While light cleaning with an abrasive pad can sometimes restore signal strength

Universal F61 Compatibility: Specifically designed to fit the full range of Johnson Controls Penn F61 series standard flow switches

Engineered with a SPNO (Single Pole Normally Open) configuration and an isolated 24VDC coil

OEM Dimensional Accuracy: Direct fit for the Williams 3508 furnace motor housing

disc assembly

Danfoss 060-5249 Pressure Control Freon While light cleaning with anThe Danfoss 060 5249 Pressure Control, also known by the KPU15B model designation, is a heavy duty dual pressure switch engineered for the rigorous demands of commercial refrigeration and air conditioning systems. This unit provides essential protection against excessively low suction pressure and high discharge pressure, functioning as a critical safety cutoff for the compressor. The low pressure side features an adjustable range of 6" Hg to 108 psig