the K1-1 is machined from high-tensile strength brass (65% copper

this specific OEM limit switch is rated for multiple configurations including heat pumps and furnace units as long as the 200°F thermal requirement matches the data plate

contractors can precisely calibrate gas control assemblies to meet specific system demands

reducing nuisance service calls caused by pilot failure

bypassing a 350F rollout switch is a significant safety violation

Carrier HF91BB125 Ball Joint the K1-1 is machined fromThe Carrier HF91BB125 is a high precision swivel ball joint engineered for critical damper linkage connections within residential and commercial HVACR systems. As a veteran technician knows, the integrity of your linkage assembly determines the accuracy of your airflow control. This OEM Carrier part features a 1 4" x 5 16" configuration, providing the necessary articulation for actuator rod adjustments. Built with a robust alloy, it is designed to