6 AWG / 2 AWG Bulk Thick Wall Heat Shrink Tubing

EPCO’s Bulk Thick Wall Heat Shrink Tubing delivers premium insulation for large-gauge electrical connections, offering the same durability, moisture resistance, and NEC compliance as our popular packaged Thick Wall HST. Designed for direct burial applications, this tubing ensures long-lasting protection for 6–2 AWG wires in residential, commercial, and industrial installations.

EPCO 6 AWG / 2 AWG Bulk Thick Wall Heat Shrink Tubing provides NEC-compliant, labor-saving, and environmentally resistant insulation, making it a trusted solution for contractors, electricians, and engineers. 

BENEFITS 

EPCO’s Bulk Thick Wall Heat Shrink Tubing delivers reliable, NEC-compliant insulation for large-gauge wires, providing labor savings, durability, and environmental protection in residential, commercial, and industrial applications. 

  • NEC Compliant & UL Listed – Meets safety standards for direct burial installations.
  • Labor-Saving Installation – Slides easily over 6–2 AWG wires and shrinks quickly for fast, efficient installation.
  • Customizable Lengths – Available in 4" to 48" cut lengths, allowing precise sizing and minimal waste.
  • Environmental Protection – Resists moisture, soil, UV, fungi, abrasion, and corrosion for long-term performance.
  • Cost-Efficient Bulk Option – Quoted per inch, allowing contractors to purchase exactly the length needed.
  • Premium Material – Same high-performance material as EPCO’s packaged Thick Wall HST tubing. 

FEATURES 

EPCO’s Bulk Thick Wall Heat Shrink Tubing is engineered for high-current wire protection, NEC compliance, and labor-saving installation. 

  • Direct Burial Rated & UL Listed – Ensures safe underground installations and NEC-compliant protection.
  • Custom Cut Lengths – Available from 4" to 48", providing flexibility for precise installation.
  • Wide Shrink Ratio – Fits 6 AWG to 2 AWG, reducing the need for multiple tubing sizes.
  • Durable Material – Resistant to abrasion, corrosion, UV exposure, fungi, and moisture, ensuring long-lasting performance.
  • Internal Adhesive & Sealant – Creates a moisture- and soil-resistant seal when heated.
  • Labor-Saving Installation – Slides easily over large wires and shrinks efficiently, saving time.
  • Premium Quality – Same high-performance material as EPCO’s packaged Thick Wall HST tubing.
  • Bulk Ordering Efficiency – Quoted per inch for cost-effective and flexible purchasing. 

