Cubicle Power and Data: How Workstation Wiring Works

Cubicle power and data travel through the furniture, not the walls. Power enters a run at one or more feed points, moves along a wired raceway built into the panel bases, and reaches each desk through receptacles that clip into that raceway. Data cable follows a parallel route in its own channel. Where those feed points land on your floor plan is the decision that determines whether install day is straightforward or turns into an electrician's change order.

The three ways power reaches a cubicle run

Every cubicle run needs at least one point where building power crosses into the furniture. There are three ways to make that crossing, and the right one is dictated by where the run sits on the floor plate rather than by preference.

The consequence shows up in leased space. A tenant who cannot core the slab and does not want poles across an open floor is left designing runs that reach a wall, which constrains the whole layout. That is far cheaper to discover on a drawing than on install day, which is why feed points belong on the plan before anything is ordered. Freedman's includes a free office layout and floor plan service that sets them alongside the furniture.

Powered panels versus non-powered panels

A powered panel has a factory-wired raceway built into its base. A non-powered panel is a divider and nothing else. In a run of twelve panels you do not need twelve powered panels, only the ones carrying the electrical path plus the ones where receptacles are required.

Both directions cost money. Specifying every panel as powered inflates the order for capacity nobody will use. Specifying too few boxes you in: adding power to a panel that was not built for it later means replacing the panel, not upgrading it. This is the single decision on the list that is genuinely difficult to reverse.

What is actually inside the raceway

The vocabulary matters when you are reading a quote, because these are the line items that appear on it.

• Infeed harness. The whip that connects the building side to the furniture side. One per feed point.
• Jumper. A short connector that carries the circuit from one panel raceway to the next, so a run is powered as a chain from a single infeed.
• Duplex receptacle. The outlet itself, which clips into the raceway. Count these per workstation rather than per panel.
• Circuit designation. Commercial modular systems commonly carry multiple circuits in one raceway. That is what lets you put general workstation loads on one circuit and reserve another for equipment that should not share.
• Data channel. A physically separate path in the same base for low voltage cable.

The multi-circuit line is worth checking when comparing quotes. Two systems can look identical on a spreadsheet while only one lets you segregate loads.

There is no universal number, and any article that gives you one is guessing. There is a method, and it is worth understanding because it is the calculation your electrical engineer will run.

A 20 amp branch circuit is derated to 80 percent for continuous load, which leaves 16 amps usable. Against that, add up what a single station actually draws: two monitors, a laptop dock, a task light, a phone. In most offices that total is modest and the circuit comfortably carries several stations. What breaks the arithmetic is the equipment nobody puts on the drawing. A single space heater under a desk can consume a large share of a circuit on its own, which is why buildings that permit them end up needing more circuits than the furniture plan assumed.

Sizing and circuit count are determined by a licensed electrician or electrical engineer against the National Electrical Code and your local authority having jurisdiction. Treat any number in a furniture quote as an assumption to be confirmed, not a specification.

Who does which part of the job

Three separate parties touch a powered cubicle install, and confusion about the boundary between them is a common source of schedule slip.

1. The furniture vendor supplies the panels, the raceway, the jumpers and the receptacles, and installs the system as furniture.
2. The licensed electrician handles the building side: pulling the circuits, terminating at the junction box or floor box, making the final connection to the infeed, and carrying the permit and inspection.
3. The low voltage contractor pulls and terminates the structured cabling from the telecom closet to the workstation faceplates.

Running data through cubicles

Data follows the same physical route as power but stays in its own channel. Cable is pulled from the telecom closet to the feed point, enters the panel base, travels the run in the data channel, and terminates at a faceplate at each station.

The constraint that catches people is distance. A balanced twisted pair Ethernet channel is limited to 100 meters, which is 328 feet, and that total includes the patch cords at both ends as well as the horizontal run. On a large floor plate, the far corner of a cubicle field can sit outside that limit from a single closet. That is a question for your cabling contractor at the plan stage, not a furniture question, but the cubicle layout is what determines the answer.

What to lock down before you order

Power and data are the parts of a cubicle order that cannot be adjusted after delivery without cost, so they belong at the front of the process.

• Feed point locations, checked against existing wall power, columns and any slab restrictions in your lease
• Which panels in each run are powered, and which are standard
• Receptacle count per workstation, based on what people will actually plug in
• Whether any station or room needs a circuit it does not share
• Data drop count per station and the distance from each run to the telecom closet

Footprint interacts with all of this. A 5 foot by 5 foot station, 1.52 by 1.52 meters, shortens the raceway path across a given run. A 6 foot by 6 foot station at 1.83 by 1.83 meters spreads the same headcount over more linear feet of panel. Panel height is a separate axis: Freedman's builds 53 inch panels at 1.35 meters and 67 inch panels at 1.70 meters, both covered in our complete guide to buying office cubicles.

Because Freedman's manufactures its cubicles in Tampa, panel configuration is set during production rather than picked from a fixed import catalog, and parts remain available when a floor is reconfigured years later. Our 6 foot by 6 foot six-pack workstation configuration is a common starting point for a first run, and the wider Tampa-built cubicle range covers the size and panel height combinations from there. Furnished and installed lead times run 5 to 15 days, and the system carries a 10 year warranty.

Frequently asked questions