though upright mounting is recommended for optimal sensitivity

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

This genuine Reznor OEM part contains the 209165 relay and comprehensive instruction sheet for field installation

Common Questions Is the 9JE insert compatible with older Sure-Flex flanges

which is the direct replacement for part SWT2004

Sterling HVAC 11J11R00306-001 Limit Switch 326058-756 though upright mounting is recommendedThe 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