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 - 3.937" (100 mm) ID - 3:1 Ratio - Heavy Wall Adhesive Lined - Polyolefin - Semi Rigid - Flame Retardant - Black

Dunbar®
$59.40 - $433.68
Starting at $59.40
$59.40 - $433.68
$59.40
In stock
  • Length(s) - 4, 40 Feet
Leadtime: Same Day
$59.40 - $433.68
Starting at $59.40
$59.40 - $433.68
$59.40

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

Kable Kontrol®
$93.12 - $93.12
$93.12
$93.12 - $93.12
$93.12
In stock
  • Length(s) - 500 Feet
Leadtime: Same Day
$93.12 - $93.12
$93.12
$93.12 - $93.12
$93.12

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

Kable Kontrol®
$101.37 - $101.37
$101.37
$101.37 - $101.37
$101.37
In stock
  • Length(s) - 500 Feet
Leadtime: Same Day
$101.37 - $101.37
$101.37
$101.37 - $101.37
$101.37

Heat Shrink Tubing - 3.543" (90 mm) ID - 3:1 Ratio - Flame Retardant Heavy Wall Adhesive Lined - Black

Dunbar®
$57.43 - $57.43
$57.43
$57.43 - $57.43
$57.43
In stock
  • Length(s) - 4 Feet
Leadtime: Same Day
$57.43 - $57.43
$57.43
$57.43 - $57.43
$57.43

Heat Shrink Tubing - 1.701" (43 mm) ID - 3:1 Ratio - Heavy Wall Adhesive Lined - Polyolefin - Semi Rigid - Flame Retardant - Black

Dunbar®
$42.48 - $620.16
Starting at $42.48
$42.48 - $620.16
$42.48
In stock
  • Length(s) - 4, 80 Feet
Leadtime: Same Day
$42.48 - $620.16
Starting at $42.48
$42.48 - $620.16
$42.48

Heat Shrink Tubing - 3/16 " ID - 3:1 Ratio - Flame Retardant - Dual Wall Adhesive Lined Polyolefin - Black - M23053/4

Dunbar®
$5.52 - $1,512.00
Starting at $5.52
$5.52 - $1,512.00
$5.52
In stock
  • Length(s) - 4, 250, 1500 Feet
Leadtime: Same Day
$5.52 - $1,512.00
Starting at $5.52
$5.52 - $1,512.00
$5.52

Heat Shrink Tubing - 3/4" ID - 3:1 Ratio - Dual Wall Polyolefin - Semi Rigid - Flame Retardant - Black - M23053/4-106-0

Dunbar®
$17.30 - $1,010.56
Starting at $17.30
$17.30 - $1,010.56
$17.30
In stock
  • Length(s) - 4, 320 Feet
Leadtime: Same Day
$17.30 - $1,010.56
Starting at $17.30
$17.30 - $1,010.56
$17.30

Heat Shrink Tubing - 1.299" (33 mm) ID - 3:1 Ratio - Heavy Wall Adhesive Lined - Polyolefin - Semi Rigid - Flame Retardant - Black

Dunbar®
$24.66 - $540.00
Starting at $24.66
$24.66 - $540.00
$24.66
In stock
  • Length(s) - 4, 120 Feet
Leadtime: Same Day
$24.66 - $540.00
Starting at $24.66
$24.66 - $540.00
$24.66

Heat Shrink Tubing - 1/4 " ID - 3:1 Ratio - Flame Retardant - Dual Wall Adhesive Lined Polyolefin - Black - M23053/4-302-0

Dunbar®
$5.98 - $1,365.00
Starting at $5.98
$5.98 - $1,365.00
$5.98
In stock
  • Length(s) - 4, 250, 1250 Feet
Leadtime: Same Day
$5.98 - $1,365.00
Starting at $5.98
$5.98 - $1,365.00
$5.98

Heat Shrink Tubing - 1/2 " ID - 3:1 Ratio - Flame Retardant - Dual Wall Adhesive Lined Polyolefin - Black - M23053/4-303-0

Dunbar®
$10.44 - $762.40
Starting at $10.44
$10.44 - $762.40
$10.44
In stock
  • Length(s) - 4, 100, 400 Feet
Leadtime: Same Day
$10.44 - $762.40
Starting at $10.44
$10.44 - $762.40
$10.44

Heat Shrink Tubing - 0.276" (7 mm) ID - 3:1 Ratio - Heavy Wall Adhesive Lined - Polyolefin - Semi Rigid - Flame Retardant - Black

Dunbar®
$12.56 - $1,146.00
Starting at $12.56
$12.56 - $1,146.00
$12.56
In stock
  • Length(s) - 4, 500 Feet
Leadtime: Same Day
$12.56 - $1,146.00
Starting at $12.56
$12.56 - $1,146.00
$12.56

