Armstrong 75M21 Furnace Combustion Control IgniterArmstrong 75M21 Furnace Combustion Control Igniter provides reliable furnace ignition with robust mini nitride construction for steady performance across diverse heating systems. This replacement igniter is designed for use on standard furnaces and is built to withstand daily operation in residential and light commercial environments. Its durable build reduces the need for frequent replacements, helping technicians save time during service calls and

Direct replacement part for easy installation

rooftop heaters

steady performance

Allanson Transformers 1092-N is a reliable ignition transformer designed for Ray burners

Add the Armstrong R33191A001 to your lineup for dependable delayed switching

the Armstrong 10W59 is designed for seamless compatibility with standard furnace controls and residential HVAC systems

Inlet/outlet 1" female threaded connections

including NBR/PTFE seals

Ideal replacement part for gas furnaces and boilers

SPDT output

Ideal for residential boilers

calibration-friendly electrode-sensor solution blends rugged construction with precise sensing