Autonics SR1-4275-N Single-Phase Solid State Relay, Panel Mount SSR

The Autonics SR1-4275-N is a single-phase solid state relay (SSR) designed for reliable AC load switching in industrial automation and control panels. It features a 75 A rated load current, 90–240 VAC input control voltage, and 24–240 VAC load voltage, with zero-cross switching for reduced electrical noise during operation. It is a panel/chassis mount SSR from the Autonics SR1 Series, commonly used for heaters, motors, lighting loads, and other AC switching applications.

Features:

Single-phase solid state relay
Rated load current: 75 A
Input/control voltage: 90–240 VAC
Load voltage: 24–240 VAC
Output type: AC, zero-cross switching
Circuit type: SPST-NO / 1 Form A
Mounting type: Panel / chassis mount
Screw terminal connection
Designed for industrial AC load control
No mechanical contacts, offering quiet operation and long service life
Operating temperature: approximately -20°C to 70°C, depending on source and application conditions
Approval agencies listed by distributors: CE, cURus, EAC, UKCA