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Blackmagic Design Micro Converter SDI to HDMI 12G

BH #BLMCSDIHD12G • MFR #CONVCMIC/SH12G
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Blackmagic Design Micro Converter SDI to HDMI 12G
Key Features
  • 1 x 12G-SDI Input, 1 x HDMI Output
  • 1 x 12G-SDI Loop Output
  • Selectable SD/HD Level A/B SDI Ports
  • Supports up to DCI 4K60 Resolution I/O
Super compact and rugged, the Micro Converter SDI to HDMI 12G from Blackmagic Design enables you to link SDI cameras or computers to pro-style HDMI monitors, projectors, or displays, and it features a 33-point LUT for color calibration. This compact converter has one 12G-SDI input, one 12G-SDI loop output, and one HDMI output. It auto-detects and matches your SDI input to the HDMI output and is compatible with input/output resolutions up to DCI/UHD 4K60.
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Blackmagic Design Micro Converter Overview

Super compact and rugged, the Micro Converter SDI to HDMI 12G from Blackmagic Design enables you to link SDI cameras or computers to pro-style HDMI monitors, projectors, or displays, and it features a 33-point LUT for color calibration. This compact converter has one 12G-SDI input, one 12G-SDI loop output, and one HDMI output. It auto-detects and matches your SDI input to the HDMI output and is compatible with input/output resolutions up to DCI/UHD 4K60.

The pocket-sized Micro Converter SDI to HDMI 12G features timecode support, SDI re-clocking for stability over long cable runs, and support for a wide range of pro broadcast resolutions including cine-style 48 fps. The converter features a sturdy metal housing with power and signal LED status indicators and rugged connector interfaces. The USB Type-C port enables the SDI to HDMI 12G converter to easily connect to and be powered by adapters, monitors, laptops, or desktop computers, and it also facilitates firmware updates from a Windows or macOS computer. The converter is powered using a separately available USB Type-C cable and power supply.

Features
I/O
  • One 12G-SDI input
  • One HDMI output
  • One 12G-SDI loop output
Compact, Rugged Design
  • Robust metal housing and rugged connectors
  • USB Type-C port for powering via a compatible component like a monitor or laptop
  • Updatable via the USB Type-C port and your Mac or Windows computer
SDI Re-Clocking
  • Built-in re-clocking on HDMI output enables stable output over longer cable runs
  • Compatible with SMPTE 259M/292M/296M/424M/425M level A and B
Wider Resolution Support
  • SDI support from NTSC and PAL up to DCI/UHD 4K60
  • HDMI support from NTSC and PAL up to DCI/UHD 4K60
Embedded Audio
  • Supports embedded SDI input and embedded HDMI output
LED Indicators
  • LED indicators for video and power signals
Versatile Power Options
  • Power from a monitor, laptop, or other component using the USB Type-C port
  • Powered using a separately available power supply
Operating System Support
  • macOS 10.15 Catalina
  • macOS 11.1 Big Sur or later
  • Windows 10, 64-bit

Blackmagic Design Micro Converter Specs

Inputs/Outputs
Video Inputs
1x BNC (12G-SDI) Female
Audio Inputs
No
Video Outputs
1x HDMI (2.0) Female
1x BNC (12G-SDI) Female (Loop Output)
Audio Outputs
No
Other I/O
1x USB-C Control, Firmware Input
Expansion Slots
No
Format Support
Input Video Format
SDI (8/10-Bit 4:2:2 RGB, YUV)
DCI 4K at 23.98/24/25/29.97/30/47.95/48/50/59.94/60 fps
UHD 4K 24/25/29.97/30/47.95/48/50/59.94/60 fps
1080p 23.98/24/25/29.97/30/47.95/48/50/59.94/60 fps
1080i 50/59.94/60 fps
720p 50/59.94/60 fps
480i / 525 lines 29.97 fps
576i / 625 lines 25 fps
Output Video Format
HDMI (8/10-Bit 4:2:2 RGB, YUV)
DCI 4K at 23.98/24/25/29.97/30/47.95/48/50/59.94/60 fps
UHD 4K 23.98/24/25/29.97/30/47.95/48/50/59.94/60 fps
DCI 2K 23.98/24/25/29.97/30/47.95/48/50/59.94/60 fps
1080p 23.98/24/25/29.97/30/47.95/48/50/59.94/60 fps
1080PsF 25/29.97/30 fps
1080i 50/59.94/60 fps
720p 50/59.94/60 fps
480i / 525 lines 29.97 fps
576i / 625 lines 25 fps
Embedded Audio
HDMI/SDI
Standards
Video Standard Compliance
SMPTE 259M/292M/296M/424M/425M/ST-2081-1/ST-2081-10/ST-2082-1/ST-2082-10/ST-2084
HDCP Support
Yes: Version 2.2
HDR Support
Not Specified by Manufacturer
Hardware
OS Compatibility
macOS 10.15.15 or Later
macOS 11.1 or Later
Windows 10
Power
Power I/O
1x USB-C (4.4 to 5.2 VDC ) Input
Power Consumption
Device: 4 W
Environmental
Operating Temperature
32 to 72°F / 0 to 40°C
Storage Temperature
-4 to 140°F / -20 to 60°C
Operating Humidity
0 to 90% ()
General
Dimensions
3.01 x 1.8 x 0.98" / 76.45 x 45.7 x 24.89 mm
Weight
5.29 oz / 150 g
Packaging Info
Package Weight
0.365 lb
Box Dimensions (LxWxH)
3.2 x 1.9 x 1"

