The Fotek Solid State Relay SSR‑40AA is a reliable electronic switch used to control AC loads without moving parts. It switches power quietly and quickly when a small control signal is applied. The solid‑state design makes it long‑lasting and suitable for frequent switching. This relay helps improve system performance and is safer than mechanical relays for many applications. Features Solid‑state switching with no moving parts Quiet and fast operation Long service life due to durable design Low control voltage requirement Good thermal performance Specifications Model: SSR‑40AA Load current: 40A Load type: AC output Control voltage: Low DC input Mounting: Panel or heat‑sink mounting Uses Controlling heaters and motors Automation systems Temperature control systems Industrial machinery control Lighting and power switching Package Includes: 1 x Fotek Solid State Relay SSR-40AA Facebook Instagram Pinterest