RS Pro Solid State Relay 20A Load 530 Vrms Load 32V DC Control DIN Rail Mount 121-3891

RS Pro 121-3891 Solid State Relay is engineered for industrial automation and control, offering a robust 20A capacity for load switching with a DIN rail mount design. It operates with load voltages from 48 Vrms up to 530 Vrms and accepts DC control voltages from 4 V to 32 V. This relay utilizes optical isolation technology that enables quiet, fast switching without mechanical wear or sparking.

The relay features screw terminals for secure wiring and a single-pole configuration, making it ideal for integration in motor controllers, robotics, gas, and water meters and other automated industrial equipment. The compact form factor with a height of 93.2 mm and length of 22.5 mm facilitates efficient panel mounting on a standard 35 mm DIN rail.

Operating safely within -20°C to 60°C, it includes an LED status indicator that shows when input power is active. The off-state leakage is minimal at 1 mArms, and the device capacitance is 8 pF, supporting stable performance.

This solid state relay complies with RoHS environmental standards and conforms to electrostatic control regulations ANSI/ESD S20.20:2014 and BS EN 61340-5-1:2007, ensuring high reliability in sensitive industrial environments.

Operates with a maximum load voltage of 530 Vrms and a minimum load voltage of 48 Vrms. Features control voltages ranging from 4 V DC to 32 V DC. Incorporates screw terminal connections and single-pole contact configuration.

Compact dimensions: height 93.2 mm, length 22.5 mm, width 22.5 mm. Functions within an operating temperature range of -20°C to 60°C. Equipped with an LED status indicator for power supply confirmation. Designed for random switching with off-state leakage current of 1 mArms and capacitance of 8 pF.

Suitable for industrial applications including motor control, robotics, and meter devices. RoHS compliant and conforms to ANSI/ESD S20.20:2014 and BS EN 61340-5-1:2007 electrostatic control standards.

This reliable and efficient RS Pro Solid State Relay enhances industrial automation system performance and durability. Browse the Electronics & Electricals category on EnvMart for complementary automation and electrical components.