The Cisco CAB-SPWR-30CM= is a 30 cm (1-foot) StackPower cable designed to link compatible Cisco Catalyst and Meraki network switches.

Key Specifications:

Length: 30 cm (approximately 1 foot / 11.8 inches)

Type: StackPower stacking/power-sharing cable (distinct from standard data StackWise cables)

Modes Supported: Power-sharing and power redundancy mode

Compatible Switch Series:

Cisco Catalyst 3750-X Series

Cisco Catalyst 3850 Series

Cisco Catalyst 9300 Series

Cisco Meraki MS390 Series (using the -M variant)

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