Skip to content
AUTOMATIC FREE SHIPPING $49+
AUTOMATIC FREE SHIPPING $49+

3:1 Ratio - Heat Shrink Tubing

Our 3 to 1 shrink ratio heat shrink tubing is designed to provide a snug and secure fit for a wide range of applications. This. . . Show More >>>

Heat Shrink Tubing - 3/4" ID - 3:1 Ratio - Single Wall Polyolefin - Flexible - Flame Retardant - Brown

Kable Kontrol®
Original price $70.83 - Original price $70.83
Original price
$70.83
$70.83 - $70.83
Current price $70.83
In stock
  • Length(s) - 100 Feet
Leadtime: Same Day
Original price $70.83 - Original price $70.83
Original price
$70.83
$70.83 - $70.83
Current price $70.83

Heat Shrink Tubing - 3/8" ID - 3:1 Ratio - Single Wall Polyolefin - Flexible - Flame Retardant - Blue

Kable Kontrol®
Original price $70.98 - Original price $70.98
Original price
$70.98
$70.98 - $70.98
Current price $70.98
In stock
  • Length(s) - 200 Feet
Leadtime: Same Day
Original price $70.98 - Original price $70.98
Original price
$70.98
$70.98 - $70.98
Current price $70.98

Sumitube W3B2 Heat Shrink Tubing - 1/4" Inside Diameter - 3:1 Shrink Ratio - Dual Wall Adhesive Lined - UL / CSA / SAE Recognized - Black

Sumitube
Original price $4.08 - Original price $4.08
Original price
$4.08
$4.08 - $4.08
Current price $4.08
In stock
  • Length(s) - 4 Feet
Leadtime: Same Day
Original price $4.08 - Original price $4.08
Original price
$4.08
$4.08 - $4.08
Current price $4.08

Heat Shrink Tubing - 2" - 3:1 Ratio - Dual Wall Adhesive Lined - Polyolefin - Flexible - Flame Retardant - Black

Dunbar®
Original price $41.47 - Original price $454.08
Original price
Starting at $41.47
$41.47 - $454.08
Current price $41.47
In stock
  • Length(s) - 4, 60 Feet
Leadtime: Same Day
Original price $41.47 - Original price $454.08
Original price
Starting at $41.47
$41.47 - $454.08
Current price $41.47

Heat Shrink Tubing - 3/8 " ID - 3:1 Ratio - Flame Retardant - Dual Wall Adhesive Lined Polyolefin - Brown - M23053/4

Dunbar®
Original price $10.12 - Original price $1,474.88
Original price
Starting at $10.12
$10.12 - $1,474.88
Current price $10.12
In stock
  • Length(s) - 4, 200, 800 Feet
Leadtime: Same Day
Original price $10.12 - Original price $1,474.88
Original price
Starting at $10.12
$10.12 - $1,474.88
Current price $10.12

Heat Shrink Tubing - 3/4 " ID - 3:1 Ratio - Flame Retardant - Dual Wall Adhesive Lined Polyolefin - White - M23053/4

Dunbar®
Original price $21.08 - Original price $1,230.59
Original price
Starting at $21.08
$21.08 - $1,230.59
Current price $21.08
In stock
  • Length(s) - 4, 320 Feet
Leadtime: Same Day
Original price $21.08 - Original price $1,230.59
Original price
Starting at $21.08
$21.08 - $1,230.59
Current price $21.08

Heat Shrink Tubing - 3/4 " ID - 3:1 Ratio - Flame Retardant - Dual Wall Adhesive Lined Polyolefin - Purple - M23053/4

Dunbar®
Original price $21.08 - Original price $1,230.59
Original price
Starting at $21.08
$21.08 - $1,230.59
Current price $21.08
In stock
  • Length(s) - 4, 320 Feet
Leadtime: Same Day
Original price $21.08 - Original price $1,230.59
Original price
Starting at $21.08
$21.08 - $1,230.59
Current price $21.08

Heat Shrink Tubing - 3/4 " ID - 3:1 Ratio - Flame Retardant - Dual Wall Adhesive Lined Polyolefin - Orange - M23053/4

Dunbar®
Original price $21.08 - Original price $1,230.59
Original price
Starting at $21.08
$21.08 - $1,230.59
Current price $21.08
In stock
  • Length(s) - 4, 320 Feet
Leadtime: Same Day
Original price $21.08 - Original price $1,230.59
Original price
Starting at $21.08
$21.08 - $1,230.59
Current price $21.08

