Richardson Electronics, Ltd. (NASDAQ: RELL) announces its new ULTRAPEM line, a series of ultracapacitor-based modules that replace lead acid batteries within various OEM wind turbine platforms utilizing electric pitch systems. These new products add to the Company’s portfolio of patented energy storage solutions and capitalize on growth opportunities within the Green Energy Solutions business segment.

The new ultracapacitor-based energy storage series consists of pitch energy modules that operate at greater voltage than 100 VDC. These plug-and-play modules are easy to install, increase uptime of wind turbines, and reduce labor costs. Features of the ULTRAPEM series include:

• Estimated lifetime of 15+ Years
• Drop-in replacement for batteries for pitch systems up to 500 VDC
• Wide operating temperature from -40°C to 65°C
• No hazardous chemicals

“The introduction of the ULTRAPEM series expands our wind turbine product range and customer base. It’s exciting to see our team continue to listen to our customers and deliver engineered solutions that have a major impact on applications within the power management and green energy solutions markets, ” said Greg Peloquin, Executive Vice President of Richardson Electronics’ Power & Microwave Technologies, and Green Energy Solutions group.

The new ULTRAPEM series will be on display in the Richardson Electronics’ booth (#813) at the CLEANPOWER Conference and Exhibition on May 22 – 25, at the Ernest N. Morial Convention Center in New Orleans, Louisiana. The company’s patented ultracapacitor-based pitch energy module, the ULTRA3000, will also be on display.

Richardson Electronics common stock trades on the NASDAQ Global Select Market under the ticker symbol RELL.

Richardson Electronics | www.rell.com

Richardson Electronics’ Power & Microwave Technologies | www.rellpower.com