Fusible Links

When seconds matter, BI-TORQ’s Fusible Link devices provide critical fire protection by automatically closing valves in high-temperature conditions. Designed for industrial, commercial, and institutional applications, these devices are essential for systems handling flammable gases and liquids, ensuring maximum safety and reliability in fire emergencies.

BI-TORQ Fusible Link devices are engineered to deliver peace of mind, knowing that your facility is protected by automatic fire-safe technology.

BI-TORQ Fusible Link Features

  • We offer two types of links:  FL-1 Links or K-Links, depending on your Thermal Shut-Off Valve assembly
  • Our temperature links range from 165ºF (74ºC) to 360ºF (182ºC)
  • Our fusible links are know for their unmatched reliability and are designed to activate under under extreme heat conditions 
  • Each product complies to strict safety regulations, ensuring optimal fire protection 
  • BI-TORQ’s history of precision assembly guarantees dependability

The required quantity and type will vary by valve assembly. Replace all Fusible Links for each assembly at the same time. Contact our customer service team to confirm the correct number of spare links for your assembly model.

It is highly recommended that Fusible Links be replaced annually as part of a regular safety maintenance program.

NOTE:  The image above is representative of the products in this series, and while we try to be as accurate as possible, the product you receive may slightly differ depending on the valve. Please refer to data sheets and technical drawings for dimensions.

WARNING: This product can expose you to chemicals, including lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm.  For more information, visit www.P65Warnings.ca.gov

Product Chart
Link Yield TemperatureMaximum Ambient TemperatureFL-1 Link Part No.K Link Part No.
165º F (74º C)100ºF (38º C)FL-1-165314165
212º F (100º C)150º F (66º C)FL-1-212314212
280º F (138º C)225º F (107º C)N/A314280
286º F (138ºC)225º F (107º C)FL-1-286N/A
360º F (182º c)300º F (149º C)FL-1-360314360


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