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The KT63ZZ098 is designed for standard duty applications (200 series)
unless the VFD is operating within the sensor's specified frequency range
but the 421-557 is chassis-specific
petroleum-based oils
The auto-calibration feature eliminates the need for manual setpoint adjustment in live starter enclosures
Lochinvar & A.O. Smith 100208064 Filter Els PW 29614 The KT63ZZ098 is designed forEnsure peak combustion efficiency and protect internal components with the Lochinvar & A. O. Smith 100208064 Filter. This OEM replacement air filter is a critical maintenance item for high efficiency boiler systems, measuring exactly 16"x12"x1". Designed to meet the precise pressure drop requirements of Lochinvar Knight and A. O. Smith boiler models, it effectively captures airborne particulates before they reach the blower assembly or heat exchanger.
US$ 189.99
US$ 449.50