Armstrong Furnace R20518401 Sequencer 321894-708 000 AFC protected

000 AFC protected

Does this TXV work with R-22

#4 oil at 300 SSU (0-90 PSI)

Constructed with a 2-blade configuration and a 1/2-inch bore

or 208V primary voltage to a stable 24V secondary output

Armstrong Furnace R20518401 Sequencer 321894-708 000 AFC protectedOptimize your heating system with the genuine Armstrong Furnace R20518401 Sequencer. Also recognized as the ELEC. HEAT SEQUENCER, this OEM replacement part is engineered to manage the staged activation of heating elements in electric furnaces and air handlers. By preventing all elements from powering on simultaneously, this 24V heat relay protects your electrical system from circuit overload and ensures a smooth, consistent distribution of warmth. Its