Alpha Wire

FIT® Heat Shrink Tubing

Alpha Wire’s broad range of FIT heat-shrink tubing is ideal for solving many challenges in electrical and electronic wiring

Image of Alpha Wire's FIT® Heat Shrink TubingAlpha Wire's FIT heat-shrink tubing offers a reliable way to protect and seal terminations while adding additional mechanical ruggedness. The Alpha Wire FIT line consists of a wide range of general-purpose and special purpose styles, materials, and tubing types, each having unique attributes that provide solutions for use in the broadest possible range of applications and environments.

Made from premium compounds under the tightest manufacturing controls, FIT will consistently have excellent physical characteristics.

FIT-221B Features
  • General purpose protection and repair
  • Identification and beautifying substrates
  • Insulation from environment
  • Reduced longitudinal shrinkage
  • Use with XTRA-GUARD® 1
  • Resistance to water, fungus, UV light (black only)
  • Operating temperature: -55°C to +135°C
  • Shrinkage ratio: approximately 2 to 1 at 121°C

FIT®

ImageManufacturer Part NumberDescriptionInner Diameter - SuppliedAvailable QuantityPrice
HEATSHRINK 1/2 IN X 150FT BLACKF221B1/2 BK201HEATSHRINK 1/2 IN X 150FT BLACK0.500" (12.70mm)16 - Immediate$1,074.11View Details
HEATSHRK BLK 1/2X1" 50=50PCF221B1/2 BK201HEATSHRK BLK 1/2X1" 50=50PC0.500" (12.70mm)0 - Immediate$0.58View Details
HEATSHRK BLK 1/2X1.5" 50=50PCF221B1/2 BK201HEATSHRK BLK 1/2X1.5" 50=50PC0.500" (12.70mm)1095 - Immediate$0.74View Details
HEATSHRK BLK 1/2X2" 50=50PCF221B1/2 BK201HEATSHRK BLK 1/2X2" 50=50PC0.500" (12.70mm)0 - Immediate$0.91View Details
HEATSHRK BLK 1/2X3" 50=50PCF221B1/2 BK201HEATSHRK BLK 1/2X3" 50=50PC0.500" (12.70mm)150 - Immediate$1.22View Details
HEATSHRINK 1/2 IN X 4FT BLACKF221B1/2 BK210HEATSHRINK 1/2 IN X 4FT BLACK0.500" (12.70mm)4834 - Immediate$42.39View Details
HEATSHRK BLK 1/2X4" 50=50PCF221B1/2 BK201HEATSHRK BLK 1/2X4" 50=50PC0.500" (12.70mm)1000 - Immediate$1.53View Details
HEATSHRK BLK 1/2X6" 50=50PCF221B1/2 BK201HEATSHRK BLK 1/2X6" 50=50PC0.500" (12.70mm)0 - Immediate$2.14View Details
HEATSHRK BLK 1/2X0.5" 50=50PCF221B1/2 BK201HEATSHRK BLK 1/2X0.5" 50=50PC0.500" (12.70mm)0 - Immediate$0.40View Details
HEATSHRK BLK 1/2X0.75" 50=50PCF221B1/2 BK201HEATSHRK BLK 1/2X0.75" 50=50PC0.500" (12.70mm)0 - Immediate$0.49View Details
Published: 2012-06-29

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Selecting the Appropriate Heat Shrink Tubing Heat shrink tubing is a specially designed casing that is widely used for the insulation and corrosion protection of various wiring harnesses, solder joints.