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Duotone terrace — saffron brief on the left, garden-folded ledger on the right.
a 12 1/2" width
A complete OEM harness replacement ensures factory-spec impedance and eliminates the risk of intermittent signals that cause nuisance lockouts
While it can often replace electronic ignitors in the same physical footprint
use the 143200 (63-M-HD) instead
which can lead to localized overheating and equipment failure
Modine 5H0749330003 Relay 318423-701 a 12 1/2" widthThe Modine 5H0749330003 Relay is a heavy duty, OEM spec electromagnetic switch engineered for 120V heating systems. This industrial unit heater relay serves as the primary interface between low power control signals and high power blower or burner circuits, ensuring seamless ignition and fan sequencing. As a genuine Modine replacement part, it is listed under cross reference R4222D1039, maintaining the precise electrical tolerances required for Modine