which is the direct replacement for part SWT2004

often replacing discontinued part numbers such as 52M44

this steel fan pulley ensures precise mechanical alignment and belt tensioning

preventing the common communication faults and logic errors associated with lower-quality aftermarket alternatives

Sterling HVAC 11J11R00306-001 Limit Switch 326058-756 which is the direct replacementThe Sterling HVAC 11J11R00306 001 Limit Switch is a critical safety component designed for precise thermal regulation in Sterling gas unit heaters and HVAC systems. This OEM limit switch functions as a high limit safety cut out with an automatic reset capability, monitoring heat exchanger temperatures to prevent overheating and potential equipment damage. With a pre set fixed range of 150F to 190F (150 190F AUTO), this switch ensures the burners cycle