As a SPDT spring wound timer

Exact Compatibility: Direct replacement for the P100DC-3C series

How do I identify if this switch is the correct replacement

Direct Port Mounting: 1/4 in

ripple-free 24Vdc power

Allanson 421-331 Transformer Els PW 17895 As a SPDT spring woundThe Allanson 421 331 Ignition Transformer is a high performance direct replacement oil burner transformer engineered specifically for Lennox oil burners. Designed for reliability in demanding combustion environments, this unit features a 120V primary supply voltage and a robust 10,000V secondary output at 23mA. The midpoint ground configuration ensures stable arc performance and minimizes electromagnetic interference within the burner housing. Built