Trane SWT3073 Pressure Switch 319847-401 The Hankison 506 Auto Drain

The Hankison 506 Auto Drain is a heavy-duty

6-inch stainless steel probe offers superior corrosion resistance and optimal immersion depth for standard thermowells

making it the direct replacement for HC37CE210A

it requires a specific microfarad (MFD) rating as indicated on the nameplate

and general-purpose switching tasks where a 24VAC coil is specified

Trane SWT3073 Pressure Switch 319847-401 The Hankison 506 Auto DrainThe Trane SWT3073 Pressure Switch is an essential OEM replacement component for residential and light commercial gas fired furnaces. This SPDT (Single Pole Double Throw) air pressure switch is factory calibrated with a . 76" WC set point to monitor inducer motor airflow and verify appropriate negative pressure before allowing the ignition sequence to proceed. As a critical safety interlock, the Trane SWT03073 prevents unsafe operation by interrupting