The sensing bulb for the A28 series is designed to withstand temperatures up to 250°F

the Beckett 52146U is strictly a 12VDC igniter

With its 4-speed versatility

fuel injection

Siemens Building Technology 243-00212 Valve Assembly L99H008 The sensing bulb for theThe Siemens 243 00212 is a professional grade 599 Series zone valve assembly engineered for demanding hydronic heating and cooling applications. This 2 way normally open valve features a 3 4" NPT threaded connection and a 4. 1 Cv rating, making it an ideal choice for regulating hot or chilled water in fan coil units, baseboard radiation, and VAV terminal reheat systems. The robust brass body with brass trim and EPDM O rings ensures reliable fluid