Description
xJA Solar Panel 450W Full Black N-Type Bifacial, JAM54D41-450/LB
The JA Solar JAM54D41-450/LB is a premium 450W full black solar panel designed for high performance, long life and a clean modern look. It is suitable for residential and commercial solar systems, including rooftop, hybrid and off-grid installations.
Built with advanced N-type bifacial cells and double-glass construction, this panel is made to generate strong power output while offering excellent durability in outdoor conditions. Its sleek full black finish also makes it a popular choice for visible roof installations where appearance matters.
MCS Certificate: BABT 8515 R37
Find out for about bifacial solar panels and how they work, visit our solar blog now
High Efficiency Solar Performance
With a rated output of 450W and module efficiency of up to 22.5%, this JA Solar panel helps you produce more electricity from the available roof space. The bifacial design allows the rear side of the panel to capture reflected light, which can increase energy yield in the right installation conditions.
N-type cell technology also helps reduce long-term power loss, making this panel a reliable option for customers who want strong performance year after year.
Strong and Durable Double-Glass Design
This solar panel is built to handle demanding weather conditions. The double-glass design improves strength and helps protect the cells over the long term. It is rated for snow loads up to 5400 Pa and wind loads up to 2400 Pa, making it suitable for tough outdoor environments.
With dimensions of 1762mm x 1134mm x 30mm and a weight of 22kg, it offers a solid balance between strength, performance and practical installation.
Easy Installation
The panel comes fitted with Stäubli MC4-EVO2 connectors for a safe and dependable connection. It also includes a 300mm positive cable and a 400mm negative cable to give installers more flexibility during fitting.
Certified Quality
The JA Solar JAM54D41-450/LB is manufactured to recognised international standards for quality, safety and reliability. These include IEC 61215, IEC 61730, IEC 62941, ISO 9001, ISO 14001 and ISO 45001.
Long Warranty for Peace of Mind
This panel is backed by a 30-year linear power output warranty, giving you confidence in its long-term performance. It is an excellent choice for anyone looking for a durable, efficient and attractive solar panel from one of the world’s leading manufacturers.
Specifications
xJA Solar 450W Full Black - JAM54D41-450-LB
ELECTRICAL CHARACTERISTICS AT STANDARD TEST CONDITIONS
| Module Type | JAM54D41-450-LB |
| Maximum Power - Pmax | 450W |
| Power Tolerance | 0 / +5W |
| Module Efficiency | 21.5% |
| Open Circuit Voltage - Voc | 41.80V |
| Maximum Power Voltage - Vmp | 34.50V |
| Short Circuit Current - Isc | 13.88A |
| Maximum Power Current - Imp | 13.05A |
TEMPERATURE COEFFICIENTS
| Pmax Temperature Coefficient | -0.35%/°C |
| Voc Temperature Coefficient | -0.28%/°C |
| Isc Temperature Coefficient | +0.048%/°C |
| NOCT | 45 ± 2°C |
MECHANICAL CHARACTERISTICS
| Cell Type | Monocrystalline, 5BB Half-cell, 108 cells |
| Dimensions | 1722 x 1134 x 30mm |
| Weight | 21.3kg |
| Frame | Black anodized aluminium |
| Glass | 3.2mm anti-reflective tempered glass |
| Junction Box | IP68, 3 bypass diodes |
| Cable & Connector | 4mm², 300mm, MC4 |
| Max System Voltage | 1500VDC |
| Max Series Fuse Rating | 20A |
| Operating Temperature | -40°C to +85°C |
WARRANTY AND PERFORMANCE
| Product Warranty | 12 years |
| Linear Power Output Warranty | 30 years |
| First Year Degradation | ≤2% |
| Annual Degradation Year 2-30 | ≤0.55% per year |
Return Policy
xWe offer a 14-day, no-quibble returns or replacement policy because we want you to be totally satisfied with your purchase.
If you are unhappy in any way with your purchase, you can return it for a refund or a replacement, as long as you return it in the same condition as it arrived (original/undamaged packaging and product) and within 30 days of receiving it. We will pay for your return postage on a faulty item as long as you send it using Royal Mail 2nd class recorded delivery (for EU or International Shipments, you have to use our UPS account, we will provide you with a return label)
Please keep in mind the following:
- Non-faulty items returned after 14 days and/or not in their original, undamaged packaging can only be exchanged for store credit - 15% off the items returned.
- Items returned within 14 days but not in their original and undamaged packaging will also incur a -15% charge per package.
- If you return an item that doesn't adhere to our returns procedure or doesn't include a returns form, you may be liable for a £10 administration fee
- Individual items from a bundle can't be returned, refunded or exchanged. If you want a refund/credit/exchange for a bundle, all items must be returned to us.
Before you return your item, please make sure that:
- You follow our returns process (outlined below)
- The goods and packaging are undamaged
IMPORTANT: We need to be able to identify an item with your order. We can only do this if you follow our returns process. Please do not send us items back that do not follow this process as they cannot be identified properly and will not be replaced or refunded.
What delivery method do I need to use when returning an item?
You must send the goods back to us via Royal Mail 2nd class recorded delivery. Refunds on faulty items returned are reimbursed within 5 working days.
Can I return just one item from multiple purchases?
Yes. Once you start the returns process you will go to a page that will allow you to choose which items you want to be replaced or refunded.
Returning faulty goods
If your item is faulty, you need to follow the returns policy, where you will be able to state that it’s faulty. The product will then arrive at our warehouse for testing.
If your purchase is not within 14 days
You can still exchange your item for a different product or for credit to use on the Voltacon Solar or Ledison-led-lights.co.uk websites (-15% from the credit amount).
Returns outside of the 14-day period do not qualify for the free returns policy.
Returning an item within the warranty
If you have a warranty and want to return a faulty item, you just need to follow our standard returns process. When we receive your item, we will then check that it’s within warranty and for any faults before arranging a replacement.