JA Solar JAM54D41 MB

Top Quality and Performance

The JA Solar JAM54D41 MB is an all-black, bifacial residential solar panel using N-Type TOPCon monocrystalline technology, producing 420–445W at up to 22.8% efficiency. It features double glass construction, 108 cells on a 182mm wafer, and an IP68-rated junction box. Backed by a 30-year power warranty with only 0.4% annual degradation after the first year, it’s certified to major IEC, UL, and ISO standards and is designed for strong performance in low-light conditions with minimal light-induced degradation.