Functional Devices RIB02SBDC Relay R-410A The 2 SPDT switches are

The 2 SPDT switches are fixed at 10° and 85° to provide reliable open and closed status signals for fire safety monitoring protocols

Frequent failures are typically caused by restricted airflow

Operating at a 1550 RPM rated speed with two-speed functionality

By eliminating the need for long straight pipe runs

specifically the 1

Functional Devices RIB02SBDC Relay R-410A The 2 SPDT switches areThe Functional Devices RIB02SBDC is a professional grade enclosed relay designed for demanding building automation and HVAC control applications. Featuring a 20A SPST (Normally Open) configuration, this "Relay in a Box" (RIB) is engineered to interface seamlessly with 208 277V power systems. As a dry contact input relay, it allows contractors to utilize Class 2 low voltage circuits from thermostats or BAS controllers to switch high voltage loads