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SolarBridge Unveils 135-kW Power Conversion System for C&I Battery Storage

SolarBridge Technology has debuted the Golden Gate STC-P135, a 135-kilowatt (kW) bidirectional power conversion system (PCS) for commercial and industrial (C&I) storage; the company plans to start production at a new Dallas, Texas facility in early 2027.

In addition to foreign entity of concern (FEOC) requirements affecting Investment Tax Credit eligibility, a recent Federal Communications Commission (FCC) rule also blocks new foreign-made inverters and PCSs that lack existing FCC approval. The company says it plans to have its non-FEOC status and supply chain certified by an independent law firm by early 2027, and it is pursuing FCC equipment authorization for Golden Gate.

According to SolarBridge, many manufacturers have focused on utility-scale systems above 1 megawatt (MW), leaving smaller projects with limited options. Integrators can combine 135 kW units into systems of up to about 1 MW, and the company’s cabinet holds up to four units for 540 kW.

Each unit accepts battery voltages from 720 to 1,500 volts, runs grid-tied or off-grid, reaches 98.7% peak efficiency, and operates at full power up to 113°F. Because the design is modular, a single unit can be swapped out while the rest keep running.

“Every unit that leaves this building will have been tested at full power, and every one will help a Texas manufacturing workforce grow with this industry,” said Larry Huang, Senior Director of Manufacturing and Quality Control at SolarBridge, in a statement. 

Production equipment arrives at the Dallas site in November 2026, with local production starting in the first quarter of 2027. At full output, the facility is expected to produce 1,000 to 1,500 units a month and employ about 50 people in its first phase.

Read more here.