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Cable Distance Calculator

Calculate maximum cable run distances by cable type and speed application

Select the cable category or fiber type. Each has different frequency ratings and maximum supported distances.
The Ethernet speed standard. Higher speeds generally require shorter cable runs or better cable grades.

Cable Run Specifications

Maximum Distancem
Signal Attenuation at MaxdB
Recommended Max (with 10% margin)m
Supported

Comparison Table

References: TIA-568 (structured cabling), IEEE 802.3 (Ethernet standards), ISO/IEC 11801 (generic cabling). Distances based on published IEEE standards for each cable category and speed.