Conext CL-20/25 E Three-Phase Power Inverter

This product is discontinued.

The ConextTM CL Series is a line of three-phase string inverters designed for high efficiency, maximum flexibility and easy installation and service. Electrolyte-free design with Schneider Electric’s rigorous reliability test procedures improves the long-term reliability. Five configuration options for integrated wiring box allows for easy, flexible and low-cost installations. Decentralized architecture, full grid support features, and system capability together with Schneider Electric’s broad range of medium voltage products make Conext CL the ideal choice for medium and large PV plants. Backed by Schneider Electric’s global service infrastructure, leading manufacturing facilities and its expertise in energy management, the Conext CL Series is the inverter you should trust for quality and reliability.


We’re excited to introduce ConextTM CL36 String Inverter. ConextTM CL36 is the ideal solar solution for commercial and industrial buildings, carports, PV Diesel Hybrid and AC coupled systems in the IEC markets. Click here to learn more!


New firmware available from December 19, 2018. Please visit the download section below.

Conext CL-20/25 E

Conext CL series is a line of three phase string inverters designed for high efficiency, maximum flexibility and easy installation and service.


Why choose Conext CL-20/25 E

Higher return on investment

• High conversion efficiency: 98.3% peak efficiency, 98.0% Euro efficiency
• Great value for money: integrated wiring box saves the cost of external DC combiner box*
• Overpaneling capability to allow for maximizing energy harvest

*Note: An external fuse protection shall be installed if base model from available product variant is chosen

Designed for reliability

• Robust design through rigorous Multiple Environmental Over Stress Testing (MEOST), Highly Accelerated Life Test (HALT) and Temperature Humidity and Bias testing (THB)
• Electrolyte-free design to guard against dried cap issue and help to improve long-term reliability
• Designed and qualified for applications in tropical environments through salt fog testing and use of conformal coating


• Five options of wiring box (base, essential, essential+, optimum and optimum+) to fit different applications
• Conformal coating and 600 hours salt fog tests allow for salty environments applications
• Easy to connect to third-party monitoring systems

Easy to service

• Touch-safe fuse holder available for easy and protective fuse replacement
• Easily replaceable fan, easy firmware upgrade via USB
• Both DC and AC Surge Protection Device (SPD) with included monitoring to help to protect inverter from lightning threat (optimum model)

Easy to install

• Detachable inverter to allow for easy installation and upgrades
• Lightweight with integrated handles for 2 person installation


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