S SOLARSPECS
Canadian Solar, founded in 2001 and headquartered in Guelph, Ontario, is one of the few solar manufacturers with significant North American production capacity. Canadian Solar's CS3W-450P leverages Monocrystalline technology to achieve 21.03% module efficiency and 450W maximum power. Key specs: Voc=49V, Isc=11.53A, Vmp=40.7V, Imp=11.06A. Warranty: 25 years.
🏭View all 524 Canadian Solar models→ Brand range: 200W–730W
Monocrystalline

Canadian Solar CS3W-450P

Max Power
450W
Efficiency
21.03%
Operating V
40.7V
Warranty
25Y
Canadian Solar CS3W-450P logo
Technical Specifications
Open Circuit Voltage (Voc)49V
Short Circuit Current (Isc)11.53A
Voltage at Pmax (Vmp)40.7V
Current at Pmax (Imp)11.06A
Temp. Coefficient of Pmax-0.441%/°C
Dimensions1879 x 1139 x 35 mm
Weight26.8kg
NOCT42.9°C
PTC Rating423.6W
📋 Data verified: June 2026 📄 Specs based on STC (1000 W/m², 25°C, AM 1.5) 🏷️ 524 Canadian Solar models in database

FAQ

What is the max power output of the Canadian Solar CS3W-450P?

The Canadian Solar CS3W-450P is rated at 450W under STC (1000 W/m², 25°C, AM 1.5).

How long is the warranty for the Canadian Solar CS3W-450P?

The CS3W-450P comes with a 25-year product warranty covering defects and degradation.

How efficient is the Canadian Solar CS3W-450P?

This panel has 21.03% efficiency, which is high for commercial solar panels.

What are the dimensions and weight of the Canadian Solar CS3W-450P?

It measures 1879 x 1139 x 35 mm and weighs 26.8kg.

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📊 Brand Context

Canadian Solar offers 524 solar panel models from 200W to 730W.

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