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3M Scotch Vinyl Electrical Tape Super 88

3M Scotch Vinyl Electrical Tape Super 88

Premium-grade all-weather PVC electrical tape with aggressive adhesive providing moisture-tight protection across extended -18°C to +105°C temperature range for demanding industrial and professional applications.

T8819

In stock

⚙ Ideal For

  • Professional electrical maintenance and repair
  • Industrial equipment and machinery
  • High-temperature cable applications
  • Moisture-exposed electrical systems
  • Cold-weather outdoor installations

✔ Benefits

  • 600V electrical safety rating
  • Extended temperature range capability
  • Aggressive adhesive for reliable bonding
  • Moisture-tight protection
  • Corrosion inhibition of conductors
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£10.99 GBP
£10.99 GBP
£9.16 Ex. VAT
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🚚 UK Shipping: Standard (£2.99) or FREE on orders over £75.

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Shipping Information

What Are My Shipping Options?

In-Store Pickup

In-Store pickup is available on all purchase. Pickups are available Monday - Friday between the hours of 9:00–17:00. 

An email confirmation will be sent when your order is ready for collection. 

Free Shipping

We offer free Standard (2-3 Days) shipping on orders within the United Kingdom on orders over £100. Please note, some large items that require specialist courier companies, such as large mirrors and palleted items are excluded from this deal.

Shipping Fees

We also offer shipping at the following rates:

Standard-Size Parcel

Standard (UK Only) - 2-3 Days - £2.99

Express (UK Only) - 1-2 Days - £4.99

International (EU) - 3-7 Days - £14.99

International (ROW) - 5-10+ Days -£23.99


Large Parcel

Standard (UK Only) - 2-3 Days - £2.99

Express (UK Only) - 1-2 Days - £4.99

International (EU) - 3-7 Days - £14.99

International (ROW) - 5-10+ Days - £69.99

Most UK orders will be sent using Royal Mail, with larger items being sent with DPD.

International orders within the EU will normally be dispatched with Royal Mail, DPD, or UPS.

International orders to the rest of the world will normally be sent with DPD or UPS.

Please note, international delivery charges are very volatile and subject to change. We will do everything in our power to honour the delivery fee, however, in some cases, shipping may increase in price. In this event, you will be given the offer to pay the difference or cancel the order and receive a full refund.

Please note, we may be subject to various rules and restrictions in relation to some international deliveries, and you may be subject to additional taxes and duties over which we have no control. If such cases apply, you are responsible for complying with the laws applicable to the country where you live and will be responsible for any such additional costs or taxes.

Dispatch Times

Orders placed before 15:00 Monday - Friday will be shipped on the same day. 

Orders placed after this time will be shipped on the following business day,

Please note, we are closed at weekends, as well as English Bank Holidays.

Returns Policy

Our refund policy can be found at the following address: https://esupplyline.com/policies/refund-policy.

Further Information

You can contact us for further information on our shipping policies using the following:

Phone: 01953 711 881

Email: sales@esupplyline.com

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3M Scotch Vinyl Electrical Tape Super 88

3M Scotch Super 88 is a premium-grade all-weather PVC electrical insulating tape engineered for demanding professional and industrial applications requiring superior performance across extreme conditions. The combination of elastic PVC backing and aggressive rubber-resin adhesive delivers moisture-tight electrical and mechanical protection with superior conformability and adhesion reliability. Extended temperature capability from -18°C to +105°C accommodates cold-weather installations and high-temperature industrial equipment, whilst built-in corrosion inhibition protects electrical conductors. UL, CSA, and VDE approvals confirm professional-grade compliance for safety-critical applications.

Key Features

  • 600V Professional Electrical Rating — Certified for professional electrical applications, delivering dependable insulation for low to medium voltage protection.
  • Aggressive Rubber-Resin Adhesive — Formulated for aggressive bonding even in challenging conditions - moisture, low temperatures, and irregular surfaces.
  • Extended Temperature Range — Maintains performance from -18°C to +105°C, accommodating cold-climate installations and high-temperature industrial equipment without performance degradation.
  • Elastic PVC Backing — Elastic backing provides conformability to irregular cable shapes and thermal cycling accommodation without cracking or delamination.
  • Corrosion Inhibitor Technology — Built-in chemistry actively prevents corrosion of electrical conductors, extending cable life and maintaining electrical reliability.
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Description

Professional-Grade Performance Beyond Standard Electrical Tape

Standard electrical tapes often fail in demanding conditions—poor adhesion in cold weather, inadequate moisture protection, or breakdown at high temperatures. Professional installations require tape engineered for reliability and durability. Scotch Super 88 addresses professional expectations through formulation and testing meeting UL, CSA, and VDE standards—independent verification of performance in safety-critical applications.

