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High-Temperature Durability: Solid silicon carbide construction with lead insulation rated for 200°C provides consistent performance in high-heat environments
The 272804A and 272804A/U are identical components
Wide Compatibility: Designed for use across the Taco 1600 series
maintaining setpoint accuracy over long-term operation in commercial environments
Carrier HH12ZB230 Limit Switch High-Temperature Durability: Solid silicon carbideThe Carrier HH12ZB230 Limit Switch is a critical safety component designed for precise thermal monitoring in high output furnace and air handler applications. As an OEM Carrier furnace limit switch, this device features an automatic reset mechanism and is calibrated for an opening temperature range of 190F to 230F. This part is engineered to interrupt the burner or heating element circuit if the internal plenum temperature exceeds safe operating
