such as the 75-ton rating for R22 or 55-ton for R134a

Installing this HVAC control board kit ensures the combustion blower

and 90UGFA units

Industrial Grade: Suitable for multi-use applications including natural gas service regulators used in heavy-duty meter sets

Siemens Building Technology ASK75.3U Weather Shield R-134A such as the 75-ton ratingThe Siemens Building Technology ASK75. 3U Weather Shield is a field installable protective enclosure designed specifically for OpenAir GEB and GMA Series damper actuators. Engineered to maintain system integrity in exposed environments, this kit provides a NEMA 3R rating when installed in the vertical position with outdoor rated conduit fittings. This rating ensures reliable protection against rain, sleet, snow, and external ice formation, effectively