TYPICAL APPLICATIONS 

  • Direct Burial Cable Connections – Ideal for insulating and sealing 6 AWG to 2 AWG power cable splices in underground installations.
  • Feeder and Branch Circuit Terminations – Provides a moisture- and soil-resistant seal for mid-size conductors in panels and junction boxes.
  • Commercial & Industrial Electrical Systems – Used to protect terminations in switchgear, motor control centers, and distribution equipment.
  • Renewable Energy Projects – Perfect for solar, wind, and battery storage installations requiring secure, code-compliant connections.
  • Outdoor and Harsh Environments – UV- and corrosion-resistant tubing ensures long-term protection for exposed terminations.
  • Marine, RV, and Off-Grid Applications – Shields mid-gauge cables from vibration, moisture, and abrasion in demanding settings.
6 AWG / 2 AWG Bulk Thick Wall Heat Shrink Tubing
Thick Wall Heat Shrink Tubing
Catalog Number
E00-903-0__
UPC Number
n/a
Item Description
Conductor Size: 6 AWG / 2 AWG
Order Unit
EA
Unit Quantity
1
Unit Package
BN
Unit Per Case
0
Total Case Quantity
0
Min. Order Quantity
1
Ship Weight
1.00lbs.
MM Req.
No
6-Inch 6 AWG/2 AWG Bulk Thick Wall Heat Shrink Tubing
Thick Wall Heat Shrink Tubing: One (1) 6-Inch Piece
Catalog Number
E00-903-006
UPC Number
13937
Item Description
Conductor Size: 6 AWG / 2 AWG
Order Unit
EA
Unit Quantity
1
Unit Package
BN
Unit Per Case
0
Total Case Quantity
0
Min. Order Quantity
1
Ship Weight
1.00lbs.
MM Req.
No
8-Inch 6 AWG/2 AWG Bulk Thick Wall Heat Shrink Tubing
Thick Wall Heat Shrink Tubing: One (1) 8-Inch Piece
Catalog Number
E00-903-008
UPC Number
13938
Item Description
Conductor Size: 6 AWG / 2 AWG
Order Unit
EA
Unit Quantity
1
Unit Package
BN
Unit Per Case
0
Total Case Quantity
0
Min. Order Quantity
1
Ship Weight
1.00lbs.
MM Req.
No
9-Inch 6 AWG/2 AWG Bulk Thick Wall Heat Shrink Tubing
Thick Wall Heat Shrink Tubing: One (1) 9-Inch Piece
Catalog Number
E00-903-009
UPC Number
13939
Item Description
Conductor Size: 6 AWG / 2 AWG
Order Unit
EA
Unit Quantity
1
Unit Package
BN
Unit Per Case
0
Total Case Quantity
0
Min. Order Quantity
1
Ship Weight
1.00lbs.
MM Req.
No
10-Inch 6 AWG/2 AWG Bulk Thick Wall Heat Shrink Tubing
Thick Wall Heat Shrink Tubing: One (1) 10-Inch Piece
Catalog Number
E00-903-010
UPC Number
13940
Item Description
Conductor Size: 6 AWG / 2 AWG
Order Unit
EA
Unit Quantity
1
Unit Package
BN
Unit Per Case
0
Total Case Quantity
0
Min. Order Quantity
1
Ship Weight
1.00lbs.
MM Req.
No
12-Inch 6 AWG/2 AWG Bulk Thick Wall Heat Shrink Tubing
Thick Wall Heat Shrink Tubing: One (1) 12-Inch Piece
Catalog Number
E00-903-012
UPC Number
13941
Item Description
Conductor Size: 6 AWG / 2 AWG
Order Unit
EA
Unit Quantity
1
Unit Package
BN
Unit Per Case
0
Total Case Quantity
0
Min. Order Quantity
1
Ship Weight
1.00lbs.
MM Req.
No
24-Inch 6 AWG/2 AWG Bulk Thick Wall Heat Shrink Tubing
Thick Wall Heat Shrink Tubing: One (1) 24-Inch Piece
Catalog Number
E00-903-024
UPC Number
13943
Item Description
Conductor Size: 6 AWG / 2 AWG
Order Unit
EA
Unit Quantity
1
Unit Package
BN
Unit Per Case
0
Total Case Quantity
0
Min. Order Quantity
1
Ship Weight
1.00lbs.
MM Req.
No
48-Inch 6 AWG/2 AWG Bulk Thick Wall Heat Shrink Tubing
Thick Wall Heat Shrink Tubing: One (1) 48-Inch Piece
Catalog Number
E00-903-048
UPC Number
13945
Item Description
Conductor Size: 6 AWG / 2 AWG
Order Unit
EA
Unit Quantity
1
Unit Package
BN
Unit Per Case
0
Total Case Quantity
0
Min. Order Quantity
1
Ship Weight
1.00lbs.
MM Req.
No
Frequently Asked Questions

Is this bulk heat shrink tubing NEC compliant?

Yes. It meets NEC 2026 standards for insulating 6–2 AWG electrical connections and is approved for direct burial installations.

Can this tubing be used for underground power cables?

Absolutely. It is UL Listed for direct burial, making it ideal for residential, commercial, and industrial projects.

What wire sizes does this tubing support?

It is designed for 6 AWG to 2 AWG wires, commonly used for high-current applications such as subpanels, feeders, and heavy-duty equipment wiring.

How do I order the correct length?

Specify the desired length in inches at the end of the part number. Example: One 13" piece → E00-902-013.

Is the tubing resistant to outdoor conditions?

Yes. It provides protection from moisture, UV, soil, fungi, abrasion, and corrosion, ensuring long-term performance.

Does this tubing include adhesive lining?

Yes. It features an internal adhesive and sealant layer that melts during heating, creating a secure, moisture-resistant seal.

Is the bulk tubing the same quality as packaged HST?

Yes. The bulk version is made from the exact same high-performance material as EPCO’s packaged Thick Wall HST tubing.

How is pricing calculated?

All bulk tubing is quoted per inch, providing cost-effective and precise purchasing for contractors.