White Rodgers 90-113 Fan Control Center, SPDT (120V Primary 60Hz, 24V Secondary)
Relay Type: SPDT. Secondary: 24V 40VA. Input: 120V 60Hz BLK-WHT. Output: 24V 40VA R-C. Primary: 120VAC / 60Hz. Coil: 24V 50/60Hz. Relay Specifications. RBM Type 91 Relay.