3M Cold Shrink Tubing, Black 20.9mm Sleeve Dia. x 203mm Length, 8420 Series
- RS Stock No.:
- 251-7566
- Distrelec Article No.:
- 302-38-413
- Mfr. Part No.:
- 8424-8
- Brand:
- 3M
Bulk discount available
Subtotal (1 unit)*
£23.55
(exc. VAT)
£28.26
(inc. VAT)
FREE delivery for orders over £50.00
In Stock
- Plus 39 unit(s) shipping from 27 October 2025
- Plus 18 unit(s) shipping from 27 October 2025
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit |
|---|---|
| 1 - 14 | £23.55 |
| 15 - 49 | £22.35 |
| 50 + | £21.66 |
*price indicative
- RS Stock No.:
- 251-7566
- Distrelec Article No.:
- 302-38-413
- Mfr. Part No.:
- 8424-8
- Brand:
- 3M
Specifications
Technical Reference
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| Brand | 3M | |
| Sleeve Diameter | 20.9mm | |
| Colour | Black | |
| Shrunk Diameter | 2.54mm | |
| Sleeve Type | Cold Shrink | |
| Adhesive Lined | No | |
| Sleeve Length | 203mm | |
| Material | EPR | |
| Operating Temperature Range | -18 → +90 °C | |
| Halogen Free | No | |
| Series | 8420 | |
Select all | ||
|---|---|---|
Brand 3M | ||
Sleeve Diameter 20.9mm | ||
Colour Black | ||
Shrunk Diameter 2.54mm | ||
Sleeve Type Cold Shrink | ||
Adhesive Lined No | ||
Sleeve Length 203mm | ||
Material EPR | ||
Operating Temperature Range -18 → +90 °C | ||
Halogen Free No | ||
Series 8420 | ||
- COO (Country of Origin):
- US
3M EPDM Rubber Tubing
From 3M, this EPDM rubber tubing is perfect for cable and wiring protection in all kinds of applications. It’s robust and flexible construction means it is suitable for even challenging environments.
Features and Benefits
• Primary electrical insulation for all solid dielectric (rubber and plastic) insulated wire and cable splices rated up to 1000V
• Seals tight, retains its resilience and pressure even after prolonged years of ageing and exposure
• Simple installation, no torches, heat or tools required
• Accommodates a wide range of cable sizes
• Physical protection and moisture sealing for high voltage, air-insulated connectors and lugs such as spacer cable and lug connections to bus bar
• Resists moisture, acids and alkalis, ozone and ultraviolet light
• Seals tight, retains its resilience and pressure even after prolonged years of ageing and exposure
• Simple installation, no torches, heat or tools required
• Accommodates a wide range of cable sizes
• Physical protection and moisture sealing for high voltage, air-insulated connectors and lugs such as spacer cable and lug connections to bus bar
• Resists moisture, acids and alkalis, ozone and ultraviolet light
Applications
• Directly buriable or submersible
• Thick-walled to resist puncture and damage
• Ideal for indoor, outdoor or overhead use
• Temp range -18°C to +90°C
• Thick-walled to resist puncture and damage
• Ideal for indoor, outdoor or overhead use
• Temp range -18°C to +90°C
Available in this range
Why Choose 3M?
3M is a trusted name in connector and wiring solutions, providing high quality cables, connectors and accessories. From industrial computing to domestic applications, 3M provides the reliable and versatile product range you need.
3M Cold Shrink Tubing, EPDM Rubber, 3.8mm Wall Thickness - 8420 Series - 8424-8
Want to shield a cable from potential hazards? Put a seal on it with this cold shrink tubing from 3M. It delivers electrical insulation up to 1,000V, so you and your setup are protected against hazards. Installation is fuss-free – just slip the tubing over the wire, gently pull out the inner plastic coil, watch the insulating material shrink onto the cable and the job's done.
• Complies with NEMA Pub. No. PP-C1 water seal requirements for safe use in wet conditions
• 3.8mm wall thickness after shrinking provides good resistance to punctures and abrasion
• EPDM rubber body resists acids and UV rays for durability
• 3.8mm wall thickness after shrinking provides good resistance to punctures and abrasion
• EPDM rubber body resists acids and UV rays for durability
Applications
• Marine engineering
• Construction sites
• HVAC systems
• Construction sites
• HVAC systems
What cable sizes can I fit into this tubing?
It fits 10, 8, 6, 4, 2, 1 and 1/0AWG conductors, so it's a versatile option.