LED Wall Calculator v4.4

Panel Specs

Panel size units

Panel width

Panel height

Pixels per panel (width)

Pixels per panel (height)

Panel Library

Choose a panel preset

Includes built‑in presets plus any presets you save in this browser (localStorage).

Save current specs as preset

Preset actions

Import / Export

Export a preset to share with your team. Import adds it to your saved presets.

Wall Input Mode

Choose input method

Columns

Rows

Target wall size units

Target wall width

Target wall height

Calculated Output

Plain text output (Google Sites friendly)

If the embedded page blocks clipboard access, click inside the box and press Ctrl/Cmd + C.

Panels (Cols × Rows)

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Total panels

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Wall size (mm)

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Wall size (ft/in | m)

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Wall resolution (px)

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Pixel pitch (mm)

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Notes: Target-size mode rounds up to whole panels (ceil). PNG export is 1:1 pixels and may be limited by browser canvas size.

Advanced: Power Planning

Average / Typical watts per panel (W)

Max / Peak watts per panel (W)

Line voltage

Breaker rating

Continuous load derate (%)

Enter Average for typical draw and Max for worst-case. Circuits are calculated using breaker × voltage × derate.

Usable watts per circuit

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Total avg load (W | A)

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Total max load (W | A)

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Recommended circuits (avg | max)

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Panel Layout Preview

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Pixel map origin

Corner labels show which side is pixel (0,0). Included in copy + test pattern.

Test pattern grid spacing

Different techs prefer different grids—choose Auto or a fixed spacing.

TL

TR

BL

BR

Preview caps at 600 tiles for performance.