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Description
Product Overview
The Magewell Ultra Stream SDI is a dedicated SDI streaming encoder and recorder with SDI loop-through for professional live production and online streaming workflows. It accepts SD, HD, and 3G-SDI sources up to 2048×1080 60fps while encoding video up to 1920×1080 60fps using H.264 or H.265. Built-in recording, Ethernet, Wi-Fi, optional mobile broadband, smartphone control, and browser-based management make streaming and recording straightforward in compact production environments.

1080p60 H.264 and H.265 Encoding
Encode professional video at resolutions up to 1920×1080 and frame rates up to 60fps. H.264 and H.265 video encoding provides flexible options for live streaming and recording, with main and sub streams available simultaneously.
3G-SDI Input and Loop-Through
The BNC input and loop-through support SD, HD, and 3G-SDI signals up to 2048×1080 60fps. The incoming source can remain available to downstream SDI equipment while the Ultra Stream SDI simultaneously handles streaming or recording.
Professional SDI and Analog Audio
The SDI input supports up to 16 channels of embedded audio, while a 3.5 mm microphone input can add narration. A 3.5 mm headphone output provides convenient monitoring, and encoded streams use 2-channel AAC audio.
Built-In Multi-Destination Recording
Record video to 32GB of internal storage, a connected USB flash drive, or a paired mobile device. Internal and USB recordings support MP4 or MOV files, providing a convenient local copy alongside live streaming.
Ethernet Wi-Fi and Mobile Broadband
Connect through 10/100/1000 Mbps Ethernet or Wi-Fi for flexible network access. A compatible optional USB 3G or 4G mobile broadband modem can provide another connection option for productions where fixed network infrastructure is unavailable.
App WebUI and Remote Management
Control the encoder from its onboard buttons, smartphone application, browser-based WebUI, or Magewell Control Hub. HTTP APIs provide additional options for custom integration and remotely managed production systems.

SDI Video
BNC Input + Loop-Through
Maximum Signal
2048×1080 60fps
Network
Gigabit Ethernet · Wi-Fi
Audio
SDI Embedded · Microphone · Headphone
YouTube Twitch and Facebook Live
Ultra Stream SDI provides native workflows for YouTube, Twitch, and Facebook Live. Custom RTMP and RTMPS destinations are also supported, along with RTSP streaming for compatible professional network workflows.
Dual-Stream Encoding
Main and sub streams can be encoded simultaneously. The main stream supports bitrates up to 8 Mbps while the sub stream supports up to 2 Mbps, allowing separate profiles for different distribution or monitoring requirements.
Internal USB and Mobile Recording
Record simultaneously to internal storage, USB media, and a paired mobile device. Internal storage supports automatic, loop-style, and normal recording, while recorded files can also be downloaded through the WebUI.
Live Event Producers
Stream and record professional SDI feeds while preserving loop-through for downstream equipment.
Broadcast Teams
Turn SDI camera and production feeds into internet-ready streaming and recording workflows.
House of Worship
Stream services from professional SDI cameras with straightforward standalone operation.
Education Teams
Stream lectures, presentations, and campus events while creating local recordings.
Corporate AV
Encode meetings, training sessions, presentations, and company broadcasts from SDI sources.
Remote Production Teams
Use Ethernet, Wi-Fi, or optional mobile broadband for flexible field streaming.
Magewell Support
Magewell provides a two-year limited manufacturer warranty for Ultra Stream hardware. Coremicro can help confirm SDI source formats, embedded and analog audio requirements, streaming destinations, network connectivity, recording media, and deployment requirements before purchase.
| Specification | Detail |
|---|---|
| Product | Ultra Stream SDI |
| Part Number | 53020 |
| SKU — US/EU/UK/AU/JP | 530200000 |
| SKU — KR | 530200006 |
| Primary Function | Standalone SDI streaming encoder and recorder with loop-through |
| SDI Input | SD / HD / 3G-SDI via BNC |
| SDI Loop-Through | SD / HD / 3G-SDI via BNC |
| Maximum Input / Loop-Through | 2048×1080 60fps |
| HD / 2K SDI Formats | 2048×1080p / 2048×1080i / 1920×1080p / 1920×1080i at 23.98 / 24 / 25 / 29.97 / 30 / 47.95 / 48 / 50 / 59.94 / 60fps |
| 720p SDI Formats | 1280×720p at 25 / 29.97 / 30 / 50 / 59.94 / 60fps |
| PAL SD Input | 720×576 at 25p / 50i |
| NTSC SD Input | 720×480 at 29.97p / 59.94i |
| SDI Standards | ST 259 · ST 292 · ST 425 3Ga / 3Gb / 3Gb-DL / 3Gb-DS |
| Input Color Depth | 8-bit · 10-bit · 12-bit |
| SDI Embedded Audio Input | Up to 16 channels |
| Microphone Input | 3.5 mm analog input |
| Headphone Output | 3.5 mm analog output for SDI audio monitoring |
| Video Encoding | H.264 · H.265 / HEVC |
