its 653 psi maximum working pressure and materials of construction are fully rated for R410A high-pressure applications

the 780-790 is configured for local sensing applications only

Because the unit is serviceable in-line

Broad Compatibility: Direct drop-in for Trane and American Standard 5-ton air handlers and heat pumps using R-22

Conbraco 10-624-125 Valve R-407A its 653 psi maximum workingThe Conbraco 10 624 125 Valve is a high capacity hot water pressure relief valve designed specifically for ASME Section IV heating boilers and hydronic systems. This 3 4" industrial safety valve is factory set at 125 PSI, providing a staggering 2,199,000 BTU hr capacity to prevent overpressure conditions in large scale residential and commercial installations. Engineered by Apollo Valves, this bronze safety relief valve features a corrosion resistant