Description
This TUB series expansion valve is optimized for R404A/R507A refrigerants
Its robust diaphragm design is specifically calibrated for 90+ single-stage furnace models
Simplified Wiring: Features standard terminal connections or lead wires that match existing system harnesses
This 3/8" NPT gas regulator is engineered for pounds to inches reduction
Engineered to withstand the high-temperature environment of the cabinet
Sensus 143-16-508-00 Throat Block Els PW 17895 This TUB series expansion valveThe Sensus 143 16 508 00 Throat Block is an essential internal component designed specifically for industrial gas pressure regulation systems. This version is the throat block without O ring seal, engineered for integration into Sensus 243 and Model 143 80 service regulators. Built to maintain structural integrity under high flow conditions, this acetal or cast aluminum insert ensures proper stem guide alignment and support within the lower diaphragm
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy

























