Vacuum Switch, 1.5″ HG Burner Control
- 1.5″ HG
- Normally Open
- Temperature Max: 140°F
- Heavy-duty, 16 Amp Contacts
- 1/4″ FPT Connect
$40.16
Part Number: 8.712-391.0
Cross Reference Part Number(s): 413031, 8-25100001, 87123910
This 8.712-391.0 Normally Open VACUUM SWITCH with 1.5″ HG closes when the pump vacuum begins to draw water, allowing for burner ignition, then opens when the vacuum is broken; either due to pump shutdown or an empty water tank. Vacuum switches are used by such pressure washer manufacturers as Aaladin for burner control.