Functional Devices RIB243P Enclosed Relay, 20A, 3PST, 24VAC/DC

Improve system reliability and simplify installations with the Functional Devices RIB243P enclosed relay. Built for security, surveillance, and fire applications, this relay delivers dependable 20A switching capacity and three-pole control (3PST) so you can manage multiple circuits from a single device. The RIB243P accepts 24VAC or 24VDC coil input, making it compatible with most access control, monitoring, and alarm panel power schemes.

The compact enclosed enclosure protects internal contacts and terminals, reducing installation time and minimizing the risk of accidental contact — a practical benefit for technicians working in crowded control cabinets. Its robust switching capability is ideal for driving locks, sirens, relays, or auxiliary loads in security and fire systems where consistent performance is essential. Designed by Functional Devices and manufactured in the U.S., the RIB243P meets the demands of mission-critical environments.

Specify the RIB243P for upgrades or new installations in fire alarm control panels, access control, or surveillance system integrations. Contact your supplier to add this reliable enclosed relay to your next project.

• Reliable high-capacity switching: 20A rating supports heavy loads for security panels, HVAC, and fire systems
• Multi-circuit control: 3PST (three-pole) switching enables simultaneous control of multiple circuits for streamlined installations
• Flexible coil operation: Accepts 24VAC or 24VDC input for compatibility with common access control and monitoring systems
• Enclosed, ready-to-mount design: Protective housing simplifies installation, improves safety, and reduces field wiring labor
• Built for critical applications: Designed for fire and security environments where dependable performance and uptime matter