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Emerson Climate Technologies

Emerson Climate Technologies White-Rodgers 24A34-1 Heat Sequencer 20 Seconds

SKU CH-04YH-NBG13

Controls electric heating elements with a 20-second on timing

  • Controls electric heat sequencing
  • 1 to 20 second on-timing range
  • White-Rodgers brand reliability
  • Single-switch operation simplicity

White-Rodgers 24A34-1 Electric Heat Sequencer

The White-Rodgers 24A34-1 is a single-switch electric heat sequencer designed for HVAC systems that require staged heating control. It provides a timed on-delay ranging from one to twenty seconds to manage heating element activation. This component suits technicians servicing compatible furnaces or air handlers where precise sequencing is specified. It is not intended for applications needing multi-switch sequencing or different timing ranges beyond the stated interval.

Verify part number and timing specification

Confirm that the equipment service manual calls for the 24A34-1 model with a one-to-twenty-second on-delay before ordering. Check that the existing control board or wiring harness accommodates a single-switch sequencer configuration. Ensure the supply voltage and control circuit match the sequencer's rated input to avoid installation issues. Buyers needing a different delay window or multi-stage switching should source the correct alternative part.

Highlights

  • Controls electric heat sequencing
  • 1 to 20 second on-timing range
  • White-Rodgers brand reliability
  • Single-switch operation simplicity

Specifications

BrandWhite-Rodgers

Questions about this item

Does the White-Rodgers 24A34-1 heat sequencer include mounting hardware or wiring connectors in the box?

The supplier data lists only the sequencer itself with its 1-20 second on timing. No mounting screws, brackets or wire connectors are mentioned, so plan to source those separately.

Should I choose the 24A34-1 model or the W24A341 reference for a 20-second delay requirement?

Both references describe the same single-switch sequencer with a 1-20 second on timing; the W24A341 is simply an alternate part number used by White-Rodgers.

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