8665-5701 Coleman Booster Relay

Replaces S198665-5701, 90-360, PR360

The Coleman 8665-5701 Booster Relay is a genuine OEM replacement switching relay designed for residential and mobile home HVAC systems. Operating on a 24V coil with a Single Pole Single Throw, Normally Open (SPST-NO/SPNO) configuration, this heavy-duty relay controls high-current blower motors and auxiliary fans. Often cross-referenced or replaced by industry-standard components like the White-Rodgers 90-360, it ensures efficient, reliable fan sequencing and system performance during heating and cooling cycles.