| Encoding Streams | Dual stream · Main stream + sub stream |
| Maximum Encoded Resolution | 1920×1080 |
| Maximum Encoding Frame Rate | 60fps |
| Main Stream Maximum Bitrate | 8 Mbps |
| Sub Stream Maximum Bitrate | 2 Mbps |
| HD Encoding Resolutions | 1920×1080 · 1600×1200 · 1600×900 · 1440×1080 · 1440×900 · 1280×1024 · 1280×960 · 1280×800 · 1280×720 · 1024×768 |
| SD Encoding Resolutions | 960×540 · 800×600 · 768×576 · 720×576 · 720×540 · 640×480 · 640×360 · 480×360 · 480×270 |
| Encoding Frame Rates | 60 · 59.94 · 50 · 30 · 29.97 · 25 · 24 · 15 · 10 · 5fps |
| Deinterlacing | Supported before video encoding |
| Encoded Audio | 2-channel AAC · 48 kHz · 16-bit |
| Audio Bitrates | 256 · 192 · 128 · 96 · 64 · 48 · 32 · 16 kbps |
| Streaming Platforms | YouTube · Twitch · Facebook Live |
| Streaming Protocols | RTSP · RTMP · RTMPS |
| Simultaneous Streaming Sessions | Up to 2 |
| Internal Storage | 32GB |
| Recording Destinations | Internal storage · USB flash drive · Paired mobile device |
| Internal Recording Modes | Automatic · Loop-style · Normal |
| USB Recording Modes | Automatic · Normal |
| Internal / USB Recording Formats | MP4 · MOV |
| Mobile Recording Format | MP4 |
| Recording File Durations | 5 · 10 · 30 · 40 · 50 · 60 · 90 · 120 minutes |
| Mobile Timer Recording | 15 sec · 30 sec · 1 min · 2 min · 5 min |
| Mobile Recording Snapshot | Still-image snapshots supported during recording |
| Recording File Management | Download recorded videos through WebUI |
| Recorded File Upload | FTP with TLS · Dropbox · Google Drive |
| Wired Network | 10/100/1000 Mbps Ethernet |
| Wi-Fi | 802.11 a/b/g/n/ac |
| Mobile Broadband | Optional USB 3G / 4G modem support · Modem not included |
| Bluetooth | Bluetooth 4.0 BLE |
| Local Control | On-device buttons |
| Mobile Control | Magewell Ultra Stream smartphone application |
| Web Management | Browser-based WebUI |
| Centralized Management | Magewell Control Hub · Register with up to 2 Control Hub platforms |
| Integration API | HTTP APIs |
| Status Indicators | Input signal · Ethernet · Wi-Fi · USB flash drive · Startup · Recording · Streaming · Updating |
| Power Input | DC 5V / 2A |
| Maximum Power Consumption | Approximately 7.2 W |
| Dimensions | 94.2 × 94.2 × 22.3 mm |
| Operating Temperature | 0 to 40°C |
| Storage Temperature | −20 to 70°C |
| Relative Humidity | 5% to 90% non-condensing |
| Manufacturer Warranty | 2 years |
| Included Device | Ultra Stream SDI |
| Included Power Adapter | Regional power adapter |
| Included Power Cable | 1 × power cable |
What does the Magewell Ultra Stream SDI do?
Ultra Stream SDI is a standalone SDI streaming encoder and recorder with SDI loop-through. It can stream professional SDI video to supported online services or custom servers while also recording video to local or mobile storage.
What is the maximum SDI input resolution?
The Ultra Stream SDI accepts and loops through SDI signals up to 2048×1080 60fps. It supports SD, HD, and 3G-SDI through its BNC input and loop-through connections.
What is the maximum streaming resolution?
Video encoding is supported up to 1920×1080 at 60fps. The encoder supports both H.264 and H.265 video encoding with separate main and sub-stream profiles.
How many audio channels does the Ultra Stream SDI support?
The SDI input can carry up to 16 channels of embedded audio. Encoded streaming and recording audio uses 2-channel AAC at 48 kHz and 16-bit, so the SDI input capability and encoded audio capability are different.
Which streaming services and protocols are supported?
Ultra Stream SDI provides native workflows for YouTube, Twitch, and Facebook Live. It also supports RTMP, RTMPS, and RTSP for compatible custom streaming workflows.
Where can the Ultra Stream SDI record video?
Video can be recorded to its 32GB internal storage, a connected USB flash drive, or a paired mobile device. Internal storage and USB media support MP4 or MOV recording.
What warranty does the Ultra Stream SDI include?
Magewell provides a two-year limited manufacturer warranty for Ultra Stream hardware. Coremicro can help confirm SDI formats, streaming destinations, network connectivity, audio configuration, and recording requirements before deployment.
Stream and Record Professional SDI Video
Coremicro is an authorized Magewell dealer supporting live streaming, broadcast, event production, education, corporate AV, house of worship, and professional video workflows. Contact our team to confirm SDI source formats, streaming platforms, network requirements, recording storage, and audio configuration for your Ultra Stream SDI deployment.
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Specifications
Magewell Ultra Stream SDI 1080p60 H.264 H.265 Streaming Encoder Specifications
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Included on Magewell Ultra Stream SDI 1080p60 H.264 H.265 Streaming Encoder





















