12G SDI to 4K HDMI Video Converter

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The OPR-SH1204A converts 12G-SDI or 4*3G SDI to HDMI 2.0, with pristine image fidelity and HFR support up to 60p for 4K UltraHD.

OPR-SH1204A provides an easy to deploy monitoring connection from professional 4K 12GSDI devices to new displays with HDMI 2.0 inputs, for cost-effective monitoring in professional workflows.

It features a 12G-SDI single link or 4*3G SDI input with a reclocked SDI loop out for simpler SDI confidence monitoring or pass on for SDI pipelines.


Convert 12G-SDI to 2*HDMI 2.0a at up to 4K UltraHD 60p,

Support HDMI 1

Support for 4:4:4/4:2:2/4:2:0 HDMI 2.0a output

Support 8/10-bit workflows

Support YUV & RGB

HDR signaling metadata pass-through and optional override

Embedded audio support 24-bit

12G-SDI loop out

Upgrade firmware via USB port

Check the device status by NMS via PC/Mac

Three year warranty

Video Input Digital

1x12G/ 3G SDI BNC, 4x3G SDI BNC

SDI Video Input & HDMI Output

UHD - 3840x2160p@60/ 59.94/ 50/ 30/ 29.97/ 25/ 24/ 23.98

HD - 720p@50/ 59.94/ 60, 1080i50,1080i59.94,1080i60,1080p@23.98/ 24/ 25/ 29.97/ 30/ 50/ 59.94/ 60

Audio Input Digital

SDI embedded audio, 24-bit

Audio Output Digital

HDMI embedded audio, 24-bit

Size (w x d x h) & Weight

5" x 4" x 1.15" (127 x 101.6 x 30 mm) 0.88lb (0.4 kg)


DC12V 3A

AC Adapter: 100-240VAC, 50/ 60 Hz, universal input


Safe Operating Temperature: 0 to 40 C (32 to 104 F)

Safe Storage Temperature (Power OFF): -40 to 60 C (-40 to 140 F)

Operating Relative Humidity: 10-90% noncondensing