Heat-Shrink Tubing
FIT®-221V Heat-Shrink Tubing
2:1 Shrink Ratio, XLPO, Low Shrink Temperature
AMS DTL-23053/5 Class 1
and 3
UL 224 VW-1
CSA 198
• Excellent general-purpose tubing
• Low shrink temperature
• Fastest recovery time
• Low water absorption
• UV resistant (black only)
Operating Temperature
• -55°C to +135°C
• -55°C to +125°C (UL, CSA) Shrink Temperature
• 90°C min.
• 121°C full recovery Material
• Cross-linked polyolefin Colors
• Black, white, red, yellow, green, blue Physical Properties
• Tensile strength: 1500 psi (10.34 N/mm2)
• Elongation: 200% min
• Longitudinal change: ±5%
• Specific gravity: 1.35
• Flame retardant
• Shelf life: 5 years at 18°C to 35°C Chemical Properties
• Corrosive effect: none
• Fungus resistance: no growth
• Water absorption: 0.5% max.
• Fluid resistance: 1000 psi (6.89 N/mm2)
• Lead free Electrical Properties
• 600 V (UL, CSA)
• Dielectric strength: 500 V/mil (197 kV/cm)
• Volume resistivity: 1014 ohm-cm Availability
See table
Spools may contain multiple lengths
The perfect FIT for any need
Need to protect a crimped terminal mechanically or environmentally? Color code wires for easy circuit identification? Make fast, reliable repairs to nicked or worn insulation? Whether your concerns are mechanical strain relief, environmental sealing, or organizing wires, Alpha Wire’s FIT® heat-shrink tubing is ideal for solving many challenges in electrical and electronic wiring.