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Specs
Models: CS6R-395MS to CS6R-420MS | Power: 395W-420W | Tech: Mono PERC
Key Features
✅ High Efficiency
・420W max power | 21.5% efficiency | Lower LCOE/system costs
・Anti-LID/LeTID (50% degradation reduction) | Optimized shading tolerance
✅ Durability
・5400Pa snow / 2400Pa wind rated | Micro-crack resistant design
✅ Warranty
・12-Year material/workmanship | 30-Year linear power
・Year1 ≤2% degradation | Year2+ ≤0.55%/yr

Certifications
Management Systems
ISO 9001:2015 (Quality)
ISO 14001:2015 (Environment)
ISO 45001:2018 (Safety)
IEC 62941:2019 (PV Manufacturing)
Product Certifications
IEC 61215/61730 | UL 61730 | CE | MCS | UKCA
Fire Rating: UL Type 1/2 (1500V/1000V) / IEC Class C
Electrical Data (STC)*
Model | Pmax | Vmp | Imp | Voc | Isc | Efficiency |
---|---|---|---|---|---|---|
395MS | 395 | 30.6 | 12.91 | 36.6 | 13.77 | 20.2% |
400MS | 400 | 30.8 | 12.98 | 36.8 | 13.85 | 20.5% |
405MS | 405 | 31.0 | 13.07 | 37.0 | 13.93 | 20.7% |
410MS | 410 | 31.2 | 13.15 | 37.2 | 14.01 | 21.0% |
415MS | 415 | 31.4 | 13.23 | 37.4 | 14.09 | 21.3% |
420MS | 420 | 31.6 | 13.31 | 37.6 | 14.17 | 21.5% |
*STC: 1000W/m², AM 1.5, 25°C cell temp
System Voltage: 1000V/1500V | Fuse Rating: 25A | Power Tolerance: 0~+10W
Electrical Data (NMOT)*
Model | Pmax | Vmp | Imp | Voc | Isc |
---|---|---|---|---|---|
395MS | 296 | 28.7 | 10.33 | 34.6 | 11.09 |
420MS | 315 | 29.6 | 10.65 | 35.5 | 11.41 |
*NMOT: 800W/m², 20°C ambient, 1m/s wind
Mechanical Specifications
Parameter | Specification |
---|---|
Cell Type | Mono-crystalline PERC |
Cell Arrangement | 108 [2x(9×6)] |
Dimensions | 1722x1134x30mm (67.8×44.6×1.18in) |
Weight | 21.3kg (47lbs) |
Front Glass | 3.2mm tempered (anti-reflective coating) |
Frame | Anodized aluminum alloy |
J-Box | IP68, 3 bypass diodes |
Cable | 4mm² (IEC) / 12 AWG (UL) |
Connectors | T6/MC4/MC4-EVO2 series |
Pallet Capacity | 35 modules |
40ft Container Load | 910 modules |
Temperature Characteristics
Parameter | Coefficient |
---|---|
Pmax Temperature Coefficient | -0.34%/°C |
Voc Temperature Coefficient | -0.26%/°C |
Isc Temperature Coefficient | +0.05%/°C |
Nominal Operating Temperature | 41±3°C |
Additional Info
Operating Range: -40°C ~ +85°C
Black Frame Option: Available on request
Custom Cable Lengths: Portrait/Landscape configurations
Mono PV Module
HIGH EFFICIENTY SERIES
A monocrystalline solar panel is an assembly composed of several monocrystalline silicon solar cells assembled on a panel in a certain manner.
PORTABLE SOLAR PANELS
HI-POWER SERIES
Hi-Power series, lighter, more suitable for portable power station

FLEXIBLE SOLAR PANELS
TF SERIES
Developed with patented material technology, high-efficiency cell design

Rigid Solar Panel
SGM SERIES
The SGM series can charge 12V batteries such as boats, RVs, or any other system with 12V batteries or battery packs.

Why Get Solar Panels Manufacturers & Suppliers
High-Efficiency Technology
Advanced solar cells maximize energy output, ensuring superior performance even in low-light conditions
Durable & Sustainable Design
Robust materials and rigorous testing guarantee 25+ years of reliability, backed by industry-leading warranties
End-to-End Custom Solutions
Tailored systems for residential/commercial needs, paired with seamless installation support and financing options
Competitive Pricing & Trusted Service
Cost-effective pricing with rapid ROI, supported by 24/7 customer care and global technical expertise
1. Benefit From Your Committed Solar Panel Factory

- Strong ODM & OEM Ability
Your brand, your rules: Customize designs, branding, and specs effortlessly. We handle engineering, certifications, and logistics, ensuring your products stand out while cutting R&D costs and time-to-market
- On-Time Delivery, Even for Tight Deadlines
No more inventory headaches: Our scalable factory adapts to your order size, delivering bulk shipments or custom designs 20% faster than industry averages
- Discount Solar Panel Sample
IWISSolar offers you a discount sample for testing and to confirm that we met your custom design requirements. For existing samples, it takes about 7 days to reach. If you want your own designs, it takes 10-15 days, subject to your designs whether they need a new printing screen, etc. Click here to.
2. Custom Your Bulk Solar Panel
Identify Your Solar Panel Idea
Share your needs: efficiency, size, or aesthetics.
Get free expert consultation to refine specs (e.g., wattage, frame color) for your project or market.
Custom Design & Printed Logo
Add your brand identity: choose panel colors, patterns, or print your logo directly.
We handle technical details (certifications, durability testing) and offer 3D prototypes for approval before mass production.
Types/Functions
High-power panels, Mix types to match diverse applications (residential, commercial, industrial).
Flexible/lightweight panels (for RVs or curved surfaces).
Smart panels (with built-in monitoring).