Potter & Brumfield Relay [T-81 SPDT 1A 24VDC Jandy] is an electrical relay component used in compatible pool and spa control applications, including select Jandy equipment configurations. Relays help control low-voltage switching functions, allowing automated systems to activate or interrupt power to connected components as directed by the control board. When a relay fails, equipment may not respond correctly, may stay on, or may not activate at all.This T-81 SPDT 1A 24VDC relay is intended for precise replacement where the same electrical specifications and fit are required. Electrical components should be matched carefully by part number, voltage rating, and application before installation. For best results, installation should be performed by a qualified pool equipment technician or electrician. Replacement SPDT relay for compatible control systems 24VDC coil rating with 1A switching specification Commonly used in pool and spa equipment controls Helps restore proper automated switching operation Match part number and electrical rating before installation