1-778-759-9864
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BCFurnace
3" HIGH LIMIT SWITCH L235-30F 3 High Limit Control Switches furnace part available in Vancouver, Burnaby, Port Moody, Langley, North Vancouver, Richmond, Maple Ridge, Delta, West Vancouver, New Westminster, Surrey, Coquitlam, Port Coquitlam, Pitt Meadows

3" HIGH LIMIT SWITCH L235-30F 3 High Limit Control Switches

BCFURNACE

543-015

CA$68.83

+5% Tax • Shipping calculated at checkout.

U.S. Duties/Taxes, if applicable, may be due at time of delivery.

Name

3" HIGH LIMIT SWITCH L235-30F

1units available

Pickup available at 75 Blue Mountain St #3

Usually ready in 24 hours

Secure Payment
Fast Delivery
Local Pickup

Product Details

Description

Ensure your heating system operates safely and efficiently with this premium 3-inch high limit switch. Designed as a critical safety component for residential and commercial furnaces, this thermal limit control prevents dangerous overheating by automatically interrupting the heating cycle if temperatures exceed safe operating parameters. Featuring a 235-degree Fahrenheit cutout threshold and a 30-degree differential for reliable automatic resetting, this switch is essential for maintaining furnace longevity and protecting your home's HVAC system. It is a vital replacement part for restoring proper furnace function and ensuring consistent temperature regulation during the colder months.

Specifications

Type
High Limit Control Switch
Size
3-inch insertion depth
Dimensions
3 in
Application
Commonly used in forced-air furnaces, gas heaters, and various HVAC heating units as a primary safety cutout and temperature regulator.
Specifications
Temperature Limit: Opens at 235°F; Differential: Closes at 205°F (30°F drop); Reset Type: Automatic; Sensor Type: Bimetal Disc

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Frequently Asked Questions

Is the 543-015 a genuine OEM part?
Yes, the 543-015 is a genuine OEM replacement part manufactured by BCFurnace. We source all 3 Limit Switches from authorized distributors to ensure exact-fit compatibility. This 3 Limit Switches is backed by our 100% compatibility guarantee — if it doesn't fit your furnace, we'll make it right.
How do I know if the 543-015 is compatible with my BCFurnace furnace?
The easiest way is to match the part number (543-015) with your furnace model number. Visit the BCFurnace page on our site and enter your model number in the search bar — our system will show all compatible 3 Limit Switches for your specific unit. You can also call our technicians at 1-778-759-9864 for free compatibility verification.
How fast can I get the 543-015 shipped?
Most 3 Limit Switches including the 543-015 ship within 1–2 business days from our warehouse. We ship across Canada and the United States with tracking on every order. For urgent BCFurnace repairs, contact us at 1-778-759-9864 for expedited shipping options.
Can I pick up the 543-015 at your store?
Yes! Local pickup is available at our Coquitlam, BC location: 75 Blue Mountain St #3. 3 Limit Switches orders are usually ready within 24 hours. Call us at 1-778-759-9864 to confirm the 543-015 is in stock before visiting.

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