C13 vs C15 Power Cable – What’s the Difference?

May 08, 2026
Power Cables
C13 vs C15 Power Cable – What’s the Difference?

DKURVE POWER CABLES


IEC C13 is one of the most commonly used computer and server power connectors worldwide.

A C13 connector is usually connected with:

The C13 connector mates with a C14 inlet commonly found on IT equipment.


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What is an IEC C15 Power Cable?

DKURVE C14 TO C15 POWER CABLE

IEC C15 connectors are designed for high-temperature applications where standard C13 cables may not be suitable.

C15 cables are commonly used for:

  • Cisco switches
  • High-performance servers
  • Enterprise networking equipment
  • PoE switches
  • Data center hardware
  • High-temperature IT devices

The IEC C15 connector includes a small notch that differentiates it from a standard C13 connector.


Common Cable Combination


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Main Difference Between C13 and C15 Power Cables


IEC C13

  • Standard temperature applications
  • Common computer equipment
  • No notch on connector
  • Lower heat tolerance

IEC C15

  • High-temperature applications
  • Enterprise networking equipment
  • Notch on connector
  • Higher heat resistance

Why Choosing the Correct Cable Matters


Using the wrong cable for enterprise networking equipment may:

  • Cause overheating
  • Reduce equipment lifespan
  • Lead to unstable power delivery
  • Increase safety risks

That is why professional IT installers prefer high-quality full copper power cables for servers, switches, UPS systems, and rack PDUs.

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Why Choose DKURVE Full Copper Power Cables?


DKURVE IEC power cables are manufactured using heavy-duty full copper conductors for better safety and performance.

Benefits include:

  • Stable power transmission
  • Lower heat generation
  • Better conductivity
  • Durable molded connectors
  • Reliable long-term performance
  • Suitable for 24/7 server environments

Available cable sizes:

  • 1.8m
  • 3m
  • 5m
  • 10m

Available conductor thickness:

  • 1.0mm²
  • 1.5mm²
  • 2.5mm² heavy-duty versions


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