Free US Shipping
Every order, no minimum
Fast Delivery
Arrives in 2–7 business days
Secure Checkout
256-bit SSL
15,000+ Products
19 categories
Monocrystalline Solar Panel 400W 25.5% High Efficiency Half-Cut Cell A+ Grade 2pcs 200W 12V Solar Module for Farm House Rooftop RV Caravan Off-Grid System Energy Independence for Garden & Outdoor Living
Monocrystalline Solar Panel 400W 25.5% High Efficiency Half-Cut Cell A+ Grade 2pcs 200W 12V Solar Module for Farm House Rooftop RV Caravan Off-Grid System Energy Independence for Garden & Outdoor Living
Monocrystalline Solar Panel 400W — 25.5% Efficiency | Half-Cut Cell | A+ Grade
Maximize your solar energy output with this premium 400W monocrystalline solar panel kit — two 200W panels included. Featuring A+ Grade half-cut cell technology with an industry-leading 25.5% conversion efficiency, these panels deliver more power per square foot, better shade tolerance, and lower operating temperatures than conventional panels. Built for farms, rooftops, RVs, caravans, and off-grid systems.
Key Features
- 25.5% conversion efficiency — A+ Grade monocrystalline cells deliver one of the highest efficiency ratings available for residential and off-grid use
- Half-cut cell technology — reduces resistive losses, lowers panel operating temperature, and minimizes the impact of partial shading on overall output
- 400W total output (2 × 200W) — two-panel kit provides substantial power for larger battery banks, inverters, and off-grid systems
- 12V system compatible — works with standard 12V charge controllers, battery banks, and solar inverters
- Stable, consistent performance — upgraded half-cut technology ensures reliable output even in variable weather conditions
- Durable construction — tempered glass, aluminum alloy frame, and weatherproof junction box for long-term outdoor installation
- Versatile applications — powers small devices to large systems across residential, commercial, and mobile setups
Specifications
| Total Rated Power | 400W (2 × 200W) |
|---|---|
| Cell Type | A+ Grade Monocrystalline Half-Cut |
| Conversion Efficiency | 25.5% |
| System Voltage | 12V |
| Quantity | 2 panels |
| Technology | Half-Cut Cell (reduced power loss) |
| Frame | Aluminum Alloy |
| Cover | Tempered Glass |
| Application | Residential, Commercial, Off-Grid, RV, Marine |
Use Cases
- Farm & rural properties — power irrigation pumps, lighting, and outbuildings off-grid
- Rooftop residential — supplement grid power and reduce electricity bills with high-efficiency panels
- RV & caravan — charge large battery banks for extended off-grid travel and full-time van life
- Off-grid cabins & tiny homes — generate enough power for lighting, appliances, and electronics
- Commercial & industrial — scalable solar solution for businesses seeking energy independence
- Emergency backup — maintain power during grid outages with a robust solar-battery system
Frequently Asked Questions
How many do I get?
2 panels
What is it used for?
Residential, Commercial, Off-Grid, RV, Marine
What technology does it use?
Half-Cut Cell (reduced power loss)