Lochinvar & A.O. Smith 100113144 Switch 321042-401 The Carrier 50BA414752 Bearing Bracket

The Carrier 50BA414752 Bearing Bracket is a critical structural assembly engineered for precision alignment in industrial and commercial AHU and rooftop units

this 1-inch assembly enables an infinite 4:1 turndown ratio to accurately track heating loads and eliminate temperature overshooting

Broad Compatibility: Direct cross-reference for numerous OEM parts and replaces standard 48-frame condenser motors

Technicians should inspect the filter during every annual maintenance visit

4 to 12 Psi Spring Range

Lochinvar & A.O. Smith 100113144 Switch 321042-401 The Carrier 50BA414752 Bearing BracketThe Lochinvar & A. O. Smith 100113144 Blower Prover Switch is a critical safety component designed for high efficiency water heaters and commercial boilers. As a direct OEM replacement for NS2 1333 01, this pressure switch (often referred to as an air pressure switch or draft prover switch) monitors the differential pressure created by the inducer motor. By verifying stable airflow, it ensures the sequence of operation proceeds to ignition safely.