When searching for voltage specifications for Tripp Lite’s P580 DisplayPort Cables, the following information may help.
As one example, part number P580-030:
Tripp Lite confirms that the rated voltage is 30VDC in the specifications of this device.
Applicable Part Numbers
TL718-ND
TL719-ND
TL720-ND
TL734-ND
TL1673-ND
95-P580-001-V4-ND
95-P580-010-V4-ND
95-P580F3-15M-8K6-ND
TL737-ND
95-P580-003-V4-ND
95-P580-006-V4-ND
TL735-ND
TL736-ND
TL2181-ND
95-P580F3-10M-8K6-ND
95-P580F3-20M-8K6-ND
TL2182-ND
95-P580AB-006-ND
95-P580F3-25M-8K6-ND
95-P580F3-30M-8K6-ND
95-P580-015-V4-ND
P580-003
P580-006
P580-010
P580-015
P580-001
P580-001-V4
P580-010-V4
P580F3-15M-8K6
P580-050
P580-003-V4
P580-006-V4
P580-020
P580-025
P580-030
P580F3-10M-8K6
P580F3-20M-8K6
P580-100
P580AB-006
P580F3-25M-8K6
P580F3-30M-8K6
P580-015-V4