BenQ LW830ST Projector

WXGA (1280x800) · 4000 lumens · DLP · 0.521

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Resolution WXGA (1280x800)
Brightness 4000 lumens
Technology DLP
Throw ratio 0.521
Type Short throw

BenQ LW830ST Projector is a DLP projector with WXGA (1280x800) resolution and 4000 lumens of brightness. For a lit room, look for 3,000 lumens or more. It came out in 2025.

Released: 2025-11-04

Specifications

Key specs

Resolution: WXGA (1280x800)
Brightness: 4000 lumens
Technology: DLP
Throw ratio: 0.521
Type: Short throw
Released: 2025-11-04
Part number: 9H.JTS77.7HE
EAN / UPC: 4718755097560

Projector

Projector brightness: 4000 ANSI lumens
Projection technology: DLP
Projector native resolution: WXGA (1280x800)
Contrast ratio (typical): 3000000:1
Native aspect ratio: 16:9
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%

Light source

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

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Lens system

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

Video

Full HD: Yes
3D: Yes

Ports & interfaces

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

Network

Ethernet LAN: Yes
Ethernet LAN (RJ-45) ports: 1

Features

Noise level (economic mode): 24 dB
Noise level: 30 dB
International Protection (IP) code: IP6X

Multimedia

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

Design

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

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

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

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About this product

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.

LW830ST vs similar projectors

	BenQ LW830ST Projector	BenQ LW610ST2 3600lms WXGA Laser Short Throw Simulation Projector	BenQ LW600ST+ Projector	BenQ LH850ST Projector
Resolution	WXGA (1280x800)	WXGA (1280x800)	WXGA (1280x800)	1080p (1920x1080)
Brightness	4000 lumens	3600 lumens	3200 lumens	4000 lumens
Technology	DLP	DLP	DLP	DLP
Throw ratio	0.521	0.49	0.72-0.87	0.499
Type	Short throw	Short throw	Short throw	Short throw
Released	2025	2026	2025	2024