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31/10/2025

Heat shrinkable tubing 3:1 - flexible and transparent
Art.-No. 333-21203 | TF34-12/4-PO-X-CL |

3:1 shrink ratio tubing is ideal in many applications.

TF34 transparent tubing with 3:1 shrink ratio allowing for a wider range of application.

Heat Shrink Tubing 3:1

Transparent, flexible polyolefin tubing
Protects identification marking perfectly
A small range of sizes required to cover a wide range of diameters allowing reduced inventory
Halogen free

Package size

30 m

60 m

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Base Data

Application	Protects wire and cable markers subject to abuse, while permitting inspectability of each item covered. Protects electronic components while permitting their identification and inspection.
Colour	Transparent (CL)
Material	Polyolefin, cross-linked (PO-X)
PART DESCRIPTION	TF34-12/4-PO-X-CL
Package Content	60m
Package Content packed in	Reel
Printable	No
Product Family	TF34
Product Group	Heat shrinkable tubing 3:1 - flexible and transparent
Shrink Ratio	3:1
Type	TF34-12/4
Variant	Thin-Wall
With inner glue (Yes/No)	No

Product Dimensions


Longitudinal Change After Shrinkage	-5% max.
Recov. ⌀ d	4.0mm
Supplied ⌀ D	12.0mm
Wall (WT)	0.85mm

Downloads

RoHS datasheet

Download

Specifications

Dielectric Strength	46kV/mm
Halogen-free	Yes
Limited Fire Hazard	No
Minimum Shrink Temperature	+110 °C
Operating Temperature	-55 °C to +135 °C
ROHS compliant	Yes
Specifications

Logistics and Packaging

Country of Origin	DE
GTIN-13 / EAN	4031026273792
Packaging 1 - Weight (kg)	0.581kg

More Information

ETIM 7.0 Key	EC000217
ETIM 8.0 Key	EC000217
ETIM 9.0 Key	EC000217
UNSPSC Key	39121723

Calculators

Calculator tool for Heat Shrink Tubing

Calculator tool for Heat Shrink Tubing

for TF34-12/4 - Art.-No.: 333-21203
In selecting the right shrink tubing size it is important to consider to "80:20 rule". Shrink tubing should recover at least 20% and maximum 80% of its potential shrink range.
According to which specification would you like to check if the selected product is suitable for your application?

diameter

Please enter either the smallest and/or the largest outer diameter of the substrate.

Min mm Max mm

Cross-Section

Please enter either the smallest and/or largest cross-section of the object to be covered.

Min mm² Max mm²

perimeter

Please enter either the smallest and/or largest perimeter of the object to be covered.

Min mm Max mm
Wall thickness calculator

Wall thickness calculator

for TF34-12/4 - Art.-No.: 333-21203

Depending on the substrate dimensions when Heat shrink tubing is recovered the diameter and the wall thickness will change. This Calculator aims to offer a theoretical wall thickness for this situation.Please enter the outer diameter of the object to be covered

Outer diameter of object (A)

mm

Inner diameter of tubing after shrinking (B)

mm

Wall thickness fully recovered ( C )

mm

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