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Christie LWU421 projector
Christie LWU421 projector
£1573+vat (£1887.60 inc vat)

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Christie LWU421 projector


The Christie® LWU421 is flexible and affordable. It has the power needed for professional-level presentations. The optional lens suite includes a selection of zoom lenses with repeatable position recall that make the Christie LWU421 ideal for small-to-medium-sized applications and wide screens. With the projector’s USB port, presenters can use wireless devices to present their data. The Christie LWU421 also has a text message function that’s ideal for displaying emergency or evacuation messages as an overlay on the screen. 

This 3LCD projector is low maintenance, with features such as long-lasting lamps and (<0.35W) standby operation, all resulting in a low total cost of ownership.

Christie LWU421 Features

  • 4,200 ANSI lumens 
  • WUXGA (1920 x 1200) resolution 
  • Suite of optional lenses with repeatable position recall capabilities
  • Long life, 245W UHP lamp (standard mode: 2500 hours; eco mode: 4000 hours)
  • Hybrid filter operates for up to 20,000 hours, reducing maintenance requirements
  • Built-in security features that limit access to projector controls and menus
  • Can be used at high altitudes - up to 10,000 feet (3048m)
  • Optional wireless module for device flexibility and easy presentation set up
  • DICOM simulation mode for training purposes

The Christie LWU421 is equipped with AMX Device Discovery and Crestron’s RoomView™ for easy integration with third-party control systems. AMX Device Discovery:

  • improves the way AV installations are programmed, managed and operated,
  • makes programming easy, and 
  • makes operation with an AMX control system effortless.

Crestron RoomView software provides a custom-configurable interface for remotely monitoring, managing and controlling every device in every room from any computer. RoomView automates and streamlines several management and technical support functions so you can work more efficiently.

The Christie LWU421, equipped with all the features you need, makes giving professional-quality presentations in your workplace easy and affordable. 

Download the Christie LWU421 projector brochure  Download the Christie LWU421 projector brochure

Christie LWU421 projector specifications
Model No   121-013105-01
Projection systems
LCD panel
3 x 0.76" Inorganic LCD
4200 lumens
Resolution (native)
1920 x 1200 WUXGA
Contrast Ratio
Throw ratio
Supplied with 1.5 ~ 3.0:1 zoom lens
245W UHP 003-120707-01
Lamp Life
Normal mode: up to 2500 hrs • Eco mode: up to 4000 hrs

Input 1: 15 pin D-sub x 1 (Component support) Input 2: BNC x 5
Digital Inputs: HDMI x 2
S-Video Mini DIN 4 pin connector x 1
Composite video RCA jack x 1
Component video RCA jack x 3
USB Input USB type A x 2 (for optional wireless network)
USB type B x 1 (for USB display or mouse control)
Audio – Input 3.5mm stereo mini jack x 2, RCA jack (L,R) x 1

Control terminals
9 pin D-sub x 1 for RS-232C (serial)
Fan Noise
Standard mode: 35dB
Eco mode: 29dB
Power consumption
480W AC100-120V @ 50/60Hz
455W AC220-240V @ 50/60Hz
Projector: three years parts and labor
Lamp: 120 days or 500 hours (whichever comes first)
18.7lbs (8.5kg)
Dimensions (W x H x D)
(LxWxH): 18.7 x 19.6 x 5.8" (476 x 498 x 147mm)
Supplied Accessories

Power cord (US cord, 1.8m) x 1 (UK cord, 1.8m) x 1 and (Euro code, 1.8m) x 1
Computer cable (2m) x 1
HDMI-DVI cable (0.4m) x 1
Wireless remote control unit x 1 and "AA" batteries x 2
Security label x 1
Lens cover x 1
Adapter cover x 1
Cable holder x 1
Network and wireless software (in a CD-ROM)
User’s manual CD

Christie projectors > Christie LWU421 projector