![Trane SWT04157 Air Flow Switch, L110-20 specifications — New England Supply House [NESH-SPECTABLE-V1]](http://newenglandsupplyhouse.com/cdn/shop/files/nesh-swt04157-specs.png?v=1794027676&width=1445)
This Trane SWT04157 air flow switch is a genuine Trane replacement part, model L110-20, used to sense airflow in HVAC equipment and signal the control board that air is moving through the system before allowing other components to operate.
Confirm this part number against your equipment's parts list before ordering.
Specifications
| Part Number | SWT04157 |
|---|---|
| Brand | Trane |
| Type | Air Flow Switch |
| Model | L110-20 |