S406a at McCormick Place

Published dimensions

S406a is 45.4 x 24.7 m (149 x 81 ft), 1,121 m² (12,071 sq ft), with a 10.6 m (35 ft) ceiling.

Plan view

LED wall that fits

Under a 10.6 m ceiling with 1.5 m trim and 0.3 m clearance you get 17 rows of 500 mm tile flown. Along the 45.4 m wall a Absen PL2.5 Plus V2 wall runs 72 x 17 (14400 x 3400 px, 9,547 kg, 195.8 kW).

Panel	Pitch	Wall (cols x rows)	Size	Resolution	Weight	Power (max)
Absen KLCOB 0.78	0.78 mm	60 x 25 = 1500	36 x 8.4 m	46080 x 10800	6,750 kg / 14,881 lb	132.7 kW, 638 A @ 208 V
Absen PL2.5 Plus V2	2.5 mm	72 x 17 = 1224	36 x 8.5 m	14400 x 3400	9,547 kg / 21,048 lb	195.8 kW, 942 A @ 208 V
Absen PL3.9 Plus V2	3.9 mm	72 x 17 = 1224	36 x 8.5 m	9216 x 2176	9,547 kg / 21,048 lb	171.4 kW, 824 A @ 208 V

Wall sizing assumes 1.5 m trim to the bottom edge, 0.3 m clearance under the ceiling, and a wall no wider than 80% of the longest wall. Weight and power are tile totals from the panel spec sheet; add processing, rigging, and cable.

Seating estimate

After a 12 x 7 m stage, S406a holds about 2,305 theater seats, 943 banquet seats at rounds of 10, or 648 classroom seats. Back row in theater is roughly 38.4 m from the downstage edge; the previz checks whether the bottom of the wall clears the heads in front.

Other rooms at McCormick Place

W375/Skyline146.6 x 63.6 m (481 x 209 ft) · 3.1 m ceiling
S100/Grand45.4 x 71.9 m (149 x 236 ft) · 7 m ceiling
E354/Lakeside91.3 x 33.2 m (300 x 109 ft) · 14.6 m ceiling
W375e42.2 x 60.1 m (138 x 197 ft) · 3.1 m ceiling
E354a54.1 x 45.7 m (177 x 150 ft) · 14.6 m ceiling
E354b54.1 x 45.7 m (177 x 150 ft) · 14.6 m ceiling
S406/Vista45.4 x 47.3 m (149 x 155 ft) · 10.6 m ceiling
W375c27.4 x 63.6 m (90 x 209 ft) · 12.1 m ceiling
W375d27.4 x 63.6 m (90 x 209 ft) · 12.1 m ceiling
W375b27.3 x 63.6 m (90 x 209 ft) · 3.1 m ceiling
S100bc45.5 x 36 m (149 x 118 ft) · 7 m ceiling
S100a45.1 x 35.9 m (148 x 118 ft) · 7 m ceiling

Published dimensions (source), fetched 2026-09-04. All rooms at McCormick Place · Venues in Chicago