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Optimized Airflow: The 770RPM speed rating preserves the system's external static pressure balance and heat exchange efficiency
providing precise flow control for terminal unit applications including fan coils
Code Compliance: Meets ASME Section IV requirements for heating boilers
Professional technicians rely on this switch's robust construction and fixed-temperature trip point to maintain system integrity and meet rigorous HVAC safety standards
Lochinvar & A.O. Smith 100111050 Blower Els PW 17895 Optimized Airflow: The 770RPM speedThe Lochinvar & A. O. Smith 100111050 Blower Assembly is a critical OEM replacement part engineered specifically for BTH 199 and BTH 250 high efficiency commercial water heaters. As a veteran technician, you know that maintaining the correct air fuel mixture is non negotiable for system longevity and peak thermal efficiency. This centrifugal blower features an integrated Variable Frequency Drive (VFD) that responds to Pulse Width Modulation (PWM)