Product information

tesa flex® 4163

Premium Multipurpose Soft PVC Tape

Product description

tesa flex® 4163 is a specially formulated electrical tape with good film flexibility and an acrylic adhesive. Due to the UV- and weathering-stable acrylic adhesive, the tape is perfectly suitable for permanent and outdoor applications. The soft PVC insulation tape is resistant to solvents and acids and features good electrical insulation and printability. tesa flex® 4163 is universally applicable, though it is exceptionally qualified for applications in repairing, masking, and electrical insulation. The PVC-backing makes for high durability strength, and the acrylic adhesive ensures a high adhesion to polar surfaces. Furthermore, the tape conforms to US safety standard 302. tesa flex® 4163 is available in many colors: black, white, grey, blue, yellow, red and green. The grey color is perfect for the installation of water pipes. Typical widths are 12 mm and 19 mm (more available) and are offered in 33 meter length.

Main applications

  • tesa flex® 4163 is used for electrical insulation
  • Suitable for installing, repairing, splicing, or bundling   
  • Available in multiple bright colors, the insulation tape can also be used for marking and color-coding
  • The high electrical insulation makes the tape ideal for the installation and insulation of electrical cables
  • Its resistance against environmental factors makes the tape suitable for permanent outdoor usage
tesa 4163 multifunctional soft pvc insulating tape black video

tesa 4163 multifunctional soft pvc insulating tape black video

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Technical properties

Backing material

soft PVC

Total thickness

130 µm

Type of adhesive


Adhesion to steel

1.8 N/cm

Elongation at break

250 %

Tensile strength

30 N/cm

Type of liner

repulpable siliconised paper

Temperature resistance

105 °C


104 weeks

Dielectric breakdown voltage

7000 volt

Rating properties

Certified according to

US 302

tesa® products prove their impressive quality day in, day out in demanding conditions and are regularly subjected to strict controls. All technical information and data above mentioned are provided to the best of our knowledge on the basis of our practical experience. They shall be considered as average values and are not appropriate for a specification. Therefore tesa SE can make no warranties, expressed or implied, including, but not limited to any implied warranty of merchantability or fitness for a particular purpose. The user is responsible for determining whether the tesa® product is fit for a particular purpose and suitable for the user’s method of application. If you are in any doubt, our technical staff will be glad to support you.

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