it serves as a direct replacement for specific legacy Honeywell process control cards

Always verify the specific part number in the unit's technical manual

Rated IP40 and NEMA 1

This OEM replacement seal is specifically utilized in Series 8600 mixing valves and Series 8900 diverting valves

Belimo B253 Ball Valve R-134A it serves as a directThe Belimo B253 is a high performance 2 way characterized control valve designed for precision modulation in large scale HVAC systems. Featuring a 2 inch NPT female pipe thread connection and a generous 120 Cv flow coefficient, this unit is engineered for hot or chilled water applications, supporting up to a 60% glycol solution. The nickel plated forged brass body housing a 304 stainless steel ball and stem ensures long term resistance to corrosion