Aggressive Adhesive for Challenging Bonding Conditions

Cable surfaces often challenge adhesion—moisture from outdoor exposure, low temperatures reducing adhesive flow, dust or light contamination. Super 88's aggressive rubber-resin adhesive formulation addresses these challenges through chemistry maintaining tack and adhesion even in suboptimal conditions. This aggression means reliable bonding on first application without requiring perfection in surface preparation.

Extended Temperature Performance for Industrial Diversity

Industrial applications present temperature extremes—arctic outdoor installations, equipment adjacent to heat sources, seasonal temperature swings. Super 88's -18°C to +105°C range accommodates this full spectrum. At -18°C, when standard tapes would become rigid and brittle, Super 88 maintains conformability. At +105°C, when many alternatives would soften or delaminate, Super 88 maintains mechanical integrity.

Elastic Backing for Thermal Cycling and Flexibility

Rigid tape backings crack when temperature changes cause expansion and contraction. Elastic PVC backing accommodates thermal cycling without cracking—the material flexes with temperature changes rather than resisting them. This elasticity is particularly valuable in outdoor applications experiencing large temperature swings and in high-temperature environments where rigid carriers would ultimately fail.

Moisture-Tight Protection for Wet Environments

Moisture penetration degrades insulation and promotes corrosion. Scotch Super 88 provides moisture-tight sealing—the tape creates a barrier preventing water ingress. This protection is critical in outdoor installations, underground cables, and industrial environments with humidity or spray exposure.

Built-In Corrosion Inhibition for Conductor Protection

Freshly exposed copper and aluminium oxidise rapidly, particularly in humid environments. Super 88's corrosion inhibitor chemistry directly protects electrical conductors from oxidation and galvanic corrosion. This active protection extends cable life and maintains electrical properties beyond what passive moisture exclusion alone would provide.

Consistent Electrical Strength in Wet Conditions

Some electrical tapes degrade electrically when wet—insulation resistance drops, creating shock hazards. Scotch Super 88 maintains consistent electrical strength even when wet, confirming formulation stability across diverse conditions. This wet performance is particularly critical for applications where water exposure is unavoidable.

Professional Compliance and Independent Verification

UL, CSA, and VDE certifications represent rigorous third-party testing verifying performance claims. These approvals are required for many professional installations—electricians, facilities managers, and engineers can specify Super 88 with confidence that independent testing validates safety and performance.

More Information

Application Instructions

Ensure the wire or cable is clean and dry. Remove dirt, moisture, grease, and contamination before application—even minor moisture reduces adhesion.

Verify the cable is de-energised. Safety requires power disconnection and verification before handling electrical conductors.

Begin taping at the junction or repair point. Start application at the centre of the area requiring insulation, wrapping outward.

Apply firm, consistent wrapping tension. Use steady pressure as tape spirals around the cable—avoid loose application or excessive stretching that degrades conformability.

Overlap each wrap by 50% minimum. Successive wraps should cover half the previous layer, ensuring continuous insulation without gaps.

Stretch the tape slightly as it wraps. Light stretching activates aggressive adhesive and ensures conformability around cable circumference.

Extend beyond the damage or junction point. For repairs, extend insulation at least 25 mm beyond the damaged area on both sides.

Press the tape firmly to activate adhesion. After wrapping, press the entire wrapped surface firmly with hand or roller to ensure full adhesive transfer.

Continue until the wrapped area is completely covered. Build sufficient layers (typically 3–4 at 50% overlap) to restore original insulation thickness.

Allow brief setting time before energising. Wait several minutes, particularly in cold conditions, before restoring power to allow adhesive to reach full strength.

Verify complete coverage visually. Inspect the wrapped area to confirm no copper or core material is visible—complete coverage is essential for electrical safety.

Test electrical continuity if possible. For critical installations, confirm electrical properties after application using appropriate testing equipment.

