Beckett 12527 Firomatic Thermal Switch 165°F 120V Burner Safety

RW Beckett 12527 Firomatic Thermal Safety Switch

165°F Auto Shut-Off | 120V | Oil Burner Protection

The Beckett Firomatic Thermal Switch (MFG# 12527) is a thermally activated safety shutoff device designed for oil burner and fuel-fired heating systems.

Installed in the electrical supply line to the burner, this switch automatically cuts power when ambient temperature reaches 165°F, helping prevent overheating and potential fire hazards.

How It Works:

• Normally closed thermal switch

• Automatically opens at 165°F

• Immediately shuts down burner motor

• Fusible handwheel allows reset after activation

Electrical Ratings:

• 120 Volt

• 60 Hz

• 360VA Pilot Duty

• 1/2 HP Motor Rating

Installation:

• Designed for 3-1/4″ and 4″ round junction boxes

• Typically ceiling mounted near burner unit

• No exposed electrical contacts when properly installed

Applications:

• Oil burner safety shutoff

• Fuel oil heating systems

• Residential and light commercial heating

• Code-compliant burner protection

This is an essential safety component for oil-fired heating systems and should not be used as a manual on/off switch.

Product details

Part / SKU	12527

Package includes

• Beckett 12527 Firomatic Thermal Switch 165°F 120V Burner Safety

Included components and any stated pack quantity are as described in this listing. Optional accessories shown separately are sold separately unless expressly included above.