RGB Spectrum 520 12178 – Locking Mini-DisplayPort to DisplayPort Adapter

Product Overview

The RGB Spectrum 520 12178 is a locking Mini-DisplayPort to DisplayPort adapter stocked as a service part for systems whose video ports terminate on Mini-DisplayPort. It lets an installer land a standard full-size DisplayPort display cable on a Mini-DisplayPort output without building a custom assembly on site. The locking shell is the reason this part exists: it holds the connection against cable weight and rack vibration, which is where an unretained Mini-DisplayPort adapter tends to work loose. This is a passive connector adapter and a maintenance item, not a signal processor.

Product Description

Integrators keep a locking Mini-DisplayPort to DisplayPort adapter in the spares bin for one practical reason: Mini-DisplayPort ports are common on compact processor chassis and output cards, while the displays and long-haul cabling in the room are almost always full-size DisplayPort. The 520 12178 bridges that gap at the rack. Because it is a passive form-factor adapter, it introduces no scaling, no EDID handling and no format conversion; the source device and the display negotiate as they would over a direct DisplayPort run.

Order it as a spare rather than a first-time purchase item. Adapters are the parts that go missing during a rack move, get damaged when a bundle is pulled through a cable tray, or turn up short when a video wall processor is re-cabled for a new display layout. Having one on the shelf keeps a commissioning visit from stalling. Equipment in this line that presents Mini-DisplayPort connectors includes the Zio AD-4D-5 output card, and older Mini-DisplayPort-equipped wall processors remain in service in many control rooms.

Confirm the port type on the specific chassis before ordering, because RGB Spectrum publishes no datasheet for this part number and the correct adapter depends on which connector the installed card actually carries. If the display side of the link is HDMI rather than DisplayPort, the 520 12409 active Mini-DisplayPort to HDMI adapter and the 520 12408 DisplayPort to HDMI adapter cover those cases instead. For Mini-HDMI sources, the 520 12233-02 Mini-HDMI to HDMI adapter is the matching part. Creation Networks can confirm which adapter matches your installed hardware before the purchase order is raised.

Key Features

• Locking connector shell — The retention mechanism keeps the adapter seated on the Mini-DisplayPort port when cable bundles shift or a rack is rolled forward for service.
• Passive form-factor conversion — The adapter changes connector shape only, so it does not alter the DisplayPort link the source and display negotiate between themselves.
• Stocked as a spare — Keeping one per rack means a lost or damaged adapter does not hold up a commissioning or maintenance visit.
• Rack-friendly footprint — The short adapter body suits dense rear-panel connector fields where a full DisplayPort cable head will not fit cleanly.
• Genuine RGB Spectrum part number — Ordering by the published part number keeps the spares list consistent with the rest of the installed system documentation.

Technical Specifications

• Part number — 520 12178
• Part type — Locking Mini-DisplayPort to DisplayPort adapter
• Connector A — Mini-DisplayPort
• Connector B — DisplayPort
• Retention — Locking
• Vendor source — RGB Spectrum Gold Integrator price list description

RGB Spectrum does not publish a datasheet for this part number. Contact Creation Networks for confirmed specifications before ordering.