Stranded Cable  Calculators

The two spreadsheets below can be used to calculate the mix of horizontal and patch cable that will produce a compliant channel. For more information, please see our whitepaper: Channel Requirements and the Length of Stranded Cable

Jump to Cat 5e/6 calculator Jump to Cat 6a calculator

Cat 5e/6 cable length calculator

Change the Horizontal Cable Length to see updated values. All lengths are in meters.

Patch Cable Gauge D H C T
Patch
De-rating		 Horizontal Cable Length Total Patch Length
(Cat 5e/6 stranded cable)		 Total Channel Length
(must be less than 100m)
24 0.2 85.0 85.0
64.2 89.2
43.3 93.3
22.5 97.5
26 0.5 68.0 68.0
51.3 76.3
34.7 84.7
4.0 100.0
28 0.95 52.3 52.3
39.5 64.5
6.2 96.2
10.0 92.5
22* 0 100.0 100.0
75.0 100.0
50.0 100.0
0.0 100.0

*22 AWG does not have a de-rating.

Cat 5e/6 equation for patch cable length: C=(102-H)/(1+D)
Maximum Length Limit: T=H+C, T≤100 meters

Cat 6a cable length calculator

Change the Horizontal Cable Length to see updated values. All lengths are in meters.

Patch Cable Gauge D H C T
Patch
De-rating		 Horizontal Cable Length Total Patch Length
(Cat 6a stranded cable)		 Total Channel Length
(must be less than 100m)
24 0.2 87.5 87.5
66.7 91.7
45.8 95.8
25.0 100.0
26 0.5 70.0 70.0
53.3 78.3
36.7 86.7
10.0 100.0
28 0.95 53.8 53.8
41.0 66.0
7.7 97.7
11.5 94.0
22* 0 100.0 100.0
75.0 100.0
50.0 100.0
0.0 100.0

*22 AWG does not have a de-rating.

Cat 6a equation for patch cable length: C=(105-H)/(1+D)
Maximum Length Limit: T=H+C, T≤100 meters

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