Optoma Bright Full HD 1080P Projection (White) - EH412ST Refurbished

Item # OPEH412ST (Part # EH412STREFB)
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Item Description:
  • Short throw 0.5:1 projection lens
  • Incredible 4,000 lumens and 50,000:1 contrast ratio
  • 4K UHD and 1080p HDR (HDMI 2.0) input compatible
  • Accurate color with sRGB & REC.709 color profile
  • Vibrant home theater projection
    Experience massive, 1080p images from feet away with the 4,000 lumens, short throw Optoma EH412ST. Support for 4K HDR input sources, sRGB and REC.709 color profiles with a 50,000:1 contrast ratio ensures sharp and vivid images, ideal for classrooms, meeting and training rooms.

    • Short throw 0.5:1 projection lens

    • Incredible 4,000 lumens and 50,000:1 contrast ratio

    • 4K UHD and 1080p HDR (HDMI 2.0) input compatible

    • Accurate color with sRGB & REC.709 color profile

    • Minimal maintenance with 15,000 hour lamp life

    • Powerful 10 watt speaker

    Keystone correction and RS232 control deliver flexible installation options. Powerful 10-watt audio fills a room with loud and crisp audio to further enhance media and presentations.

    Robust inputs include HDMI 2.0 and VGA for connectivity to a wide range of devices. A 15,000-hour lamp life enables many years of use with minimal maintenance


    DLP Technology
    DLP (Digital Light Processing) is a proprietary technology from Texas Instruments that offers digital projection with higher contrast, faster response time, good pixel structure and virtually no color degradation.

    Amazing Color
    Our projectors are capable of reproducing the Rec.709 color gamut, the international HDTV standard to guarantee accurate reproduction of cinematic color exactly as the director intended. Our projectors can also create saturated colors, great for gaming and animated movies.

    Direct Power On
    Turn on the projector directly from the power source. This feature aids installations that rely on power-on timers. The sleep timer can be used to turn the projector off after a set time.

    Dynamic Black Technology
    This feature gives more depth to your image by smoothly adjusting the lamp output to create a stunning high contrast ratio. Bright scenes appear crisp and clear, while dark scenes remain detailed with deep blacks and exceptional light and shade detail.

    MHL Connectivity
    Turn your projector into a smart display by connecting your smartphone or tablet with a single cable using MHL; now you can view presentations and documents, stream videos and share photos on the big screen.

    Long Lamp Life
    Reduce the number of lamp changes with long lamp life.

    +12v Trigger
    Easily trigger a motorized screen to lower or raise when the projector is powered on or off.

    Integrated Speaker
    Complete your home entertainment experience with the convenience of a powerful built-in speaker. Built-in speakers provide exceptional sound quality and are easy to set up without the need for costly external speakers.

    Mobile Video Streaming
    Stream your mobile device’s camera feed directly to your projector to turn it into a portable visualiser; Ideal for sharing ideas with larger groups.

    ISF Modes
    This feature allows you to save your calibrated day and night mode settings for the ideal viewing experience.

    Crestron Roomview – NETWORK CONTROL Roomview
    Software provides a custom configurable interface to monitor, manage and control every device in every room remotely from any computer.

    • Manage up to 250 projectors at the same time (via master PC).

    • Control and alter the projector settings using a simple web browser page, including OSD menu control.
    • Set up email alerts for warning messages.
    • Ideal for large installations in both educational and business environments.



    Aspect Ratio
    4,000 ANSI lumens
    Color Wheel
    6 segment RYGCWB
    Compatible Aspect 
    Ratio 16:9 (native), 4:3, 16:10 and LBX compatible
    2xHDMI, audio-out, 3D Sync port, 12V trigger, USB power
    Contrast Ratio
    Control Unit
    Complete on-screen menu adjustment in 26 languages
    Display Technology
    Single Texas Instruments 0.65” 1080p DMD
    Displayable Colors
    1.07 billion
    Image Size
    36.2” – 307.8"
    Keystone Correction
    ±40° Vertical
    Light Source Type
    Light Source Life
    4,000/10,000/15,000 (Dynamic/ECO/Bright)
    Lens Shift
    Maximum Resolution
    WUXGA (1920×1200)
    Native Resolution
    1080p (1920×1080)
    Noise Level
    26dB (Eco/Active)
    On-Screen Display
    Complete on-screen menu adjustments in 26 languages
    Operating Temperature
    41–104°F (5–40°C), 85% max humidity
    Power Consumption
    300W Typical (Bright mode), 330W Max (Bright mode), 210W Typical
    (Eco+ mode), 230W Max (Eco+ mode)
    Power Supply
    AC input 100 – 240V, 50 – 60 Hz, auto-switching
    Projection Distance
    3.2’ – 35.37” (no zoom)
    Projection Lens
    F=2.1 ~2.31, f=15.59 ~ 17.14mm manual
    Projection Method
    Front, rear, ceiling count, tabletop
    Projection Screen Size
    28” – 301"
    Remote Control
    Full size remote
    Throw Ratio
    1.47 – 1:62 (+/- 5% variance)
    Zoom Type
    1.1x optical, 0.8 – 2.0 digital

    Computer Compatibility
    Horizontal Scan Rate
    25 – 85Hz (120Hz for 3D)
    Optional Wireless
    Vertical Scan Rate
    15 – 91kHz
    Video Compatiblity
    PAL (B, D, G, H, I, M, N, 576i/p), NTSC (M, 4.43/3.58 MHz, 480i/p), SECAM (B, D, G, K, K1, L) HD (1080i, 720p)

    Dimensions (W x H x D)
    12.5” x 4.25” x 9.75”
    Security bar, Kensington lock, password protection
    6.75 lbs

    EH412ST projector
    AC power cord
    Remote control
    Batteries for remote
    Carrying case
    Quick start guide and warranty card
    This Kit Includes: