Fan Controllers, Hubs & Accessories 🔌
Fan Controllers, Hubs & Cooling Accessories (23)
How to Choose Fan Accessories
The right accessory depends on what you're trying to fix: not enough fan headers, fans you can't control, messy cabling, or lighting you want to sync. Knowing the difference between a hub, a controller and a splitter saves you buying the wrong thing. The points below sort it out.
A fan hub powers several fans from one motherboard header and lets the board keep controlling their speed automatically — ideal when you've run out of headers. A fan controller gives you manual control, often with a dial, buttons or a display, to set speeds yourself independent of the motherboard. Pick a hub for "more headers, automatic control"; a controller for "hands-on control".
PWM hubs and controllers vary 4-pin fans precisely, letting them idle near-silent and ramp under load. DC control adjusts 3-pin fans by voltage and is coarser. Match the accessory to your fans: a PWM hub fed by a PWM header passes that fine control to all the fans plugged into it. Mixing types works but you lose precise control on the DC fans.
A splitter runs two or three fans off one header — handy for a couple of extra fans without a full hub, though watch the header's power limit if you chain many. Extension cables let a fan reach a header on the far side of the case for cleaner routing. Both are cheap fixes for a tidy build; a hub is better once you're running four or more fans.
If your motherboard is short on ARGB headers, or has none, an ARGB controller or hub lets you connect and sync addressable fans and strips together. Some are controlled by software, others by a button or remote. Check that the controller matches your fans' addressable standard and, where relevant, your motherboard's lighting software so everything syncs as one.
Accessories aren't just about control — a hub mounted behind the motherboard tray collapses a tangle of fan cables into one neat run, and extensions let you route cleanly rather than stretching wires across the board. A cleaner cable layout also keeps airflow paths clear. Plan where the hub mounts and how cables route before you wire everything in.