JA Solar JAM66D45-625/LB 625 W N-Type Bifacial Solar Panel

JA Solar JAM66D45-625/LB 625 W n-type bifacial double-glass solar panel. Sold per panel.

Image is a distributor reference from SolarTraders' matching JAM66D45-625/LB listing. Actual supplied frame finish and connector configuration must be confirmed.

Key Specifications

Electrical ratings at STC

• Rated maximum power (Pmax): 625 W.
• Open-circuit voltage (Voc): 48.70 V; maximum-power voltage (Vmp): 40.45 V.
• Short-circuit current (Isc): 16.15 A; maximum-power current (Imp): 15.45 A.
• Module efficiency: 23.1%; power tolerance: 0 to +3%.
• STC: 1000 W/m² irradiance, 25°C cell temperature, AM1.5G.

Module construction

• N-type TOPCon, bifacial double-glass module; 132 half-cells (6 × 22).
• Dimensions: 2382 ±2 × 1134 ±2 × 30 ±1 mm; weight: 33.1 kg.
• Front / rear glass: 2.0 / 2.0 mm in the referenced manufacturer sheet.
• Junction box: IP68, three diodes; cable cross-section: 4 mm² (IEC).
• Confirm supplied frame finish, connectors, glass specification and cable lengths before ordering.

Temperature characteristics

• Pmax temperature coefficient: −0.290%/°C.
• Voc temperature coefficient: −0.250%/°C.
• Isc temperature coefficient: +0.045%/°C.
• These are front-side STC ratings, not a guaranteed bifacial energy gain.

JA Solar JAM66D45 manufacturer datasheet (605–630 W)

Warranty period

Solar panel: 10–12 years.

Expected lifespan

Solar panel: 30 years.

Warranty duration within the stated range depends on the supplied model and confirmed coverage. Expected lifespan is an estimate, not a warranty period; actual service life depends on operating conditions, installation and maintenance.

Payment terms

50% down payment.