Baltimore Aircoil (BAC) 312178 Vibration Switch 322838-754 while the Danfoss 060L202366 is

while the Danfoss 060L202366 is rated for line voltage (up to 400V)

this 1-2# black spring for RPC allows contractors to field-convert service regulators to higher output configurations without replacing the entire valve body

OEM Resistance Calibration: Ensures the control logic receives the exact voltage signal required for accurate environmental monitoring

this current switch is designed exclusively for AC current monitoring within the 50-60 Hz frequency range

this kit facilitates a professional-grade restoration of the gas solenoid valve assembly

Baltimore Aircoil (BAC) 312178 Vibration Switch 322838-754 while the Danfoss 060L202366 isThe Baltimore Aircoil (BAC) 312178 Vibration Switch is a critical safety component designed for high performance cooling towers and industrial HVAC systems. As the direct replacement for 311788, this mechanical VCOS vibration switch provides essential protection by detecting excessive mechanical oscillation and initiating an immediate system shutdown to prevent catastrophic motor or fan failure. Engineered for rugged environments, it features a NEMA