3M HF625 Round Conductor Flat Cable

3M HF625 Round Conductor Flat Cable offers a 300V voltage rating, a 60.5pF/m unbalanced capacitance rating, and 28AWG stranded conductors. The HF625 series is zippable for branching or discrete termination and features Low Smoke Zero Halogen (LSZH). 3M HF625 Round Conductor Flat Cable has a broad operating temperature from -40°C to +105°C. 


  • Low Smoke Zero Halogen (LSAH) 
  • Broad operating temperature range
  • 28AWG stranded conductors with a 1mm pitch
  • Zippable for branching or discrete terminations


  • 300V voltage rating
  • >1× 1010Ω/3m [10ft] insulation resistance
  • Characteristic impedance
    • 85Ω unbalanced
    • 144Ω balanced
  • Capacitance
    • 60.5pF/m (18.44pF/ft) unbalanced
    • 33.8pF/m (10.29pF/ft) balanced
  • Inductance
    • 0.43μH/m (0.13μH/ft) unbalanced
    • 0.69μH/m (0.21μH/ft) balanced
  • Velocity of propagation
    • 65% unbalanced
    • 69% balanced
  • -40°C to +105°C operating temperature range
  • Dark gray polyolefin (PO) insulation
Published: 2019-05-09 | Updated: 2023-05-10