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Snap-Action Reliability: Mechanical switch design provides crisp
High-Temperature Durability: Engineered to withstand 240°F controlled medium temperatures
The "9#C-0" designation confirms its factory 9 PSI setup
it is a direct replacement for various models under the Heil
outlet range is field-adjustable by turning the internal adjustment screw under the seal cap
Trane HED0766 Powerhead 321042-401 Snap-Action Reliability: Mechanical switch designThe Trane HED0766 is a 30" Element Powerhead specifically designed for high performance thermal expansion valves in commercial HVACR applications. Replacing a compromised powerhead is a critical maintenance step for ensuring precise refrigerant flow control and maintaining system superheat. This Trane replacement part features a rugged construction and 30 inch element to provide the mechanical force necessary for accurate valve modulation in demanding
