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Lennox 47K18 Rollout Switch for Gas Furnaces Boiler Safety Controls & Aquastats

Manufacturer

Picture for manufacturer Lennox

Part Number

47K18
8 reviews
Sale Price

$17.83

1 left at this price

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Usually delivered within 2 days

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No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Lennox 47K18 is a safety rollout switch designed for Lennox gas furnaces. This critical safety component monitors burner flame rollout conditions and automatically shuts down the furnace if flames are detected outside the combustion chamber, preventing potential fire hazards and equipment damage.

Key Features:

  • Automatic safety shutoff when flame rollout is detected
  • Direct OEM replacement part for Lennox furnace systems
  • Cross-reference part number R37520B005
  • Designed for reliable performance in residential and commercial HVAC applications
  • Essential safety component for proper furnace operation

This rollout switch is a genuine Lennox replacement part engineered to meet original equipment specifications. Regular inspection and replacement of safety controls like the 47K18 helps ensure safe, efficient furnace operation and protects against dangerous combustion issues.

Great work

Customer service and sales was fast and reasonable 2 day shipping

nice prices

First time buying from here but from what I can tell very good prices

Good website

Excellent pricing and super fast shipping

Super Fast Shipping!

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