Dahua Technology LM24-A221Y 24″ 144Hz Monitor

24 inch · 1920 x 1080 · 144 Hz · IPS

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Screen size 24 inch
Resolution 1920 x 1080
Refresh rate 144 Hz
Panel IPS

Dahua Technology LM24-A221Y 24″ 144Hz Monitor is a 24-inch monitor with 1920 x 1080 resolution, a 144 Hz refresh rate and IPS panel. The high refresh rate makes fast games look smoother. It came out in 2025.

Released: 2025-11-16

Specifications

Key specs

Screen size: 24 inch
Resolution: 1920 x 1080
Refresh rate: 144 Hz
Panel: IPS
Released: 2025-11-16
Part number: DHI-LM24-A221Y
EAN / UPC: 6937552425781

Display

Display diagonal: 60.5 cm (23.8")
Display resolution: 1920 x 1080 pixels
HD type: Full HD
Native aspect ratio: 16:9
Display technology: LED
Panel type: IPS
LED backlight: Yes
Backlight type: Edge LED
Display brightness (typical): 250 cd/m²
Response time (MPRT): 1 ms
Screen shape: Flat
Supported graphics resolutions: 1920 x 1080 (HD 1080)
Supported video modes: 1080p
Contrast ratio (typical): 1200:1
Maximum refresh rate: 144 Hz
Viewing angle, horizontal: 178°
Viewing angle, vertical: 178°
Pixel pitch: 0.2745 x 0.2745 mm
Pixel density: 92.56 ppi
Viewable size, horizontal: 52.7 cm
Viewable size, vertical: 29.6 cm
Display diagonal (metric): 61 cm
Haze rate: 25%
Surface hardness: 3H
Colour depth: 6 bit
Colour gamut standard: NTSC
NTSC coverage (typical): 72%

Performance

Flicker-free technology: Yes

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Design

Market positioning: Office
Product colour: Black
Front bezel colour: Black
Feet colour: Black

Ports & interfaces

VGA (D-Sub) ports quantity: 1
HDMI: Yes
HDMI ports quantity: 1
HDMI version: 1.4

Ergonomics

VESA mounting: Yes
Panel mounting interface: 100 x 100 mm
Wall mountable: Yes
Tilt adjustment: Yes
Tilt angle range: -5 - 20°
Plug and Play: Yes
LED indicators: Status

Power

Energy efficiency class (SDR): D
Energy efficiency class (HDR): Not available
Energy consumption (SDR) per 1000 hours: 13 kWh
Power consumption (typical): 21.2 W
Power consumption (standby): 0.5 W
Power consumption (max): 22 W
Power consumption (off): 0.3 W
AC adapter output voltage: 12 V
Power supply type: External
Energy efficiency scale: A to G

Operational conditions

Operating temperature (T-T): 0 - 40 °C
Storage temperature (T-T): -20 - 60 °C
Operating relative humidity (H-H): 10 - 85%
Storage relative humidity (H-H): 5 - 90%

Weight & dimensions

Width (with stand): 542.1 mm
Depth (with stand): 189 mm
Height (with stand): 418.3 mm
Width (without stand): 542.1 mm
Depth (without stand): 47.6 mm
Height (without stand): 322.4 mm
Weight (without stand): 2.8 kg
Bezel width (side): 3.6 mm
Bezel width (top): 2.3 mm
Bezel width (bottom): 1.68 cm

Other features

Compliance certificates: CE, Electromagnetic Compatibility (EMC), Low Voltage Directive (LVD)

Technical details

Native refresh rate: 60 Hz

Check the manufacturer's page before buying.

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LM24-A221Y vs similar monitors

	Dahua Technology LM24-A221Y 24″ 144Hz Monitor	LG 24GN60R-B 24" 1080p 144Hz IPS Gaming Monitor	LG 24GN60R-B 24″ 144Hz Monitor	ASUS VY249HG2 24″ 144Hz Monitor
Screen size	24 inch	24 inch	24 inch	24 inch
Resolution	1920 x 1080	1920 x 1080	1920 x 1080	1920 x 1080
Refresh rate	144 Hz	144 Hz	144 Hz	144 Hz
Panel	IPS	IPS	IPS	IPS
Released	2025	—	2026	2026