JA Solar JAM54D40-460/LB
Manufacturer documented GLOBAL verified Aug. 31, 2026
JA Solar Europe official JAM54D40/LB product page; file name encodes the model (JAM_54_D40_LB). Opened directly and inspected: 108 half-cell silver-frame module.
Dimension drawing on the JAM54D40/LB product page; drawing is annotated 1762±2 (length) x 1134±2 (width) mm, matching the JAM54D40 format. Opened directly and inspected.
Identity
| category | pv_modules |
| manufacturer | JA Solar |
| model | JAM54D40-460/LB |
| region | GLOBAL |
Electrical
| bifacial | True |
| cell_technology | N-type TOPCon monocrystalline, 108 half-cut cells (DeepBlue 4.0 Pro) |
| connector_type | MC4 |
| dimensions_mm | 1762x1134x30 |
| imp_a | 13.87 |
| isc_a | 14.64 |
| max_series_fuse_rating_a | 30 |
| max_system_voltage_v | 1500 |
| module_efficiency_pct | 23.0 |
| rated_power_w | 460 |
| temp_coeff_isc_pct_per_c | 0.045 |
| temp_coeff_pmax_pct_per_c | -0.29 |
| temp_coeff_voc_pct_per_c | -0.25 |
| vmp_v | 33.17 |
| voc_v | 39.7 |
| weight_kg | 22.0 |
Installation
| bolt_torque | M8 12-16 N.m, M6 8-12 N.m for through-hole mounting (manual p.8) |
| cable_min_bend_radius_mm | 38.4 |
| clamp_requirements | Clamp A and Clamp B width no less than 50 mm; thickness no less than 3 mm; aluminium alloy 6063-T5; M8 bolt; recommended bolt torque 18-24 N.m (manual p.7) |
| clamp_zone_range_mm | clamp mounting with rails parallel to the long frame: 72/66-cell 450 mm <= S <= 550 mm; 78-cell 500 mm <= S <= 600 mm (manual p.9) |
| design_load_note | load tables give front/back Pa per module type and mounting configuration; safety factor 1.5 (manual p.9, Figure 3) |
| grounding | grounding hole of 4.2 mm diameter on the edge side closer to the middle of the back frame; recommended torque 2.3 N.m (or 2.0-2.2 N.m for the alternate method) (manual pp.13-14) |
| installation_temperature_range_c | recommended -40 to +40 ambient; limits -40 to +85 (manual p.5) |
| minimum_ground_clearance_mm | 1000 |
| minimum_tilt_deg | 10 |
| mounting_methods | clamps or hooks, or bolted to the support structure through the frame's back-flange mounting holes (JA Solar bifacial double-glass installation manual pp.7-8) |
| orientation_allowed | ['portrait', 'landscape'] |
Environment
| salt_mist_resistance | may be installed 50-500 m from the sea with corrosion protection (manual p.5) |
Interfaces & connectors
| pv_connector_ip_rating | IP68 (manual p.12) |
Protection
| over_current | an appropriately rated over-current protection device must be used when reverse current could exceed the module maximum fuse rating of 30 A (manual p.11) |