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Mono Solar Panel 50W, 12V Solar Module

IEC61215 & IEC61730
Couleenergy 50 Watt 12 Volt Monocrystalline Solar Panel is the essential component of a solar system when going off the grid. It comes with male and female MC4 connectors/leads, making it a fantastic starting for any off-grid system!

Additional information

Rated Power @ STC

50 Watts

Open Circuit Voltage


Short Circuit Current


Maximum Power Voltage


Maximum Power Current





740mm × 400mm × 25mm

Cell Dimensions

182mm × 39mm

Cell Quantity

17 × 2 = 34 Pieces

Maximum System Voltage


Junction Box



Aluminum Alloy, Silver or Black


4mm², Customized Length


MC4 Compatible

Application Level

Class A



Temp Coefficient of ISC


Temp Coefficient of VOC


Temp Coefficient of Pmax


Sample Evaluation


Mixed Loading


Mono Solar Panel 50W, 12V Solar Module

Mono Solar Panel 50W, 12V Solar Module
Options: Shingled Solar Panel 50W, All black Solar Panels, Dual-glass Solar Modules, Frameless PV Modules, Flexible Panel 50 Watts

  • 12V 50W mono solar panels undergo EL testing to ensure no hot-spot heating occurs, with bypass diodes to minimize power drop from the shade and guarantee excellent performance in low-light environments.
  • Designed for any outdoor use with a corrosion-resistant aluminum frame, anti-reflective, high transparency, and low-iron tempered glass with enhanced stiffness and impact resistance.
  • Couleenergy solar panels are engineered to withstand high winds (2400Pa) and snow loads (5400Pa) with a guaranteed positive output tolerance (0-3%).
  • The junction box is IP68-rated, providing complete protection against environmental particles and low-pressure water jets.
  • Couleenergy solar panels come with pre-drilled holes for grounding and are compatible with various mounting systems, including Z-Brackets, Pole Mounts, and Tilt Mounts.


Why do we figure out Voltage Open Circuit?

When the battery has been satisfied and No longer draws any charge-current, the charge controller is No longer loading the solar panels. Therefore, the charge controller sees the FULL OPEN CIRCUIT VOLTAGE across its input.



Off-grid Solar Panels, 12 Volts Solar Modules



I installed nine of these on the roof of our RV, and I am generally satisfied with their performance. The only output issues I have experienced are that they are placed flat on the roof and not correctly aligned for optimal solar incidence. However, the mounting kits made installation easy. I prefer longer leads since I have to run cables to the back of the coach. Regardless it is not really an issue.