Dahua Technology LM27-E240A 27″ 300Hz Monitor

27 inch · 1920 x 1080 · 300 Hz · VA

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Screen size 27 inch
Resolution 1920 x 1080
Refresh rate 300 Hz
Panel VA

Dahua Technology LM27-E240A 27″ 300Hz Monitor is a 27-inch monitor with 1920 x 1080 resolution, a 300 Hz refresh rate and VA panel. The high refresh rate makes fast games look smoother. It came out in 2025.

Released: 2025-07-19

Specifications

Key specs

Screen size: 27 inch
Resolution: 1920 x 1080
Refresh rate: 300 Hz
Panel: VA
Released: 2025-07-19
Part number: DHI-LM27-E240A

Display

Display diagonal: 68.6 cm (27")
Display resolution: 1920 x 1080 pixels
HD type: Full HD
Native aspect ratio: 16:9
Display technology: LED
Panel type: VA
LED backlight: Yes
Backlight type: Edge LED
Display brightness (typical): 300 cd/m²
Response time (MPRT): 1 ms
Screen shape: Flat
Contrast ratio (typical): 4000:1
Maximum refresh rate: 300 Hz
Viewing angle, horizontal: 178°
Viewing angle, vertical: 178°
Display number of colours: 1.07 billion colours
Pixel pitch: 0.3114 x 0.3114 mm
Pixel density: 81.6 ppi
Viewable size, horizontal: 59.8 cm
Viewable size, vertical: 33.6 cm
Display diagonal (metric): 69 cm
Haze rate: 25%
Surface hardness: 3H
Colour gamut standard: DCI-P3, NTSC
NTSC coverage (typical): 85%
DCI-P3 coverage: 95%

Performance

VESA Adaptive Sync support: Yes

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Design

Market positioning: Gaming
Product colour: Black
Frameless design: Yes
Front bezel colour: Black
Detachable stand: Yes
Feet colour: Black

Ports & interfaces

HDMI: Yes
HDMI ports quantity: 2
HDMI version: 2.0
DisplayPorts quantity: 2
DisplayPort version: 1.4
Audio output: Yes

Ergonomics

VESA mounting: Yes
Panel mounting interface: 100 x 100 mm
Wall mountable: Yes
Height adjustment: Yes
Adjustable height (max): 11 cm
Pivot: Yes
Pivot angle: -90 - 90°
Swivelling: Yes
Swivel angle range: -30 - 30°
Tilt adjustment: Yes
Tilt angle range: -5 - 15°
Plug and Play: Yes
LED indicators: Yes

Power

Energy efficiency class (SDR): E
Energy efficiency class (HDR): Not available
Energy consumption (SDR) per 1000 hours: 21 kWh
Power consumption (typical): 29 W
Power consumption (standby): 0.5 W
Power consumption (max): 32 W
Power consumption (off): 0.3 W
AC adapter output voltage: 12 V
Power supply type: External
Energy efficiency scale: A to G
Current rating: 4 A

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 (without stand): 613.8 mm
Depth (without stand): 67.9 mm
Height (without stand): 362.5 mm
Weight (without stand): 5.58 kg
Bezel width (side): 2.2 mm
Bezel width (top): 2.2 mm
Bezel width (bottom): 1.74 cm

Other features

Compliance certificates: CE, Electromagnetic Compatibility (EMC), Low Voltage Directive (LVD)
Mean time between failures (MTBF): 30000 h

Technical details

Native refresh rate: 60 Hz

Check the manufacturer's page before buying.

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LM27-E240A vs similar monitors

	Dahua Technology LM27-E240A 27″ 300Hz Monitor	Lenovo Legion 27-2c Monitor	iiyama G-MASTER GC2784HSU-B1 27″ 240Hz Monitor	iiyama G-MASTER GCB2784HSU-B1 27″ 240Hz Monitor
Screen size	27 inch	27 inch	27 inch	27 inch
Resolution	1920 x 1080	1920 x 1080	1920 x 1080	1920 x 1080
Refresh rate	300 Hz	280 Hz	240 Hz	240 Hz
Panel	VA	VA	VA	VA
Released	2025	2026	2026	2026