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BenQ LW855UST WXGA Ultra Short-Throw Laser DLP Interactive Projector

SKU: BQLW855UST MFR: LW855UST
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Key Features

  • Experience brilliant WXGA resolution and 3500 ANSI lumens for clear, vibrant presentations.
  • Enjoy an ultra short-throw design, perfect for small spaces without sacrificing screen size.
  • Benefit from a long-lasting laser light source, offering up to 20,000 hours of maintenance-free use.
  • Connect effortlessly with versatile HDMI and USB inputs for all your multimedia devices.
  • Achieve stunning contrast with a 3,000,000:1 ratio, making every detail pop on screen.
  • Ideal for interactive learning and professional meetings, enhancing engagement and collaboration.
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Temporarily On Backorder?Expected Availability: 05/2026
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Review Summary

BenQ LW855UST Specifications

Display

Display

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  • Brightness

    3500 ANSI lumens

  • Resolution

    WXGA (1280 x 800)

  • Native Aspect Ratio

    16:10

  • Contrast Ratio

    3,000,000:1 (FOFO)

  • Display Color

    30-bit (1.07 billion colors)

  • Light Source

    Laser

  • Light Source Life

    Normal: 20000 hrs
    ECO: 38000 hrs
    Dynamic Dimming: 60000 hrs

Optical

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  • Throw Ratio

    0.35

  • Zoom Ratio

    Fixed

  • Lens

    F = 2.5, f = 5.1mm

  • Projection Offset

    121% (Full-Height)

  • Keystone Adjustment

    2D, Vertical +/- 15 Degree; Horizontal +/- 15 Degree

  • Lens Shift

    Vertical: +/-2%

Picture

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  • Picture Modes

    3D, Bright, Infographic, Presentation, sRGB, User 1, User 2, Vivid

Compatibility

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  • Resolution Support

    VGA (640 x 480) to 4K UHD (3840 x 2160)

  • Horizontal Frequency

    15K-135KHz

  • Vertical Scan Rate

    23-120Hz

I/O Interface

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  • PC in

    1x D-sub 15pin (shared with component video)

  • Monitor out

    1x D-sub 15pin

  • HDMI in

    HDMI-1 (2.0b/HDCP2.2), HDMI-2 (2.0b/HDCP2.2)

  • LAN

    1x RJ45

  • USB Type A

    1x USB Type A-1 (2.0/Power Supply1.5A)

  • USB Type Mini B

    USB Type Mini B-1( PointWrite), USB Type Mini B-1 (service)

  • RS232 in

    1x DB-9pin

  • Speaker

    2x 10W

  • Audio in

    1x 3.5mm Mini Jack

  • Audio out

    1x 3.5mm Mini Jack

  • Microphone in

    1x Mini Jack

Environment

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  • Operating Temperature

    32 to 104 Degree F (0 to 40 Degree C)

  • Power Supply

    AC 100 to 240 V, 50/60 Hz

  • Typical Power Consumption (110V)

    170W

  • Stand-by Power Consumption

    <0.5W

  • Network Stand-by Power Consumption

    <2W

  • Acoustic Noise

    34dB/32dB (Typ./Eco.)

Projection System

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  • Projection System

    DLP

Physical

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  • Color

    White

  • Dimensions (W x H x D)

    12.49 x 14.82 x 8.19" (317.2 x 376.4 x 208mm)

  • Weight

    14.33 lbs (6.5kg)

  • UPC Code

    840046048945

About BenQ LW855UST

Creating Lasting Lessons with Stunning Picture Quality - Revolutionary Laser Technology

Superior Brightness
Precision-Aligned High Output Laser Source.

Superior Performance
Secondary Yellow-Infused Color Wheel.

Superior Durability
Hermetically Sealed DLP Chip.

Laser-Enabled Ultra High Contrast
The LW855UST Interactive Laser Projector produces stunningly clear images with an extra high contrast ratio of 3,000,000:1 for true deep blacks, vibrant rich colors, and exquisitely subtle details.

Uncompromised High Brightness
For excellent projection performance, the LW855UST produces 3500 ANSI lumens and WXGA 1280x800 resolution for clear, sharp images and text even in large and bright classrooms. High brightness allows you to keep the lights on during lessons, and wide aspect resolution increases visibility and readability in all types of content.

Tailored Color Modes for Optimal Learning Experiences
With BenQ professional color-grading technology, the LW855UST is tailored for presenting various educational content. Infographic Mode is great for showcasing the text and graphics of infographics in detail, ensuring more saturated and lively color performance than standard Presentation Mode. Vivid Mode is designed for superior color performance for video or image presentations.

• Presentation Mode
• Infographic Mode
• Vivid Mode

Optimized Investment in Education Tech
Superior IP6X Dust-proof Sealed Engine Design to Prolong Projector Lifespan. Shield your projectors from harmful dusts with BenQ Dust Guard technology.

Resists Dust Buildup
An ingenious anti-dust accumulation color wheel sensor repels debris from blocking the IR signal and causing flickering, abnormal colors, or even shutdown.

