The Nordyne 661024R Orifice is a precision-engineered gas metering component designed for Natural Gas furnace applications

Is this an NO or NC switch

while the Type SC spacer flange provides additional axial spacing

durable housing and standard 1/4-inch spade terminals for secure electrical connections

Limit switches are safety-critical components rated specifically for the appliance's design

Functional Devices RIBMN24Q4C-PX Module Els PW 17895 The Nordyne 661024R Orifice isThe Functional Devices RIBMN24Q4C PX is a professional grade 4 output sequencer module designed for precise HVAC staging and building automation system (BAS) integration. This unit operates on 24VAC DC and accepts a 0 10VDC analog input to control four independent SPDT relay outputs. Ideal for managing multi stage boilers, chillers, or fan banks, it features field adjustable threshold settings, allowing technicians to program specific ON OFF voltages