3:1 Highly Flexible Flame Retardant Heat Shrink Tubing


*Custom configurations available

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Highly Flexible, Flame Retardant Polyolefin Tubing

3:1 Shrink Ratio

Outstanding physical, chemical and electrical properties make it a good choice for electrical insulation, bundling and marking. It also prevents corrosion plus provides mechanical protection. It’s 3:1 shrink ratio makes it suitable for applying to irregular and difficult shapes.

Operating temperature: -55°C to +135°C
Minimum shrink temperature: 70°C
Full recovery temperature: 100°C
Approvals : UL File No. E236137, CSA File No. 242540, 125°C, VW-1, 600V
Meets: SAE-AMS-DTL-23053/5 Class 1 & 3, Sony-SS-00259,
Standard color: Black
Special Colors: Red, blue, yellow, green, clear (class 2)
RoHS Compliant



Additional information




As Supplied ID (min)

Recovered ID (max)

Recovered Wall Thickness


Min Operating Temperature (°C)

Max Operating Temperature (°C)

Military Specification


Shrink Ratio


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Print Certificates

March 21, 2023

Certificate of RoHS Compliance

Qualtek Electronics certifies the following part number Q2-F3X-1/4-01-MS100FT is RoHS Compliant 2011/65/EU Ammended to 2015/863/EU

Certificate of REACH Compliance

We, Qualtek Electronics Corporation, declare that the following part number Q2-F3X-1/4-01-MS100FT does not contain any SVHC substances listed in ECHA’s website: http://echa.europa.eu/chem_data/authorisation_process/candidate_list_table_en.asp of January 2023 in concentrations greater than 0.1% (w/w), and does not contain any substances as described in Annex XVII.

California Proposition 65 Information Can be found at:

Prop 65 Statement

Qualtek Electronics • 7610 Jenther Drive • Mentor, OH 44060 USA