UL21550

UL21550

Description

UL21550 FRPE Insulated Cable – 80°C / 30V Multi-Conductor Wire for Class 2 Internal Wiring

UL21550 is a UL-certified multi-conductor cable designed for internal wiring in Class 2 circuits. Rated for 80°C and 30 V, this cable features solid or stranded copper conductors, insulation complying with the manufacturer's AWM procedure, and an extruded FRPE jacket. It complies with the Horizontal Flame Test under UL 758 AWM standards, making it suitable for applications requiring flexibility and flame resistance.


 Key Features

  • Conductor: Solid or stranded copper, 40 AWG minimum

  • Insulation: Labeled or complies with manufacturer's AWM Procedure

  • Assembly: Two or more insulated conductors; barrier layer and/or fillers optional

  • Shield: Optional

  • Jacket: Extruded FRPE

    • For cables with a major diameter:

      • ≤ 0.700 inch: 15 mils minimum average thickness, 12 mils minimum at any point

      • 0.701–1.500 inch: 30 mils minimum average thickness, 24 mils minimum at any point

  • Temperature Rating: 80°C

  • Voltage Rating: 30 V

  • Flame Resistance: Passes Horizontal Flame Test

  • Standard: UL 758 AWM Style 21550

  • Application: Internal wiring in Class 2 circuits


 Common Applications

  • Internal wiring in electronic devices

  • Signal transmission in computers and peripherals

  • Control wiring in industrial equipment

  • Applications requiring flexible and flame-retardant wiring solutions


Conductor Resistance Reference (20°C, Ω/km)

AWG Size Max Resistance (Ω/km)
18 AWG 21.8
20 AWG 34.6
22 AWG 55.0
24 AWG 87.5
26 AWG 138

🔗 Related Products


🌐 External Technical Reference

UL iQ™ Style Page – UL21550


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  • multi-core Cable 02
  • 輪播圖 21550
  • 20250227 輪播圖(環境友善)
  • 20250227 輪播圖(專業認證)
  • multi-core Cable 02
  • 輪播圖 21550
  • 20250227 輪播圖(環境友善)
  • 20250227 輪播圖(專業認證)
  • Rated voltage
    30V
  • Rated temperature
    80℃
  • Fire Performances
    Horizontal flame
  • Conductor
    Solid / Stranded
  • Insulation
    UL Labeled
  • Bend Radius
    10X
  • Rated voltage
    30V
  • Rated temperature
    80℃
  • Fire Performances
    Horizontal flame
  • Conductor
    Solid / Stranded
  • Insulation
    UL Labeled
  • Bend Radius
    10X