Nordyne 621679R 2-Stage 4-Pole Sequencer

Nordyne 621679R is a 2-stage, 4-pole sequencer and is applicable for many kinds of HVAC systems including electric furnaces such as FEHA and FEHB. This sequencer also controls the functions of heating elements by measuring the flow of electricity and calculating the appropriate time to turn the elements on, improving efficiency and dependability. The electronic design is highly developed and allows for the accurate sequencing of the heating process, which also contributes to the stabilization of the heating process and energy savings. Other advantages are increased performance, longer equipment’s durability, and lower energy expenditures, which makes it a vital element for HVAC systems.