Specifications

Product Type Premium-grade PVC electrical insulating tape

Format Roll in multiple widths and lengths

Material Polyvinyl chloride (PVC)

Backing Type Elastic PVC

Adhesive Type Rubber-resin (aggressive formulation)

Voltage Rating 600V

Temperature Operating Range -18°C to +105°C

Temperature Fahrenheit 0°F to 220°F

Elongation at Break 250% (exceptional flexibility)

Flame-Retardant Yes

Professional Grade Certified professional-grade tape

Certifications UL, CSA, VDE approved

UV Resistant Yes (all-weather capability)

Primary Colours Multiple standard electrical colours (exact selection depends on distributor)

Available Widths 19 mm, 25 mm, 38 mm, 50 mm

Available Lengths 20 m, 20.1 m, 32.9 m (corresponding to 36 yd, 66 ft, 82 ft)

Tape Thickness 0.22 mm (8 mil or 8.5 mil depending on width)

Electrical Safety Insulation resistance >10⁶ megohms

Adhesion Type Aggressive bonding suitable for challenging conditions

Moisture Protection Moisture-tight sealing preventing water ingress

Corrosion Inhibitor Built-in chemistry protecting conductors from oxidation

Electrical Strength Maintains consistent performance even when wet

Mechanical Protection Superior mechanical abrasion resistance

Conformability Elastic backing conforms to irregular cable shapes

Thermal Cycling Tolerates temperature extremes without cracking or delamination

Cold-Weather Performance Maintains tackiness and conformability at -18°C

High-Temperature Performance Maintains integrity up to 105°C continuous operation

Shelf Life 5 years with proper storage

Smallest Saleable Unit Individual roll

Primary Application Electrical wire and cable insulation

Secondary Applications Cable repair, high-temperature applications, cold-weather installations

Professional Use Approved for professional electrical installation and maintenance

Industrial Grade Suitable for industrial equipment and machinery

Weather Resistance All-weather performance for outdoor applications

Market Sectors Professional electrical, industrial maintenance, utilities, construction

HS Code 3919.10

Documents

FAQs

What's the main difference between Scotch Super 88 and standard electrical tapes, and why is it premium-grade?

Scotch Super 88 is premium-grade because it combines several advantages—aggressive adhesive for reliable bonding in challenging conditions, elastic backing that flexes with temperature changes rather than cracking, extended temperature range (-18°C to +105°C versus typical -10°C to +80°C), and built-in corrosion inhibition. The aggressive adhesive particularly distinguishes it—it bonds reliably even on damp cable, at low temperatures, or on dusty surfaces where standard tape might fail. This reliability justifies the premium positioning for professional applications where failure is not an option.

Is Scotch Super 88 suitable for both high-temperature equipment and cold-weather outdoor installations?

Yes, absolutely. The -18°C to +105°C range accommodates both extremes without compromise. At -18°C (cold outdoor installations), the elastic backing remains conformable when rigid tapes would become brittle, and the aggressive adhesive maintains tackiness. At +105°C (industrial high-temperature equipment), the tape maintains mechanical integrity without softening excessively. This dual-extreme performance is unusual—most electrical tapes excel in one condition but not both. Super 88's premium formulation delivers consistent performance across the complete temperature spectrum.

What does the built-in corrosion inhibitor do, and why is it important?

The corrosion inhibitor chemistry actively prevents oxidation of copper and aluminium conductors. When electrical cables are freshly stripped, abraded, or exposed to harsh environments, bare metal oxidises rapidly—particularly in humidity or salt-spray environments. This oxidation increases resistance, reducing electrical performance and potentially generating heat. The corrosion inhibitor prevents this oxidation, extending cable life and maintaining electrical properties. This protection is particularly valuable in marine environments, humid climates, or long-term outdoor installations.

Can Scotch Super 88 be used in wet conditions or rain during application, or must it be applied to completely dry cable?

Optimal results require clean, dry cable—moisture reduces initial adhesion and compromises bond quality. However, Super 88's aggressive adhesive formulation tolerates light surface moisture better than many alternatives. For wet conditions, dry the cable as much as possible first, then apply Super 88; the aggressive adhesive will likely achieve acceptable bonding even with minor residual moisture. For completely soaked or wet cable, wait for drying if time permits; the effort invested in proper preparation yields superior long-term performance.

Product Product subtotal Quantity Price Product subtotal
3M Scotch Vinyl Electrical Tape Super 88T8819
3M Scotch Vinyl Electrical Tape Super 88T8819
£10.99/ea 		£0.00
£10.99/ea £0.00