IDEC Relays SU4S-21L Push-In 4-pole Socket

Upgrade your control systems with the IDEC SU4S-21L Universal Relay, part of the high-performance RU Series. This DPDT (Double Pole Double Throw) general-purpose relay is designed for versatility, durability, and easy integration into a wide range of industrial and automation applications. With its plug-in design, built-in LED indicator, and universal compatibility, the SU4S-21L ensures reliable switching and quick status diagnostics—ideal for panel builders, OEMs, and system integrators.