Trane SWT2520 Pressure Switch Els PW 17895 Substituting a manual reset switch

Substituting a manual reset switch can lead to nuisance lockouts and may not meet the original equipment’s safety sequence

The 1/2 SAE flare connections ensure a secure

occupancy sensors

or emergency flow

Professionals choose this HVAC control transformer over generic multi-taps to ensure a precise impedance match and to protect sensitive low-voltage components from upstream line noise

Trane SWT2520 Pressure Switch Els PW 17895 Substituting a manual reset switchThe Trane SWT2520 Pressure Switch is an essential OEM safety component designed for precise draft monitoring in high efficiency furnaces and air handlers. Engineered with a specific 1. 29" WC pressure setting, this SPST (Single Pole Single Throw) switch ensures that the combustion inducer motor is generating sufficient static pressure before allowing the ignition sequence to proceed. This 1. 29 inch water column switch is a critical safeguard against