Heat Shrink Tubing - 3/4 " ID - 3:1 Ratio - Flame Retardant - Dual Wall Adhesive Lined Polyolefin - Blue - M23053/4

Dunbar®
Original price $21.08 - Original price $1,230.59
Original price
Starting at $21.08
$21.08 - $1,230.59
Current price $21.08
In stock
  • Length(s) - 4, 320 Feet
Leadtime: Same Day
Original price $21.08 - Original price $1,230.59
Original price
Starting at $21.08
$21.08 - $1,230.59
Current price $21.08

Heat Shrink Tubing - 1/2" ID - 3:1 Ratio - Dual Wall Adhesive Lined Polyolefin - Flexible - Flame Retardant - Black

Kable Kontrol®
Original price $52.44 - Original price $91.60
Original price
Starting at $52.44
$52.44 - $91.60
Current price $52.44
  • Length(s) - 50, 100 Feet
Leadtime: Same Day
Original price $52.44 - Original price $91.60
Original price
Starting at $52.44
$52.44 - $91.60
Current price $52.44

Heat Shrink Tubing - 1-1/2 " ID - 3:1 Ratio - Flame Retardant - Dual Wall Adhesive Lined Polyolefin - Purple - M23053/4-305-7

Dunbar®
Original price $35.04 - Original price $639.32
Original price
Starting at $35.04
$35.04 - $639.32
Current price $35.04
In stock
  • Length(s) - 4, 100 Feet
Leadtime: Same Day
Original price $35.04 - Original price $639.32
Original price
Starting at $35.04
$35.04 - $639.32
Current price $35.04

Heat Shrink Tubing - 1-1/2 " ID - 3:1 Ratio - Flame Retardant - Dual Wall Adhesive Lined Polyolefin - Yellow - M23053/4-305-4

Dunbar®
Original price $35.04 - Original price $639.32
Original price
Starting at $35.04
$35.04 - $639.32
Current price $35.04
In stock
  • Length(s) - 4, 100 Feet
Leadtime: Same Day
Original price $35.04 - Original price $639.32
Original price
Starting at $35.04
$35.04 - $639.32
Current price $35.04

Heat Shrink Tubing - 1-1/2 " ID - 3:1 Ratio - Flame Retardant - Dual Wall Adhesive Lined Polyolefin - Orange - M23053/4-305-3

Dunbar®
Original price $35.04 - Original price $639.32
Original price
Starting at $35.04
$35.04 - $639.32
Current price $35.04
In stock
  • Length(s) - 4, 100 Feet
Leadtime: Same Day
Original price $35.04 - Original price $639.32
Original price
Starting at $35.04
$35.04 - $639.32
Current price $35.04

Heat Shrink Tubing - 1-1/2 " ID - 3:1 Ratio - Flame Retardant - Dual Wall Adhesive Lined Polyolefin - Brown - M23053/4-305-1

Dunbar®
Original price $35.04 - Original price $639.32
Original price
Starting at $35.04
$35.04 - $639.32
Current price $35.04
In stock
  • Length(s) - 4, 100 Feet
Leadtime: Same Day
Original price $35.04 - Original price $639.32
Original price
Starting at $35.04
$35.04 - $639.32
Current price $35.04

Heat Shrink Tubing - 1/2 " ID - 3:1 Ratio - Flame Retardant - Dual Wall Adhesive Lined Polyolefin - Clear

Dunbar®
Original price $12.67 - Original price $924.88
Original price
Starting at $12.67
$12.67 - $924.88
Current price $12.67
In stock
  • Length(s) - 4, 100, 400 Feet
Leadtime: Same Day
Original price $12.67 - Original price $924.88
Original price
Starting at $12.67
$12.67 - $924.88
Current price $12.67

Heat Shrink Tubing - 1/4 " ID - 3:1 Ratio - Flame Retardant - Dual Wall Adhesive Lined Polyolefin - Orange - M23053/4-302-3

Dunbar®
Original price $483.45 - Original price $1,765.50
Original price
Starting at $483.45
$483.45 - $1,765.50
Current price $483.45
In stock
  • Length(s) - 4, 250, 1250 Feet
Leadtime: Same Day
Original price $483.45 - Original price $1,765.50
Original price
Starting at $483.45
$483.45 - $1,765.50
Current price $483.45

