8-66HYD-670M row
|
| weight_kg | 41.6 |
Physical / mechanical
| cable_cross_section_mm2 | 4.0 |
| cable_length_mm | +400 / -200 mm, customizable +-1400 mm |
| depth_mm | 30 |
| enclosure_material | weather-resistant anodized aluminium frame |
| glass | dual glass, weather-resistant semi-tempered glass (thickness not stated) |
| glass_construction | dual glass |
| height_mm | 2382 |
| junction_box | modular junction box, salt-spray-erosion resistant (IP rating not stated) |
| junction_box_diodes | UNKNOWN |
| mounting_type | ['ground', 'rooftop'] |
| two_person_lift_required | UNKNOWN (41.6 kg) |
| weight_kg | 41.6 |
| width_mm | 1134 |
Environment
| hail_rating | 25 mm hailstone at 23 m/s |
| max_static_load_front_pa | 5400 |
| max_static_load_rear_pa | 2400 |
| operating_temperature_c | -40 to +85 |
Certifications
| other | ['ISO9001:2015', 'ISO14001:2015', 'ISO45001:2018', 'IEC62941'] |
| safety | ['IEC 61215', 'IEC 61730', 'UL 61730'] |
Warranty & service
| annual_degradation_pct | 0.35 |
| end_of_warranty_output_pct | 88.85 |
| first_year_degradation_pct | 1.0 |
| performance_years | 30 |
| standard_years | 12 |
Packaging & logistics
| units_per_20gp_container | 144 |
| units_per_40hc_container | 576 |
| units_per_pallet | 36 |