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Reed Relays are in stock with same-day shipping at Mouser from industry leading manufacturers. Mouser is an authorized distributor for many reed relay manufacturers including Coto Technology, Littelfuse, Sensata, Standex Electronics & more.

Reed relays are electrically operated switching devices that use magnetically controlled reed contacts sealed within a glass enclosure to provide reliable signal and load switching. Their compact design, fast switching characteristics, and sealed contact construction help deliver long operational life, low leakage, and dependable performance in sensitive electronic applications. These relays are widely used where low-level signal integrity, electrical isolation, and high switching reliability are critical requirements.

Types: The most common reed relay types include normally open reed relays, normally closed reed relays, latching reed relays, high-voltage reed relays, RF reed relays, surface-mount reed relays, dry reed relays, and high-speed reed relays, each optimized for specific switching, signal handling, and isolation requirements.

Applications: Reed relays are widely used in test and measurement equipment, telecommunications systems, medical devices, industrial automation equipment, security systems, data acquisition platforms, instrumentation systems, and switching matrices to provide precise and reliable signal routing and isolation.

Selection requirements: To choose reed relays, evaluate contact configuration, switching voltage and current ratings, coil voltage, contact resistance, switching speed, isolation performance, mounting style, mechanical lifecycle, and suitability for the intended electrical and environmental conditions.

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Please view our large selection of reed relays below.