• A white box containing 2:1 grey heat shrink. This is a mini-reel of blue heat shrink tubing, often used to identify neutral cables
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Grey Heat Shrink Tubing Mini Reel – 2:1

Grey Heat Shrink Tubing Mini Reel – 2:1

£5.20
£5.20
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prices shown are ex VAT

JCTHSM4.8-GREY

Delivery

Delivery

Standard Delivery for mainland UK postcodes (excluding N Ireland, Scottish Highlands):

Orders Under £25.00 £7.95 +VAT to all UK postcodes
Orders From £25.01 - £75.00 £6.95+VAT to all UK postcodes.
Orders Over £75.00 Free of Charge to all UK postcodes.

Special Delivery Options & N Ireland, Scottish Highlands and Non Mainland UK postcodes:

Next Working Day delivery £9.50+VAT to Mainland UK excluding Scottish Highlands.

Delivery to off shore Islands and Scottish Highlands with a UK Postcode is £30.00+VAT.

Delivery Notes:

1pm is the cut off point for Next Day deliveries.


Please note that Printed Cable Ties have a 2 to 4 week lead time, so next day delivery will apply only once the cable ties are printed.

Tracking:

Tracking details will be emailed to you once your order has shipped.

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Professional Grade Grey Heat Shrink Tubing

Supplied in compact mini reel boxes for electrical and industrial use

Our grey heat shrink tubing mini reels deliver professional-quality insulation, strain relief, and cable protection across electrical, industrial, and maintenance applications. Manufactured from flame-retardant polyolefin with a 2:1 shrink ratio, this versatile tubing is a reliable choice for general-purpose electrical insulation and for identifying neutral conductors in wiring systems.

Key Specifications

  • Material: Polyolefin – Standard wall

  • Shrink Ratio: 2:1

  • Shrink Temperature: 80 °C

  • Operating Temperature: –55 °C to +125 °C

  • Wall Thickness (after recovery): ±0.10 mm (±0.15 mm for 25.4 mm size)

  • Flame Retardant: Yes

  • Chemical Resistance: Fuel, hydraulic fluid, and lubricating oil

  • Colour Identification: Grey – for neutral wire or general-purpose applications

  • Packaging: Compact mini reel – tidy, portable, and easy to use

Professional Neutral Identification

Grey heat shrink tubing is commonly used for identifying neutral wires in multi-phase and control systems while also serving as a general-purpose protective insulation. Its neutral colour makes it suitable for installations where appearance and clarity are equally important.

Constructed from flexible flame-retardant polyolefin, this tubing provides reliable electrical insulation and mechanical protection while resisting common industrial fluids, making it ideal for both workshop and on-site use.

Trade Applications

  • Electrical insulation and strain relief

  • Neutral wire identification in control or power systems

  • Cable protection and colour coding

  • Control panel and automation wiring

  • General-purpose workshop or maintenance applications

Available Sizes

Internal Diameter (Before Shrink) Roll Length Recovered Internal Diameter Wall Thickness (After Recovery)
4.8 mm 10 m 2.4 mm 0.56 mm ± 0.10 mm
6.4 mm 9 m 3.2 mm 0.56 mm ± 0.10 mm
9.5 mm 7 m 4.8 mm 0.56 mm ± 0.10 mm
12.7 mm 6 m 6.4 mm 0.56 mm ± 0.10 mm
19.1 mm 5 m 9.5 mm 0.70 mm ± 0.10 mm
25.4 mm 3.5 m 12.7 mm 0.90 mm ± 0.15 mm

Trade Quality and Compliance

Manufactured from high-grade flame-retardant polyolefin, this tubing delivers dependable insulation, strength, and chemical resistance for trade professionals. Its flexible, durable finish ensures a tight, consistent shrink around cables and components, ideal for workshop and field use.

Compliant with:

  • RoHS Directive (Restriction of Hazardous Substances)

  • Electrical insulation and flame-retardant safety standards

Why Choose Our Grey Mini Reel Heat Shrink Tubing?

  • Grey colour for neutral wire marking or general-purpose use

  • Reliable insulation and strain relief

  • Flame-retardant and resistant to oils, fuels, and chemicals

  • Compact mini reel packaging keeps tubing clean and organised

  • Suitable for professional electricians, engineers, and maintenance teams

Professional FAQs

What is grey heat shrink tubing used for?
Grey tubing is ideal for identifying neutral wires and as a versatile, general-purpose insulation option across electrical and industrial installations.

Can it be used in control panels or wiring systems?
Yes – it’s widely used for control wiring, automation systems, and general cable protection in professional electrical setups.

Is it suitable for permanent installations?
Absolutely. The flame-retardant polyolefin material provides long-lasting insulation and durability, even in demanding conditions.

What temperature should be used to shrink it?
Apply even heat at around 80 °C using a professional heat gun for consistent, clean recovery.

Why is it supplied on mini reels?
Mini reels keep tubing neat, organised, and easy to handle, ideal for professional electricians working on-site or in workshops.