Are the mounting gaskets included with this assembly

visible carbon buildup or pitting on the contacts

87cc and is optimized for stable operation in commercial coolers and display cases using R404A or R507 refrigerants

Is the Lennox 63W57 a suitable replacement for the 56M22 pressure switch

which is critical when working with newer HFC refrigerants that tend to permeate standard rubber hoses more easily

Spence E-3-125 Valve R-410A Are the mounting gaskets includedThe Spence E 3 125 is a professional grade pilot operated main valve engineered for critical steam pressure regulation and temperature control applications in commercial and industrial piping systems. This 3 inch flanged main valve features a robust cast iron body with an ANSI 125# flange rating, designed to handle a maximum inlet pressure of 125 PSIG at temperatures up to 450F. Built with a normally closed, single seat design, the Spence Type E