Heat Shrink Tubing - 1.098" (28 mm) ID - 3:1 Ratio - Heavy Wall Adhesive Lined - Polyolefin - Semi Rigid - Flame Retardant - Black

Dunbar®
$23.96 - $699.52
Starting at $23.96
$23.96 - $699.52
$23.96
In stock
  • Length(s) - 4, 160 Feet
Leadtime: Same Day
$23.96 - $699.52
Starting at $23.96
$23.96 - $699.52
$23.96

Heat Shrink Tubing - 0.402" (10 mm) ID - 3:1 Ratio - Heavy Wall Adhesive Lined - Polyolefin - Semi Rigid - Flame Retardant - Black

Dunbar®
$12.78 - $1,167.00
Starting at $12.78
$12.78 - $1,167.00
$12.78
In stock
  • Length(s) - 4, 500 Feet
Leadtime: Same Day
$12.78 - $1,167.00
Starting at $12.78
$12.78 - $1,167.00
$12.78

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

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

Heat Shrink Tubing - 0.512" (13 mm) ID - 3:1 Ratio - Heavy Wall Adhesive Lined - Polyolefin - Semi Rigid - Flame Retardant - Black

Dunbar®
$17.42 - $1,591.00
Starting at $17.42
$17.42 - $1,591.00
$17.42
In stock
  • Length(s) - 4, 500 Feet
Leadtime: Same Day
$17.42 - $1,591.00
Starting at $17.42
$17.42 - $1,591.00
$17.42

Heat Shrink Tubing - 5.512" (140mm) - 3:1 Ratio - Dual Wall Adhesive Lined - Polyolefin - Semi Rigid - Flame Retardant - Black

Dunbar®
$119.22 - $435.16
Starting at $119.22
$119.22 - $435.16
$119.22
In stock
  • Length(s) - 4, 20 Feet
Leadtime: Same Day
$119.22 - $435.16
Starting at $119.22
$119.22 - $435.16
$119.22

Heat Shrink Tubing - 2.953" (75mm) - 3:1 Ratio - Dual Wall Adhesive Lined - Polyolefin - Semi Rigid - Flame Retardant - Black

Dunbar®
$69.70 - $508.72
Starting at $69.70
$69.70 - $508.72
$69.70
In stock
  • Length(s) - 4, 40 Feet
Leadtime: Same Day
$69.70 - $508.72
Starting at $69.70
$69.70 - $508.72
$69.70

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

Dunbar®
$530.20 - $1,161.00
Starting at $530.20
$530.20 - $1,161.00
$530.20
In stock
  • Length(s) - 100, 300 Feet
Leadtime: Same Day
$530.20 - $1,161.00
Starting at $530.20
$530.20 - $1,161.00
$530.20

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

Dunbar®
$176.00 - $642.50
Starting at $176.00
$176.00 - $642.50
$176.00
In stock
  • Length(s) - 250, 1250 Feet
Leadtime: Same Day
$176.00 - $642.50
Starting at $176.00
$176.00 - $642.50
$176.00

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

Dunbar®
$148.00 - $756.00
Starting at $148.00
$148.00 - $756.00
$148.00
In stock
  • Length(s) - 250, 1750 Feet
Leadtime: Same Day
$148.00 - $756.00
Starting at $148.00
$148.00 - $756.00
$148.00

Heat Shrink Tubing - 3/32" ID - 3:1 Ratio - Single Wall Polyolefin - Flexible - Flame Retardant - Black - M23053/5-402-0

Dunbar®
$201.00 - $1,029.00
Starting at $201.00
$201.00 - $1,029.00
$201.00
In stock
  • Length(s) - 500, 3500 Feet
Leadtime: Same Day
$201.00 - $1,029.00
Starting at $201.00
$201.00 - $1,029.00
$201.00

Heat Shrink Tubing - 5.118" (130 mm) ID - 3:1 Ratio - Heavy Wall Adhesive Lined - Polyolefin - Semi Rigid - Flame Retardant - Black

Dunbar®
$83.80 - $305.92
Starting at $83.80
$83.80 - $305.92
$83.80
In stock
  • Length(s) - 4, 20 Feet
Leadtime: Same Day
$83.80 - $305.92
Starting at $83.80
$83.80 - $305.92
$83.80

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

Kable Kontrol®
$473.71 - $473.71
$473.71
$473.71 - $473.71
$473.71
In stock
Leadtime: Same Day
$473.71 - $473.71
$473.71
$473.71 - $473.71
$473.71

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

Kable Kontrol®
$561.25 - $561.25
$561.25
$561.25 - $561.25
$561.25
In stock
  • Length(s) - 100 Feet
Leadtime: Same Day
$561.25 - $561.25
$561.25
$561.25 - $561.25
$561.25