Description
The HI5-12G-R-ST is a compact SDI to HDMI converter designed to deliver accurate 4K/UltraHD monitoring and conversion. It accepts single-link 12G-SDI signals and outputs HDMI 2.0 video up to 4K60 while preserving color depth and timing. The unit includes a Fiber ST SFP receiver to extend SDI sources over long distances.
Key capabilities include single-link 12G-SDI input, a reclocked SDI loop out for confidence monitoring, and HDMI 2.0 output that supports HDR10 metadata and HLG. The converter handles 4:4:4 and 4:2:2 color formats at 8, 10 and 12-bit depths and supports high frame rates up to 60p. Analog RCA outputs provide local audio monitoring while HDMI carries up to 8 channels of embedded audio.
Performance specifications cover a broad set of video formats from SD to 4K/4096×2160 at multiple frame rates including 50 and 59.94/60 fps. The fiber receiver meets SMPTE fiber standards and provides optical sensitivity and overload thresholds suitable for professional links. The unit consumes approximately 11 to 12 watts and ships with a universal 100-240VAC adapter supporting 5-16 VDC input.
Connectivity includes a single 12G-SDI input, reclocked SDI loop out, a Fiber ST SFP receiver input, and an HDMI Type A v2.0b output. Control and status are available via USB and AJA Mini-Config software for Mac and Windows. Automatic DVI fallback is supported when a connected monitor does not speak full HDMI protocol.
Typical use cases include on-set monitoring, OB vans, post production monitoring, and any professional workflow requiring conversion from SDI or fiber to HDMI displays. The Hi5-12G-R-ST simplifies integration of modern HDMI displays into SDI-centric signal chains while maintaining HDR and high frame rate integrity. It is suitable where reliable color reproduction and low-latency monitoring are required.
The converter is built in AJA Mini-Converter form factor for flexible placement behind monitors or on camera rigs and features a locking DC power connector to prevent accidental disconnection. Firmware updates and device configuration are managed through the Mini-Config application via USB. A five year warranty provides long-term support for professional deployments.
Free Ground Shipping
We offer free ground shipping on every purchase of $300 and more for US and US territory. Please choose "Free Ground Shipping (UPS/USPS)" option at checkout.
UPS Ground
UPS provides up-to-date tracking information. Ground service takes anywhere from 2-7 working days for delivery depending on destinations. UPS Ground does not deliver on Saturdays, Sundays or Holidays.
USPS Priority Mail/USPS Express Mail
For all shipments shipped via USPS, we offer 'DELIVERY CONFIRMATION' number with each package. Difference between tracking number provided by UPS vs USPS Delivery Confirmation number is: Delivery Confirmation status is updated when the delivery has been made or when the package has made it through major USPS stations.
Air Shipment
Air shipments, Overnight, 2nd day and 3 day select methods offer guaranteed delivery time for your shipment. If you are in hurry or in need for the items on schedule, select one of these methods. Up-to-date tracking information is provided with each Air Shipment. AVProSupply has the right to choose between Air shipments to meet or reduce delivery time. For guaranteed delivery of multiple items with expedited shipping, please contact our customer service representative for personalized assistance to get your items delivered to you when you need them.
International Customers
We offer shipping via USPS/UPS for our international customers. You can find different shipping options during checkout.
Most items ordered from AVProSupply will be shipped out from our California Warehouse. Will-Calls are only allowed with Appointment Only - Please call Customer Service to set one up between the hours of 9am to 6pm PST.
We Offer A 30-Day Money Back Guarantee:
Our main goal is to ensure your complete satisfaction with our service and products. If, for any reason, you are not 100% satisfied with your purchase, you can return it within 30 days of the purchase date for a full refund. Our 30-day money back guarantee applies to all of the products we sell, except for: TVs and monitors 20" and larger, Special Order merchandise, or any item indicated as non-returnable. Shipping is not refundable. Prior to returning your purchase, a Return Merchandise Authorization (RMA) number will be provided to you.
Refunds:
Refunds on returned items will be issued in the same payment form as received from the customer at the time of purchase. Once we receive the product and it passes inspection, we will credit your account. Please allow 3 - 6 business days for a credit to appear on your account.
Exchanges:
If the item was sent back to us for an exchange, please allow 3 - 5 business days for the replacement to be processed.
No Returns/Exchanges on the following:
- TVs and monitors 20" and larger
- Special Order merchandise
- Any item indicated on the website as non-returnable
For more information see our official Return Policy
Download Manual 
