Magewell

Magewell Pro Convert 12G SDI 4K Plus

12G-SDI 4K60 to NDI, SRT and RTMP encoder — the highest-specification SDI encoder in the Pro Convert range for 4K broadcast cameras.

  • 12G-SDI input — encodes 4K UHD at up to 60fps from professional 12G-SDI broadcast cameras into NDI, SRT and RTMP for IP distribution
  • Supports the complete SDI format range — SD-SDI, HD-SDI, 3G-SDI and 12G-SDI with automatic format detection, backward compatible with all SDI cameras
  • Full NDI, NDI|HX and NDI|HX2 output — delivers 4K SDI sources to any NDI-capable application, switcher or monitor on the network simultaneously
  • SRT and RTMP output alongside NDI — simultaneous 4K cloud streaming, CDN contribution and internet distribution from the same 12G-SDI source
  • Power over Ethernet (PoE) — single Ethernet cable provides power and network connectivity, simplifying installation in broadcast facilities and remote locations
  • The definitive Pro Convert SDI encoder for 4K broadcast cameras including Sony VENICE 2, Arri Alexa 35 and professional 4K PTZ systems
£693.00
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3-year Magewell warranty
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Compatible Software ↗

12G-SDI 4K into IP Networks

The Magewell Pro Convert 12G SDI 4K Plus is the highest-specification encoder in the Pro Convert SDI range — bringing 12G-SDI 4K60 sources into IP production networks via NDI, SRT and RTMP. It handles the output of the most demanding professional broadcast cameras: Sony VENICE 2, Arri Alexa 35, professional studio cameras and top-specification PTZ systems all use 12G-SDI for 4K output.

By encoding at the camera or source position, the Pro Convert 12G SDI 4K Plus eliminates the need for 12G-SDI infrastructure between the camera and the production system. A single Ethernet cable carries 4K NDI from the encoder to any NDI-capable application on the network — vMix, OBS with NDI plugin, Wirecast, Vizrt, NDI Studio Monitor and any NDI switcher.

The PoE power option means the same Ethernet cable that carries the NDI stream also powers the encoder — a significant advantage in broadcast facilities and remote locations where a separate power circuit at each camera position is impractical.

4K NDI — The IP Alternative to 12G Infrastructure

12G-SDI infrastructure — 12G-rated patch bays, routing switchers and cable runs — is expensive to install and maintain. The Pro Convert 12G SDI 4K Plus provides an alternative: encode 12G-SDI to 4K NDI at the camera, and distribute over standard Ethernet infrastructure already in place in the facility.

This is particularly valuable in broadcast facilities transitioning from SDI to IP infrastructure, in remote production setups where 12G-SDI cable runs would be cost-prohibitive, and in new installations where Ethernet infrastructure is already in place but 12G-SDI routing is not justified.

For HDMI 4K encoding, see the Pro Convert HDMI 4K Plus (£665). For standard 3G-SDI encoding, see the Pro Convert SDI Plus (£412). For ultra-compact deployment, see the Pro Convert SDI TX (£332).

Compatible Software Guide ↗
Video Input
Input Connector1× 12G-SDI (BNC)
Supported StandardsSD-SDI (SMPTE 259M), HD-SDI (SMPTE 292M), 3G-SDI (SMPTE 424M), 12G-SDI (SMPTE 2082)
Max Input Resolution3840×2160 @ 60fps (4K UHD via 12G-SDI)
Video Encoding Output
NDI OutputFull NDI, NDI|HX, NDI|HX2 (simultaneous)
Streaming OutputSRT, RTMP (simultaneous with NDI)
Max Encode Resolution3840×2160 @ 60fps (4K UHD 60p)
Network Interface10/100/1000 Ethernet (RJ45)
Audio
Audio InputEmbedded SDI audio
Audio EncodingAAC
Power
Power SourcePower over Ethernet (PoE) or DC adapter
PoE StandardIEEE 802.3af/at
Management
ConfigurationWeb-based interface — any browser on the same network
Firmware UpdatesRemote via web interface
Product Information
SKU64090
Warranty3 years
Price (ex-VAT)£693.00
AvailabilityIn stock

Specifications sourced from Magewell product documentation. Contact us to confirm suitability for your specific application.