Sealed Laser Light Source
The laser light source is fully enclosed and well protected from dust in any environment.

Sealed Engine
Advanced IP6X protection with a sealed engine that eliminates any chance of dust contaminating the projector's key components.

Instant Power On and Off
The LW855UST laser projector can be turned on and off instantly, significantly reducing setup time compared to lamp-based projectors. The LW855UST also features instant response, requiring no waiting to turn on or resume for flexible performance.

38,000-hour Long-Lasting Performance
With a fully sealed laser light source and an innovative sealed laser engine design, the LW855UST delivers 38,000 hours of maintenance-free operation under Eco mode, eliminating the need for lamp replacements and maintenance costs.

Expanding Classroom Possibilities with Collaborative Teaching

Ultra Short Throw
The LW855UST ultra short throw laser projector can be mounted just inches from the wall or directly above the screen, eliminating distracting shadows and glare so students and teachers can freely engage and collaborate at the board.

Collaborate Freely on Any Surface
BenQ PointWrite technology works on any flat surface, creating new opportunities for classroom interactivity and enabling more possibilities for modern digital classrooms.

Multi-Touch with Pens and Multi-Screen Collaboration
Coupled with PointWrite PW30U kit (sold separately) and the PT20 touch module (sold separately), the LW855UST augments collaboration with styluses or direct touch. In QWrite software Whiteboard Mode, teachers can run different applications or display, view, and annotate across two screens for multiple users at once.

Intuitive Setup
BenQ PointWrite automatically calibrates and saves its settings the moment it is plugged into a computer's USB port. Additionally, the LW855UST's interactive sensor guarantees reliable auto-calibration in any ambient lighting environment.

Easier BYOD Collaboration
For engaging and intuitive lessons, teachers and students can bring their own smart devices and computers to stream documents, images, and even full HD videos via LW855UST projectors, facilitating open exchange of ideas and collaborative teamwork.

Facilitating Smart and Efficient Projector Maintenance

Control System Compatibility
The LW855UST is widely compatible with leading projector control systems including Crestron, AMX, and PJ Link for network control via LAN, making it simple to integrate into educational network infrastructures. The LW855UST also supports RS-232 for reliable long distance installation of up to 15 meters when there is no LAN port available nearby.

Centralized Control with BenQ DMS Software
BenQ DMS Local is a device info and management software suit for Windows. The software helps IT departments control multiple displays at a time via LAN.

Centralized Upgrade Tool for Multi-projector Maintenance
Administrators can centrally upgrade the firmware on multiple networked BenQ projectors on the same local network via LAN (up to 253 projectors), deploying the latest updates to all devices at once. This new tool can upgrade firmware for TI IC, MCU IC, LAN IC, and Ballast IC, with a friendly user interface.

Simplified Image Alignment and Perfect Installation

Streamlined Wall Mount Alignment
For efficient professional installation, the LW855UST ultrashort throw projector wall mount features an installation chart and ruler for perfect screen alignment and image positioning in the classroom. To make things even simpler, a three-way adjustment knob is located in the front of the projector for cleanly installed, absolutely square screens.

Clear Images without Distortion

Lens Shift and 2x Digital Zoom
The LW855UST offers vertical lens shift of 2% to fit perfectly into any room with a dynamic range of projection distances and heights. The 2x digital zoom offers a wide range of throw distances to significantly increase installation flexibility for diverse mounting and placement options.

Digital Shrink & Shift
Shrink and shift projection via the OSD without reinstalling or adjusting the projector physically to get precisely aligned images on the desired frame and space.

2D Keystone & Corner Fit
The LW855UST is equipped with two-dimensional keystone correction. Corner Fit control adjusts each corner respectively for perfectly aligned image geometry.

BenQ LW855UST Features

  • T/R=0.35 ultra short throw ratio
  • Up to 38,000-hour laser light source lifespan (under Eco mode)
  • BenQ Exclusive Infographic/Vivid Mode
  • PointWrite Interactive Solution Compatibility
  • IP6X dustproof sealed engine mechanism reduces maintenance costs

Warranty Information

This product has a limited warranty of 36 months.

Key Features

  • Experience brilliant WXGA resolution and 3500 ANSI lumens for clear, vibrant presentations.
  • Enjoy an ultra short-throw design, perfect for small spaces without sacrificing screen size.
  • Benefit from a long-lasting laser light source, offering up to 20,000 hours of maintenance-free use.
  • Connect effortlessly with versatile HDMI and USB inputs for all your multimedia devices.
  • Achieve stunning contrast with a 3,000,000:1 ratio, making every detail pop on screen.
  • Ideal for interactive learning and professional meetings, enhancing engagement and collaboration.

What's in the box:

  • BenQ LW855UST WXGA Ultra Short-Throw Laser DLP Interactive Projector
  • 9.84' Power Cord
  • Remote Control with Battery (RCS011)
  • Wall Mount (WM04G4)
  • User Manual
  • BenQ 3 Year Limited Warranty