JA Solar 405W DeepBlue 3.0 Mono PERC Solar Panel JAM54-S31-405MR

The JA Solar JAM54S31-405/MR is a high-efficiency 405W monocrystalline solar module from the DeepBlue 3.0 Light series. Utilizing advanced 11BB PERC cell technology and a 108 half-cell configuration, this module delivers superior energy production, improved low-light performance, reduced resistive losses, and enhanced reliability. Its sleek black frame design makes it an excellent choice for residential rooftop installations seeking both performance and aesthetics. 

Designed for long-term durability and dependable energy generation, the JAM54S31-405/MR features strong mechanical load ratings, a high module efficiency of 20.7%, and a 25-year linear power output warranty. The module is engineered to perform reliably across a wide range of environmental conditions while maximizing energy harvest over its lifetime. 

Key Technology

• 405W Rated Output
  High power output helps maximize energy production from available roof space.

• 11BB PERC Cell Technology
  Advanced multi-busbar design improves current collection and module reliability.

• 108 Half-Cell Configuration
  Reduces internal power losses while improving shading tolerance and temperature performance. 

• 20.7% Module Efficiency
  Delivers excellent energy density for residential and distributed generation applications. 

• Lower LCOE
  Designed to increase energy production while reducing system costs.

• Reduced Hot Spot Risk
  Half-cell architecture lowers operating temperatures and improves module reliability.

• 5400Pa Front Load Rating
  Provides excellent resistance to snow loads and harsh weather conditions.

• Enhanced Mechanical Durability
  Rated for 2400Pa rear-side wind loading. 

Best Uses

• Residential Rooftop Solar Systems
• Grid-Tied Home Solar Installations
• Battery-Based Solar Systems
• Distributed Generation Projects
• Space-Constrained Roof Installations

Warranty

• Product Warranty: 12 Years 
• Linear Power Output Warranty: 25 Years 
• Annual Power Degradation: 0.55% per year
• 25-Year Output Retention: 84.8% of original rated power

Product Specifications

About JA Solar

JA Solar is one of the world's leading manufacturers of photovoltaic products, delivering high-performance solar modules used in residential, commercial, and large-scale solar installations worldwide. The DeepBlue series combines proven reliability, advanced cell technology, and strong energy yields to provide dependable long-term solar performance.

High-Efficiency Residential Solar Performance

The JA Solar JAM54S31-405/MR combines 405W output, 20.7% module efficiency, 11BB half-cell PERC technology, and a sleek black-frame design to deliver dependable energy production and long-term value for residential solar projects.

Why Buy From US Solar Supplier

US Solar Supplier is an American-founded company based in Kentucky dedicated to offering top-quality solar components from trusted manufacturers. We provide competitive pricing, dependable inventory, and products backed by warranties you can trust.

Our inventory is updated daily with the latest solar technologies, and our experienced team is ready to assist with product selection, system design, and installation guidance.

Need Assistance?

Have questions before you order? Call 1-800-230-7004 to speak with our knowledgeable support team. We’re here to help with product details, compatibility questions, or purchasing support.