Heat Shrink Tubing - 2" ID - 3:1 Ratio - Single Wall Polyolefin - Flexible - Flame Retardant - Black - M23053/5

Dunbar®
Original price $583.22 - Original price $1,277.10
Original price
Starting at $583.22
$583.22 - $1,277.10
Current price $583.22
In stock
  • Length(s) - 100, 300 Feet
Leadtime: Same Day
Original price $583.22 - Original price $1,277.10
Original price
Starting at $583.22
$583.22 - $1,277.10
Current price $583.22

Heat Shrink Tubing - 1-1/2" ID - 3:1 Ratio - Single Wall Polyolefin - Flexible - Flame Retardant - Gray - M23053/5-410-8

Dunbar®
Original price $425.48 - Original price $1,242.56
Original price
Starting at $425.48
$425.48 - $1,242.56
Current price $425.48
In stock
  • Length(s) - 100, 400 Feet
Leadtime: Same Day
Original price $425.48 - Original price $1,242.56
Original price
Starting at $425.48
$425.48 - $1,242.56
Current price $425.48

Heat Shrink Tubing - 1-1/2" ID - 3:1 Ratio - Single Wall Polyolefin - Flexible - Flame Retardant - Purple - M23053/5-410-7

Dunbar®
Original price $425.48 - Original price $1,242.56
Original price
Starting at $425.48
$425.48 - $1,242.56
Current price $425.48
In stock
  • Length(s) - 100, 400 Feet
Leadtime: Same Day
Original price $425.48 - Original price $1,242.56
Original price
Starting at $425.48
$425.48 - $1,242.56
Current price $425.48

Heat Shrink Tubing - 1-1/2" ID - 3:1 Ratio - Single Wall Polyolefin - Flexible - Flame Retardant - Brown - M23053/5-410-1

Dunbar®
Original price $425.48 - Original price $1,242.56
Original price
Starting at $425.48
$425.48 - $1,242.56
Current price $425.48
In stock
  • Length(s) - 100, 400 Feet
Leadtime: Same Day
Original price $425.48 - Original price $1,242.56
Original price
Starting at $425.48
$425.48 - $1,242.56
Current price $425.48

Heat Shrink Tubing - 3/8" ID - 3:1 Ratio - Single Wall Polyolefin - Flexible - Flame Retardant - Yellow - M23053/5-406-4

Dunbar®
Original price $198.44 - Original price $579.04
Original price
Starting at $198.44
$198.44 - $579.04
Current price $198.44
In stock
  • Length(s) - 200, 800 Feet
Leadtime: Same Day
Original price $198.44 - Original price $579.04
Original price
Starting at $198.44
$198.44 - $579.04
Current price $198.44

Heat Shrink Tubing - 1/4" ID - 3:1 Ratio - Single Wall Polyolefin - Flexible - Flame Retardant - Black - M23053/5-405-0

Dunbar®
Original price $193.60 - Original price $706.75
Original price
Starting at $193.60
$193.60 - $706.75
Current price $193.60
In stock
  • Length(s) - 250, 1250 Feet
Leadtime: Same Day
Original price $193.60 - Original price $706.75
Original price
Starting at $193.60
$193.60 - $706.75
Current price $193.60

Heat Shrink Tubing - 3/16" ID - 3:1 Ratio - Single Wall Polyolefin - Flexible - Flame Retardant - Black - M23053/5-404-0

Dunbar®
Original price $162.80 - Original price $831.60
Original price
Starting at $162.80
$162.80 - $831.60
Current price $162.80
In stock
  • Length(s) - 250, 1750 Feet
Leadtime: Same Day
Original price $162.80 - Original price $831.60
Original price
Starting at $162.80
$162.80 - $831.60
Current price $162.80

Heat Shrink Tubing - 1/4 " ID - 3:1 Ratio - Flame Retardant - Dual Wall Adhesive Lined Polyolefin - Clear

Dunbar®
Original price $8.91 - Original price $1,765.50
Original price
Starting at $8.91
$8.91 - $1,765.50
Current price $8.91
In stock
  • Length(s) - 4, 250, 1250 Feet
Leadtime: Same Day
Original price $8.91 - Original price $1,765.50
Original price
Starting at $8.91
$8.91 - $1,765.50
Current price $8.91