THERM-O-DISC HQ1320-367TD Furnace Limit Switch 313313 L220-20F

( Brand: Therm-o-disc ), ( Model: 313313 ), ( Part Type: Furnace Switch ), ( Manufacturer Part Number: HQ1320-367TD ), ( Country Of Origin: United States )

Review THERM O DISC Furnace Limit Switch Works Tested

The Therm-O-Disc HQ1320-367TD 313313 Furnace Limit Switch is a crucial safety component designed for use with residential and light commercial heating systems. This switch is engineered to protect against overheating, ensuring the safe and efficient operation of your furnace.

This model is a type L220-20F limit switch, which means it is rated for a 220-volt input and can handle a current up to 20 amperes. The switch operates on a bimetallic principle, where two dissimilar metals are bonded together and shaped into a spiral coil. When the furnace temperature reaches the preset limit, the bimetallic coil bends, causing the switch to trip and disconnect the power supply to the furnace.

The Therm-O-Disc HQ1320-367TD 313313 Furnace Limit Switch features a durable, glass-filled nylon housing that is resistant to harsh environments and can withstand temperatures ranging from -40 F to 150 F. The switch is also designed for easy installation, with clear markings for the high and low temperature settings and quick-connect terminals for easy wiring.

This limit switch comes with a factory-set high temperature limit of 140 F, but it can be easily adjusted to meet the specific requirements of your heating system. The adjustment range is from 120 F to 180 F, allowing for flexibility in meeting various temperature control needs.

In summary, the Therm-O-Disc HQ1320-367TD 313313 Furnace Limit Switch is a reliable and essential safety component for your heating system. Its bimetallic design, durable housing, and easy adjustability make it an excellent choice for ensuring the safe and efficient operation of your furnace.

Pros and Cons of Buying Therm-o-Disc HQ1320-367TD L220-20F Furnace Limit Switch

a. High-quality component: The Therm-o-Disc HQ1320-367TD L220-20F is a premium limit switch designed for heavy-duty applications, ensuring reliable performance and long-lasting durability.

b. Interchangeable: This limit switch is compatible with various furnace models, making it a versatile option for homeowners and professionals.

c. Safety feature: The limit switch is a crucial safety component for furnaces, preventing overheating and potential fire hazards, ensuring peace of mind.

a. Cost: Compared to standard limit switches, the Therm-o-Disc HQ1320-367TD L220-20F is more expensive, which might be a deterrent for some buyers.

b. Complex installation: While the switch itself is not complicated, some homeowners might find the installation process challenging, potentially requiring the assistance of a professional.

The Therm-o-Disc HQ1320-367TD L220-20F furnace limit switch offers several advantages, including high-quality construction, versatility, and safety. However, its relatively higher cost and potentially complex installation might be drawbacks for some buyers. Ultimately, considering the importance of the limit switch in ensuring furnace safety and efficiency, it is recommended to invest in a reliable and durable option like the Therm-o-Disc HQ1320-367TD L220-20F, even if it comes with a higher price tag. If you are unsure about the installation process, it is advisable to consult a professional for assistance.

Details:

Condition is Used. Shipped with USPS Ground Advantage. Therm-O-Disc 313313 Furnace Limit Switch HQ1320-367TD L220-20F Works Tested.

part #: hq1320367td prices

• $24.00-$37.95

specifications aerationaura:

• brand: Therm-o-disc
• model#: 313313
• part type: Furnace Switch
• manufacturer part number: HQ1320-367TD
• country of origin: United States

offer aerationaura:

• options: Ship-to-home
• quantity: 1
• sold: 0
• availability: In Stock
• started: January 26, 2026

general aerationaura:

• condition: Used
• Home Improvement > Heating, Cooling Air > Other Heating, Cooling Air

seller aerationaura:

• city: Wyaconda, Missouri
• rating: 97.2%
• # reviews: 3055

returns aerationaura:

• policy: No Returns

shipping aerationaura:

• service: USPS Ground Advantage
• carrier: USPS
• type: Fixed
• cost: $0.00
• class: Standard
• transit: 4-11 Days

payments aerationaura:

• other
• wallet: Paypal
• credit card: Diners-club

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