ARRI WCU-4 Wireless Compact Unit

The WCU-4 is a 3-channel wireless lens control unit, enabling focus, zoom and iris control. It displays lens data, and enables camera control on all Alexa cameras and Amira when using a UMC-4.



Device Compatibility

Arri UMC-4 Universal Motor Controller

Arri SMC-1 Single Motor Controller

Arri EMC-1 ENG Motor Controller

Arri AMC-1 Active Motor Controller

Arri Alexa Mini

Arri Alexa Plus

Arri Alexa Plus 4:3

Arri Alexa XT Plus

Arri Alexa SXT Plus

Arri Alexa Studio

Arri Alexa XT Studio

Arri Alexa SXT Studio

Arri Alexa 65

Focus Knob

LED backlit rotary knob with adjustable friction

Iris Slider

Fully sealed, splash and dust proof slider mechanism

Zoom Knob

Force sensitive knob


3″ Transflective TFT LS-Display


Sony NP-FM500H Batteries


780 g

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