Single Phase vs Three Phase Motor for Oil-Free Air Compressors: A Guide for Dental Clinic Buyers
For typical small-to-medium dental clinics (1-10 chairs), a single-phase motor is the standard choice, as it runs on standard 220-240V wall outlets and is widely compatible. A three-phase motor is only necessary for large clinics or centralized systems requiring high, continuous air delivery (typically above 10-15 CFM) where its superior efficiency and power justify the significant upfront cost of three-phase electrical installation.
