Fusomatic Electric Cut-Off Switch

The Fusomatic Electric Cut-Off Switch is a thermally actuated safety switch used in combustion installations. As required by many codes, it automatically breaks the burner control circuit in the event of a fire. Approved by The Massachusetts Department of Public Safety and Underwriters Laboratories Inc.

  • Overview
  • Application
  • Documents
Overview

The Fusomatic Electric Cut-Off Switch is a thermally actuated safety switch used in combustion installations. As required by many codes, it automatically breaks the burner control circuit in the event of a fire. 

  • Automatically Breaks Burner Control Circuit In The Event Of A Fire
  • Approved By The Massachusetts Department Of Public Safety
  • Approved By The Underwriters Laboratories Inc.
Application

The Fusomatic Electric Cut-Off switch is installed on a 3 ¼" or 4" round junction box located in the area(s) to be temperature monitored. Wired in series with the burner control circuit, a temperature rise to 165° F melts the fusible element to open the contacts and stop burner firing. The switch is rated 9.8 A, ½ HP @ 120 VAC.

Documents

Fusomatic Electric Cut-off Switch Specification

Fusomatic Electric Cut-off Switch Cutsheet