The standard grips this chord is usually shown with.
Eb11 is Eb, Bb, Db, F and Ab, a dominant eleventh. The shape this page opens on is written 111123, lowest string first.

Also written Eb9sus4 or Eb dominant 11. The same chord either way; which spelling you meet depends on who wrote the chart.
There are 5 common shapes for Eb11 on the guitar, and 56 derived voicings in 3 families.
In which keys. Every note of Eb11 belongs to C# major (the ii), Eb minor (the i), F minor (the ♭VII), F# major (the vi), Ab major (the V) and Bb minor (the iv).
The common shapes, written lowest string first: 111123, x65644, x66686, x-10-8-8-9-9, 11-11-11-12-11-11.
Drop 2. A close-position chord with the second voice from the top lowered an octave. Sits on four adjacent strings. Eb11 has xx1121, x1112x, xx6646, x6666x, 6666xx, xx8899, x-x-11-10-9-11, 11-11-11-10-x-x.
Drop 3. The third voice from the top lowered an octave. The dropped voice becomes the bass, which is why a string is skipped. Eb11 has 1x112x, x4x141, 4x132x, 4x364x, x4x344, x6x664, 6x664x, 9x686x.
Rootless. The root left to the bass player. Frees a finger for a tension. Eb11 has x1312x, xx3324, xx6666, x-x-8-10-9-9, x-11-11-10-11-x, x-x-11-13-11-13, x-13-15-13-14-x, x1x121.
The common shapes and the derived voicings come from different places, and both are explained in where the chords and the theory come from.
Shows each chord the way this style would voice it, and marks which of its alternatives belong to the idiom.