BenQ LH830ST data projector Short throw projector 4000 ANSI lumens DLP UHD 4K (3840x2160) 3D Black

LH830ST 4000 ANSI Lumen 1080P Laser Simulation Projector

Key Features

• 0.5 short throw ratio for large image from short distance
• One-click preset for multi-projector blending to minimise setup effort
• IP6X sealed engine with optional filter for optimal dust resistance and protection
• Supports OTA firmware updates to keep all devices up to date without physical access
• Laser high visual 4000 ANSI lumen brightness

Description

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.

Specifications

Projector
Number of colours	1.07 billion colours
Projector brightness	4000 ANSI lumens
Projection technology	DLP
Projector native resolution	UHD 4K (3840x2160)
Native aspect ratio	16:9
Contrast ratio (typical)	3000000:1
Vertical scan range	23 - 120 Hz
Horizontal scan range	15 - 135 kHz
Keystone correction, vertical	30°
Keystone correction, horizontal	30°
Smart projector	No
Light source
Light source type	Laser
Service life of light source	20000 h
Service life of light source (economic mode)	30000 h
Lens system
Zoom capability	Yes
Throw ratio	0.496
Offset	116%
Zoom type	Fixed
Video
Full HD	Yes
3D	Yes
Ports & interfaces
HDMI ports quantity	2
Serial interface type	RS-232
PC Audio out	Yes
HDMI version	2.0b
USB 2.0 Type-A ports quantity	2
Network
Ethernet LAN	Yes
Wi-Fi	No
Ethernet LAN (RJ-45) ports	1
Features
Interactive	No
HDCP	Yes
Noise level	30 dB
Noise level (economic mode)	24 dB
International Protection (IP) code	IP6X
Multimedia
Built-in speaker(s)	Yes
Number of built-in speakers	1
RMS rated power	15 W
Design
Market positioning	Business
Product type	Short throw projector
Product colour	Black
Placement	Ceiling, Desktop
Display
Built-in display	No
Power
AC input voltage	100 - 240 V
AC input frequency	50/60 Hz
Power source	AC
Power consumption (typical)	230 W
Power consumption (standby)	0.5 W
Operational conditions
Operating temperature (T-T)	0 - 40 °C
Weight & dimensions
Width	279.2 mm
Depth	229.3 mm
Height	120.5 mm
Weight	3.4 kg
Packaging content
Remote control included	Yes
Mounting brackets included	Yes
Manual	Yes
Cables included	Power
Logistics data
Quantity per pack	1 pc(s)