Blackmagic Design Micro Converter Reviews

Fantastic Unit

By Steve
Rated 5 out of 5
Date: 2026-04-13

It’s a must have for video wall led set ups. Keeps it locked at 1920 by 1080 ⚡️񗿼

SDI to HDMI

By ken
Rated 5 out of 5
Date: 2026-02-09

In my personal opinion, this is one of the better converters out there.

See any errors on this page?

Hello, can this converter output from its HDMI ...

Hello, can this converter output from its HDMI out to the ninja v HDMI in for recording ? Thanks
Asked by: Ceasar
Yes, the HDMI output of the Blackmagic Design Micro Converter SDI to HDMI 12G can be recorded by the Atomos Ninja V 5" 4K HDMI Recording Monitor. Just note that the max resolution and frame rate would be DCI 4K60 10-bit 4:2:2. Any RAW recording would not be supported.
Answered by: Tim Z
Date published: 2025-03-16

I want to transmit a 4K signal via wireless ...

I want to transmit a 4K signal via wireless transmitter to a monitor but the transmitter only transmits 4K via HDMI. Would it work in theory if I output from camera SDI into BM converter and from the converter HDMI output to wireless transmitter HDMI input, which then sends 4K signal to the monitor?
Asked by: Mike
Yes, the Blackmagic Design Micro Converter SDI to HDMI 12G will convert your camera's 4K video signal from SDI to HDMI, which could then be ingested and transmitted via your transmitter.
Answered by: Paige K
Date published: 2025-07-06

Does this support Dolby Vision?

Does this support Dolby Vision?
Asked by: Jay
No, The Blackmagic Design Micro Converter SDI to HDMI 12G will not support Dolby Vision. However, The following converters will from AJA https://bhpho.to/3FvWR2R or https://bhpho.to/3I80JZi
Answered by: Chris H
Date published: 2022-01-17

HDR metadata passthrough. Will this unit retain ...

HDR metadata passthrough. Will this unit retain the HDR flag in the HDMI stream? I have a Decklink 4K Pro currently in my PC (SDI out). If my Resolve project is set up properly for HDR monitoring, will that HDR metadata make it's way from the PC to the TV? Decklink 4K Pro card SDI Micro Converter 12G HDMI 2.0 HDR TV (HDMI input).
Asked by: Chris
Yes. Corrected. The is converter will pass the HDR metadata according to the supported SMPTE spec.
Answered by: BMD Product Specialist
Date published: 2022-01-16

Can I power this unit from Red Raptor USB C ...

Can I power this unit from Red Raptor USB C output ?
Asked by: Akhmt
No, the RED Raptor USB-C output port would not provide enough power to the Blackmagic Design Micro Converter SDI to HDMI 12G. Using a V-mount battery that provides USB-C output would be a solution that would work. Core SWX XCell Micro-Sized Smart Battery (99Wh, V-Mount) BH #COXCL99V
Answered by: Chris H
Date published: 2025-12-26

Will this allow Raw codec recordings in Video ...

Will this allow Raw codec recordings in Video Assist 12G HDR monitors? Connections would be BPMCC4K hdmi out to converter hdmi in- Converter SDI out to Video Assist SDI in. The VA will only record RAW format from an SDI signal, which is why I need a converter. Thanks to anyone who replies.
Asked by: Fenton
No for several reasons. The Pocket camera does not output RAW data. The converter will not pass any RAW data if present. You can record RAW inside the camera.
Answered by: BMD Product Specialist
Date published: 2021-04-07

The version Blackmagic Design Micro Converter ...

The version Blackmagic Design Micro Converter HDMI to SDI 3G it also carries the audio? Or only video?
Asked by: Isaac
The Blackmagic Design Micro Converter HDMI to SDI 3G will also transfer the audio signal.
Answered by: Nick Y
Date published: 2022-03-08

Can I power this with one of my usb c ports on my

Can I power this with one of my usb c ports on my laptop?
Asked by: Marco
Yes
Answered by: BMD Product Specialist
Date published: 2026-03-22
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