this specific size and bore configuration are frequently found in small-diameter blower applications and inducer motor assemblies within York and Johnson Controls equipment

or Dunkirk boilers

OEM Compatibility: Designed specifically as a direct-fit replacement pressure switch for ECR International brands

By replacing a sticking or failed sequencer with this genuine York replacement part

this specific model is designed exclusively for 2-hole 8542 basin configurations

Johnson Controls C-5222-1 Repeater R-410A this specific size and boreAdding Subtracting Repeater, 1: 1 Ratio, Low Volume Output Auxiliary Device, Increases or Decreases the Output Pressure of a Transmitter at a Constant Ratio