Solid-State Reliability: Engineered for industrial-grade durability compared to generic mechanical timing alternatives

5 to 10 Vdc

this integrated unit combines a solid-state UV sensor and an internal flame relay

surface-mount design

this OEM replacement motor ensures mechanical stability and long-term service life

Resideo R24AA1008 Heat Sequencer Freon Solid-State Reliability: Engineered for industrial-gradeThe Resideo R24AA1008 Heat Sequencer is a field proven, solid state solution for managing heating element staging in electric furnaces, heat pumps, and air handlers. Engineered with a positive temperature coefficient (PTC) heater, this single switch sequencer ensures staggered activation to mitigate high inrush currents and prevent circuit overload. For crews on the job, the universal heat sequencer replacement design is a significant advantage, as it