The Brady B-342 PermaSleeve PS Heat-Shrink Polyolefin wire marking sleeves combine speed, ease of use, and permanence to create long-lasting, high quality identification. These wire markers feature a 3:1 heat shrinkable sleeve fit snugly around wires for maximum insulation protection and permanent identification. They are fade-resistant and smudge-proof for superior aesthetic appearance. These Brady sleeves are cold resistant and flame-retardant with an operating temperature of -67°F to 275°F (-55°C to 135°C).
The Brady 3PS-250-2-BK-4 is also known as BRA -3PS2502BK4 or 3PS2502BK4