What is the Kramer PT-1C HDMI EDID processor?
The Kramer PT-1C is a 4K HDR HDMI EDID processor that sits inline between a source and a display. It locks EDID and lets the installer choose whether HDCP, multichannel audio or deep color are supported, so a source only sends formats the display chain can handle. It is a simple fix for blank screens, wrong resolutions and audio dropouts caused by EDID mismatches.

How does the Kramer PT-1C work?
The PT-1C has one HDMI input and one HDMI output and passes signals up to 4K@60Hz 4:4:4 at 17.82Gbps, with HDR10 and HDCP 2.2. Four DIP-switches set its behavior: lock the EDID presented to the source, and enable or disable HDCP, multichannel audio and deep color.
That makes it useful for keeping new sources working on older displays and infrastructure, and as a troubleshooting aid when commissioning a room. The unit takes its power from the HDMI line, so no power supply is needed, and a power LED confirms operation.

What are the key features of the Kramer PT-1C?
- EDID lock — Presents a fixed EDID to the source for predictable output.
- Selectable HDCP, audio and deep color — Four DIP-switches match the source to the display.
- 4K@60Hz 4:4:4 — Up to 17.82Gbps (5.94Gbps per data channel).
- HDR10 and HDCP 2.2 — Compatible with current HDMI content.
- Line powered — Draws power from the HDMI line, so no power supply is needed.
- Compact enclosure — Fits behind displays or inside furniture.
Technical Specifications
| Input | 1 HDMI |
| Output | 1 HDMI |
| Max data rate | 17.82Gbps (5.94Gbps per data channel) |
| Max resolution | 4K@60Hz (4:4:4) |
| Standards | HDR10, HDMI, HDCP 2.2 |
| Controls | 4 DIP-switches |
| Indicator | Power LED |
| Power | Taken from the HDMI line |
| Operating temperature | 0° to +40°C (32° to 104°F) |
| Dimensions | 6.22 x 5.18 x 2.44cm (2.45 x 2.04 x 0.96in) W, D, H |
| Weight | 0.1kg (0.2lbs) approx. |
Related Kramer signal tools include the Kramer PT-101H2 4K HDR HDMI repeater for longer cable runs and the Kramer PT-12 HDMI controller for simple display control. For feeding several screens, see the Kramer VM-4H2 distribution amplifier. Browse the full Kramer collection, or contact Creation Networks for design, installation and support.
At Creation Networks, we do everything we can to create an excellent customer experience. This includes fast shipping and easy returns.
- Most in-stock orders placed Monday-Friday ship within 24-48 hours. General restrictions apply; please see our full shipping policy here.
- We offer a 30-day return policy from the delivery date on many products. Product restrictions apply. Restocking fees for the return of open-box items. Please see our full return policy here for more information.
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