Electron Tubes & Vacuum Tube Devices

Richardson Electronics is the premier supplier of electron vacuum tube devices in the world. With 75 years of success in the vacuum tube business, we provide the highest standard of quality and service. Our commitment to providing the best products to meet our customers' needs is second to none.

We stock critical components for niche markets and provide expert assistance in selecting replacement products and alternatives using our extensive cross-reference library. With ISO9002-registered processes and products tested in OEM equipment, you won't find another supplier of vacuum tubes that can offer a more diverse selection at competitive pricing.