Optoma UHD51A Ultra HD Home Entertainment Projector LAN 500,000:1 2400 Lumen 3840x2160 (5.22kg)

CCL Code: PRJ2706
Manufacturer Code: E1P0A17BE1Z1
Manufacturer: Optoma


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Immerse yourself in a world of Ultra HD. The UHD51A delivers the ultimate in smart home entertainment with impressive 4K cinema quality images and support for Alexa voice control. You can now enjoy accurate colours, crystal clear detail, and sparkling contrast for a stunningly immersive experience. Alexa voice control provides instant setup allowing you to adjust the volume, switch inputs, launch content and more. Packed with the latest technology and features, this compact UHD projector boasts High Dynamic Range (HDR) compatibility, HDCP 2.2 support, wireless, a built-in media player and PureMotion frame-interpolation processing which eliminates motion blurring or image judder. An RGBRGB colour wheel delivers 100% Rec.709 for accurate, true to life colour rendition - perfect for recreating the big-screen experience at home. Control your projector with your voice using Alexa. You can ask Alexa to turn the projector on or off, adjust volume , switch inputs and more. Voice control is a natural way to interact with technology in the home, and now owners of Amazon Echo devices can simply control the projector with their voice. With over eight million pixels, Ultra HD 4K resolution brings four times more detail than Full HD, to deliver sharper, life-like images and richer colours - allowing you to sit closer to the screen and enjoy a more immersive experience. Capable of receiving and displaying HDR meta data, Optoma HDR compatible projectors allow you to see far more detail and texture. Objects look more solid and life like and the extra detail creates a greater sense of depth. It's like looking through a window. Watch your movies, TV shows and play games with stunning colours in any environment. Optoma projectors provide reliable performance suitable for any content and environment. Our home projectors are capable of reproducing the Rec.709 colour gamut, the international HDTV standard to guarantee accurate reproduction of cinematic colour exactly as the director intended. Or more saturated colours for a punchy looking image, great for gaming and animated movies.

Main Features

  • 4K UHD resolution and HDR compatible
  • Amazing colour - accurate 100% Rec.709 colours, 2400 ANSI lumens
  • Voice control - Amazon Alexa supported device
  • Feature packed - Built in media player, Wireless and PureMotion


Resolution Type (Maximum) 4K Ultra HD
Resolution (Maximum) 3840 x 2160 Pixels
Projection Distance - Minimum 1.00 - 1.99m
Projection Lamp 240W
Projector Type DLP
Resolution Type (Native) 4K Ultra HD
Throw Ratio 1.21:1 to 1.59:1
Zoom magnification 1.3 x
Brightness 2400 Lumens
Contrast Ratio 500,000:1
High/Bright Mode 4000 Hours
Lens Vertical +10
Lens Focal Length (Minimum) 12.81 mm
Lens Type Manual Zoom
Picture Size - Minimum Under 1m
Lens Focal Length (Maximum) 16.74 mm
Horizontal Frequency - Minimum 31 KHz
Aspect Ratio 4:3
Vertical Frequency - Minimum 24 Hz
Resolution (Native) 3840 x 2160 Pixels
Picture Size - Maximum 7 - 8m m (Diagonal)
Projection Distance - Maximum 5 - 9m m
Vertical Frequency - Maximum 120 Hz
Horizontal Frequency - Maximum 135 KHz
Low/Eco/Whisper Mode 10000 Hours


Remote Controller Included
On-Screen Display Languages English,French,German,Italian,Japanese,Portuguese,Russian,Chinese (simplified),Spanish


Speakers Included Yes


Audio Line In Ports 1 x 3.5mm Mini-Jack
Serial Interface 1 x RS-232
Outputs 1 x SPDIF Out
Audio Out 1 x 3.5mm Mini-jack
RJ-45 Ports 1 x RJ-45
VGA In 1 x 15-pin D-sub

Wireless LAN

Wireless Facility Yes


Supported Video Source 2D: 480i/p, 576i/p, 720p(50/60Hz), 1080i(50/60Hz), 1080p(50/60Hz), 2160p(50/60Hz) • 3D: Side-by-Side:1080i50 / 60, 720p50 / 60 Frame-pack: 1080p24, 720p50 / 60 Over-Under: 1080p24, 720p50 / 60
Graphics Standards Support UHD, WQHD, WUXGA, FHD, UXGA, SXGA, WXGA, HD, XGA, SVGA, VGA, Mac

System Requirements

Operating Systems Supported Windows 7 / 8 / 8.1 / 10, MacOSX 10.9 +, Android 4.0+, iOS 8+


Power (Medium) Normal Mode
Power Consumption (Medium) 305 W
Power (Low) Eco Mode
Power Consumption (Low) 249 W
Power Consumption (Standby) 0.5 W (Max)
Electrical Voltage 100 to 240 V AC
Electrical Frequency 50 to 60 Hz


Operating Temperature 5 to 40 °C
Operating Humidity 0 to 85 %
Noise Level - High/Normal/Bright Mode 25 dB


Form Factor DLP Projector
Case Colour Black
In The Box Projector • Lens Cap • AC Power Cord • Remote Control • 2 x AAA Batteries • Basic User Manual • WUSB (wireless USB dongle)
Width 39.20 cm
Depth 28.10 cm
Height 11.80 cm
Weight 5.22 kg
Security Locking Mechanics Kensington Lock • Security Bar

Key Features

Wireless Network Yes
Projection Aspect Ratio 4:3


Warranty 1 Year

Item Details

Manufacturer Optoma
Manufacturer Code E1P0A17BE1Z1
EAN 5055387660434
Condition New

Warranty Information

Warranty 1 Year

Manufacturer Information

Manufacturer Optoma
Manufacturer Code E1P0A17BE1Z1

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