Beckett 12501 Firomatic Thermal Switch 165°F Burner Safety 120V

SKU: 12501

Weight	2 lbs
Dimensions	8 × 8 × 8 in
Condition	New
Manufacturer Part Number	12501
Brand	RW Beckett Corp

$44.58

In stock — available to order.

Sold individually. Each quantity ordered is one unit. Kits are one complete kit; products sold by length use the stated length unit.

Same-item volume pricing

Quantity	Unit price	Saving
1–4	$44.58	0%
5–9	$42.35	5%
10+	$40.12	10%

Estimate for this quantity before shipping. Tax display follows store settings. Existing cart quantities can increase the tier. Only one offer applies; a coupon replaces automatic pricing. For 20+ units, contact support for a quote.

Available to order.

Bulk quantity & quote

Quantity needed

Enter the total quantity you need. We will confirm availability and a quote before you order.

Need a firm ship date? Availability may include supplier stock. Confirm availability before ordering for time-sensitive work.

Beckett 12501 Firomatic Thermal Switch 165°F Burner Safety 120V

Specifications & product details

Beckett 12501 Firomatic Thermal Safety Switch

165°F Automatic Burner Shut-Off | 120V | 1/2 HP Rated

The RW Beckett Firomatic Thermal Switch (MFG# 12501) is a UL-recognized safety device designed to automatically cut electrical power to oil or gas burners when ambient temperature reaches 165°F.

Installed in the electrical supply line to the burner, this thermally operated switch provides added fire protection for heating systems in residential and commercial applications.

How It Works:

Normally closed safety switch
Opens automatically at 165°F
Immediately shuts down burner operation
Fusible element located inside handwheel
Replace handwheel after activation to restore function

Specifications:

Voltage: 120V
Frequency: 60Hz
Pilot Duty: 360VA
Motor Rating: 1/2 HP @ 120V
Mounts to: 3″ & 4″ Square Junction Box
Installation location: Ceiling near burner

Applications:

Oil burner systems
LP gas burner systems
Natural gas heating equipment
Boiler and furnace safety upgrades
Code-compliant fire safety installations

Important Notice – Propane Parts, Accessories, and Regulators

This product, including but not limited to propane parts, accessories, fittings, hoses, valves, and regulators, must be installed and serviced by a licensed professional in accordance with all applicable local, state, and federal codes, regulations, and standards.

The seller assumes no responsibility for the installation, inspection, application, maintenance, or use of this product.

It is the sole responsibility of the buyer to ensure the product is appropriate for their intended application and that it is installed correctly by a qualified individual.

Improper installation, maintenance, or use of propane products may result in serious injury, death, fire, explosion, or property damage.

The buyer accepts all risks, liabilities, and potential consequences associated with the use of this product.

By purchasing this item, the buyer acknowledges that they have read, understood, and agreed to these terms and confirm that installation and use will be conducted by a properly licensed and qualified professional.

Compatibility & part-number help

Match the manufacturer part number and equipment model to the listing. Check connection sizes, fuel type, pressure or capacity, voltage and dimensions where applicable. A similar appearance or part number alone does not confirm compatibility.

For help, send a parts inquiry with the part number, equipment model, label photos and quantity. Manufacturer documents and item-specific information, when supplied, are in the product details above.

Shipping & availability

Availability may include our inventory and supplier sources. Listed stock does not by itself confirm immediate dispatch. Ask us to confirm a ship date before ordering for time-sensitive work.

Shipping methods and charges appear at checkout where available. Freight, oversized and specially handled items may require a quote. See our Shipping Policy for processing periods, restrictions and delivery information.