OAO stands for Open Air Over

With a NEMA 4X enclosure

Key Benefits Precise Compatibility: Engineered as a direct-fit replacement for AO Smith BTH-199 Series 100 and 101 models to ensure seamless electrical and logic integration

While it is a widely used York OEM replacement motor

For contractors managing Bard unit maintenance

Copeland 023-0042-02 Solenoid Coil 318973-401 OAO stands for Open AirThe Copeland 023 0042 02 Solenoid Coil is a precision engineered OEM replacement part designed for high performance demand cooling applications in commercial refrigeration. Built for the rigors of HVACR systems, this coil operates at 208 240V AC (60Hz) and 220V (50Hz), utilizing a 9. 5 watt power rating to manage liquid injection and prevent compressor overheating. As a veteran technician, you know that maintaining proper discharge temperatures is