The Sterling 253R01874-001 Fan Guard is a direct OEM replacement component engineered specifically for Sterling unit heaters and hydronic heating systems

Can the NS2-0111-00 be used for both positive and negative pressure

Compatible with select Armstrong Air

Its robust construction ensures thermal stability and electrical integrity

The HR61AQ001 is rated for a maximum of 80 Amps

Barksdale 625H3-07 Pressure Switch 323055-751 The Sterling 253R01874-001 Fan GuardWhen you need a reliable component for precise system monitoring, the Barksdale 625H3 07 is your go to HVAC pressure switch. This robust 625 Series OEM pressure transducer HVAC is engineered for demanding applications, offering a 0 300 PSI range with a consistent 4 20mA pressure sensor output. Its built with a durable stainless steel housing and advanced ceramic sensor technology, ensuring long term stability and accuracy even in aggressive media