The Pro Convert 12G SDI 4K Plus is specified for broadcast facilities, film productions and IP infrastructure projects requiring 4K SDI to NDI encoding at the highest specification.

🎥

4K Cinema Camera NDI Integration

Film and television productions using 12G-SDI cameras (Sony VENICE 2, Arri Alexa 35) can deliver 4K NDI feeds to vMix, Wirecast and production monitoring systems over the existing Ethernet infrastructure — without 12G-SDI routing infrastructure.

📡

4K SDI to IP Facility Migration

Broadcast facilities transitioning from SDI to IP infrastructure can encode existing 12G-SDI camera outputs to 4K NDI at each camera position — delivering 4K video to IP-based production systems before full SDI infrastructure replacement.

🏟️

Stadium 4K Camera IP Distribution

Sports venues with 4K SDI cameras can encode each camera to 4K NDI at the camera position, distributing over the venue Ethernet network to production systems, replay servers and streaming encoders without 12G-SDI infrastructure investment.

🏆

Major Sports 4K Broadcast Production

Premium sports broadcasts using 12G-SDI cameras for 4K coverage can deliver 4K NDI feeds to vMix and Wirecast production systems for simultaneous multi-platform streaming alongside the primary broadcast output.

📺

National Broadcaster 4K IP Workflows

National broadcasters building 4K IP production infrastructure can use the Pro Convert 12G SDI 4K Plus to bring existing 12G-SDI cameras into NDI workflows, protecting the investment in 4K SDI cameras during the IP transition.

🎬

Remote 4K SDI Contribution

Remote production setups receiving 4K SDI camera feeds can encode to SRT at the camera position for IP contribution back to a central production hub — delivering broadcast-quality 4K over internet connections without satellite infrastructure.

🔴

4K Field Production IP Streaming

Field production teams covering location stories with 4K SDI cameras can use the Pro Convert 12G SDI 4K Plus to encode and stream 4K via SRT or RTMP to cloud production systems over bonded cellular or location broadband.

🏢

Enterprise 4K Broadcast Integration

Large enterprises with professional 12G-SDI broadcast studios can integrate 4K cameras into NDI-based corporate IP networks — delivering 4K NDI to video conferencing systems, internal streaming platforms and digital signage networks.

⚙️

4K SDI IP Infrastructure Development

Broadcast technology developers, systems integrators and IP infrastructure architects building 4K SDI-to-IP workflows can use the Pro Convert 12G SDI 4K Plus as the encoding component in custom 4K NDI distribution systems.

What SDI formats does it support?

The full SDI range — SD-SDI, HD-SDI, 3G-SDI and 12G-SDI (SMPTE 2082). Signal format is automatically detected. You can connect any SDI camera from SD to 12G-SDI 4K and it will encode at that camera's native format.

What is the difference between the 12G SDI 4K Plus and the SDI 4K Plus?

The Pro Convert SDI 4K Plus (£682) supports up to 6G-SDI (4K60) and outputs NDI, SRT and RTMP. The Pro Convert 12G SDI 4K Plus (£693) supports up to 12G-SDI — the highest SDI standard — making it compatible with the most demanding 4K broadcast cameras. Choose 12G SDI 4K Plus for cameras outputting 12G-SDI.

Can it encode 4K to NDI and stream to YouTube simultaneously?

Yes. The Pro Convert 12G SDI 4K Plus outputs Full NDI, SRT and RTMP simultaneously from the same 12G-SDI source. 4K NDI can be delivered to local NDI consumers while simultaneously streaming 4K to YouTube via RTMP or a CDN via SRT.

Does it need a separate power supply?

No — it supports PoE (Power over Ethernet). A single Ethernet cable from a PoE switch or injector provides both power and network connectivity. A DC power adapter is also included for non-PoE environments.

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Also in the Magewell Pro Convert Encoder range

Pro Convert HDMI Plus — £383 Pro Convert HDMI 4K Plus — £665 Pro Convert HDMI TX — £323 Pro Convert SDI Plus — £412 Pro Convert SDI 4K Plus — £682 Pro Convert SDI TX — £332 Pro Convert 12G SDI 4K Plus — £693