Solar panels · UK

CertainTeedCT285M11-01

The CertainTeed CT285M11-01 is a solar panel with peak power 285 Wp, efficiency 17.4 % and cell type polycrystalline.1

Last updated: Technical specifications ⇄ Compare this model

Key figures

Peak power
285Wp1
Efficiency
17.4%1
Manufacturer data
Cell type
Polycrystalline1
Manufacturer data
Temperature coefficient Pmax
-0.44%/°C1
Manufacturer data
PTC power rating
258W1
Manufacturer data

Technical specifications

General
Cell type Polycrystalline1
Cells (in series) 601
Performance
Peak power 285 Wp1
PTC power rating 258 W1
Efficiency
Efficiency 17.4 %1
Temperature coefficient Pmax -0.44 %/°C1
Nominal operating cell temperature (NOCT) 46.48 °C1
Electrical
Open-circuit voltage (Voc) 38.7 V1
Short-circuit current (Isc) 9.5 A1
Voltage at Pmax (Vmp) 31.8 V1
Current at Pmax (Imp) 8.9 A1
Dimensions & weight
Width 998 mm1
Height 1,640 mm1

Frequently asked questions

What is the peak power of the CertainTeed CT285M11-01?

The peak power of the CertainTeed CT285M11-01 is 285 Wp.1

What is the efficiency of the CertainTeed CT285M11-01?

The efficiency of the CertainTeed CT285M11-01 is 17.4 %.1

Which cell type does the CertainTeed CT285M11-01 use?

The cell type of the CertainTeed CT285M11-01 is polycrystalline.1

What is the temperature coefficient Pmax of the CertainTeed CT285M11-01?

The temperature coefficient Pmax of the CertainTeed CT285M11-01 is -0.437 %/°C.1

Sources

  1. CEC Solar Equipment List – PV modules — California Energy Commission · accessed 27 Sept 2026