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12G SDI TO HDMI2.0 Converter
GF-STHLU
The GF-STHLU is a 12G-SDI to HDMI 2.0 converter. Powered by Type-C, it features 12G-SDI input and loop-through, and can automatically detect HD/3G/6G/12G-SDI signals with a maximum resolution of 4K@60Hz. It also supports 3G Level A and Level B signal input. An optional easy-to-install quick-mount bracket is available for user convenience.
●Input: HD/3G/6G/12G-SDI × 1
●SDI Video Loop-out: HD/3G/6G/12G-SDI × 1
●HDMI Video Output: HDMI × 1
●Multi-signal Support: Automatic detection of HD/3G/6G/12G-SDI signals
●Supports up to 4K60 resolution
●Automatic input signal detection
●No latency, pass through conversion
●Video & power signal LED indicators
●USB Type-C Power
●Operating Temperature: 0℃ ~ 60℃
●Storage Temperature: -20℃ ~ 70℃


  • Supports YCbCr 4:2:2 10-bit SDI color space and precision
  • Supported SDI Input Formats
    (12G) 4096×2160p 60/59.94/50
    (12G) 3840×2160p 60/59.94/50
    (6G) 4096×2160p 30/29.97/25/24/23.98
    (6G) 3840×2160p 30/29.97/25/24/23.98
    (3G Level-A) 1920×1080p 60/59.94/50
    (3G Level-B) 1920×1080p 60/59.94/50
    (HD) 1920×1080p 30/29.97/25/24/23.98
    (HD) 1920×1080i 60/59.94/50
    (HD) 1920×1080Psf 30/29.97/25/24/23.98
    (HD) 1280×720p 60/59.94/50/30/29.97/25/24/23.98
  • Supported SDI Standards
    SMPTE ST-2081, SMPTE ST-2082
    SMPTE 292M, SMPTE 296M
    SMPTE 424M-B, SMPTE 274M
    SMPTE 425M
  • Supported HDMI Color Space and Precision
    RGB 4:4:4 8-bit
    YCbCr 4:2:2 8-bit, 10-bit, 12-bit
    YCbCr 4:4:4 8-bit
  • Supported HDMI Output Formats
    (4K) 4096×2160p 60/59.94/50/30/29.97/25/24/23.98
    (4K) 3840×2160p 60/59.94/50/30/29.97/25/24/23.98
    (HD) 1920×1080p 60/59.94/50/30/29.97/25/24/23.98
    (HD) 1920×1080i 60/59.94/50/48/47.98
    (HD) 1280×720p 60/59.94/50/30/29.97/25/24/23.98
  • Supported HDMI Standard
    CTA-861-G


  • GEFFEN is specialized in processinghigh definition video signals for years. wehave developed and produced a series ofpro video devices, including signalconverter, multi-viewer, optical fiberconverter, signal distribution amplifiersignal generator and matrix switcher, etc.
    :Building 3, Baizhong Creative Park, No. 240 Shilian Road, Panyu District, Guangzhou,Guangdong,China
    +86 13928186280(Same WeChat/Whatsapp account)
    :+86 20-34702140
    ADD:Building 3, Baizhong Creative Park, Xinqiao Section, Shilian Road, Panyu District, Guangzhou City   TEL:020-34702140
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