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BenQ LW830ST Short throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D Black

BenQ LW830ST, 4000 ANSI lumens, DLP, WXGA (1280x800), 3000000:1, 16:9, 1.07 billion colours

Best offerPrice trend

£1,048

-15%
Price trend
Detailed analysis ›
Price history of BenQ LW830ST Short throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D Black over the last 3 months
DatePrice
4 August 2026£1,238
1 September 2026£1,287
23 September 2026£1,309
24 September 2026£1,269
24 September 2026£1,269
25 September 2026£1,272
25 September 2026£1,272
26 September 2026£1,258
26 September 2026£1,272
26 September 2026£1,258
26 September 2026£1,048
29 September 2026£1,048
30 September 2026£1,048
30 September 2026£1,048
1 October 2026£1,048
1 October 2026£1,048
2 October 2026£1,048
3 October 2026£1,048

Product Information

Installer Ready

Optimised for Multi-Projector Projects from Fast Setup to Long Term Performance


Blending Ready Mode
One-click preset for multi-projector blending to minimise setup effort

Brilliant Visuals with Stable Colour and Performance
The LK830ST delivers brilliant image clarity and stable performance across every detail—from vivid Rec.709 colour and high contrast to 4000-lumen brightness (ANSI) and 20,000-hour laser life.

BenQ WBA for Seamless Multi-Projector White Calibration
BenQ’s factory white balance adjustment (WBA) reduce variables between images projected from different projectors, significantly reducing manual calibration effort. It can save up to a full day of setup time in large-scale installations while ensuring seamless multi-projector alignment for edge blending.

Full flexibility for ceilings, walls and floors

360° and Portrait Projection for Full Installation Freedom

Ready for Dusty Venues

IP6X Sealed Engine Design for Dust-Prone Environments
Shields the projector’s optical engine from dust intrusion, ensuring long-term stability and reliable performance in harsh, dust-prone environments such as exhibition halls, factory spaces, and training centers.

Optional Filter for Extra Protection
Provides added protection in dusty environments and helps extend projector life.

Auto Reset Mechanism with Built-in Timer
Automatically tracks filter usage and resets the timer when a new filter is installed, without any manual setup.

IT Takes Control

Streamlined Device Management


Remote Monitoring and Diagnostics
Easily track projector status and diagnose issues remotely, eliminating frequent on-site visits.


Firmware Management Over Network
Easily update all projectors via LAN to keep firmware current without physical access.


Reliable Performance, Less Maintenance
Ensure long-term stability, freeing SI teams to focus on creative installations rather than routine upkeep.

Data Projectors BenQ

Product

Name
BenQ LW830ST Short throw projector 4000 ANSI lumens DLP WXGA (1280x800) 3D Black
Brand
BenQ

Weight & dimensions

Weight
3.4 kg
Width
279.2 mm
Depth
229.3 mm
Height
120.5 mm

Operational conditions

Operating temperature (T-T)
0 - 40 °C

Projector

Projector brightness
4000 ANSI lumens
Projection technology
DLP
Projector native resolution
WXGA (1280x800)
Contrast ratio (typical)
3000000:1
Native aspect ratio
16:9
Smart projector
No
Number of colours
1.07 billion colours
Horizontal scan range
15 - 135 kHz
Vertical scan range
23 - 240 Hz
Keystone correction, horizontal
30°
Keystone correction, vertical
30°
Colour gamut
93%

Video

Full HD
Yes
3D
Yes

Display

Built-in display
No

Lens system

Zoom capability
Yes
Zoom type
Fixed
Throw ratio
0.521
Offset
112%

Power

Power source
AC
Power consumption (typical)
230 W
Power consumption (standby)
0.5 W
AC input voltage
100 - 240 V
AC input frequency
50/60 Hz

Ports & interfaces

HDMI ports quantity
2
Serial interface type
RS-232
USB 2.0 Type-A ports quantity
2
PC Audio out
Yes

Network

Ethernet LAN
Yes
Wi-Fi
No
Ethernet LAN (RJ-45) ports
1

Packaging content

Remote control included
Yes
Cables included
Power
Manual
Yes
Mounting brackets included
Yes

Design

Product type
Short throw projector
Market positioning
Business
Product colour
Black
Placement
Ceiling, Desktop

Multimedia

Built-in speaker(s)
Yes
RMS rated power
15 W
Number of built-in speakers
1

Features

Noise level
30 dB
Interactive
No
Noise level (economic mode)
24 dB
International Protection (IP) code
IP6X

Light source

Light source type
Laser
Service life of light source
20000 h
Service life of light source (economic mode)
30000 h

Logistics data

Quantity per pack
1 pc(s)

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