LED controllers
125 processors and sending cards with the two numbers that decide what they drive: pixels per port, and total capacity. Open any panel in the calculator and it works out the chains for you.
1–1 of 1 series · 2 controllers

Megapixel VR
HELIOS
MegapixelFibre1G EthernetEntry-level HELIOS package on the same 1RU hardware with eight 1G copper SFP outputs (425K pixels per port at 12-bit 60Hz), upgradeable by licence to the 4K and 8K tiers.
2 models:
Some specs unverified.
By brand
Brompton Technology
4 controllers · up to 36M px
Colorlight
36 controllers · up to 520M px
LG
5 controllers · up to 33.2M px
Linsn
34 controllers · up to 26M px
Megapixel VR
2 controllers · up to 35M px
NovaStar
38 controllers · up to 260M px
Planar
5 controllers · up to 18.6M px
Samsung
1 controller · up to 33.2M px
By ecosystem
A cabinet's receiving card decides which ecosystem can drive it — a NovaStar-carded panel needs a NovaStar sender, whatever the pixel maths says.
Let the calculator pick the ports
Choose a cabinet and a controller, and the wiring view splits the wall into chains that respect both the per-port and total limits.
Open the calculator