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| PartNumber | MT52K3HNX | MT52K3NNX | MT52K3FNX |
| Description | Patch Panels PATCHKIT | Patch Panels PATCHKIT | Patch Panels PATCHKIT |
| Manufacturer | Switchcraft Inc. | Switchcraft Inc. | Switchcraft Inc. |
| Product Category | Patchbay, Jack Panels | Patchbay, Jack Panels | Patchbay, Jack Panels |
| Series | MT48/52K | MT48/52K | MT48/52K |
| Product | Longframe | Longframe | Longframe |
| Type | Telephone Jack Panel | Telephone Jack Panel | Telephone Jack Panel |
| Termination Style | Solder | Solder | Solder |
| Connector Type | 1/4" Phone Jack | 1/4" Phone Jack | 1/4" Phone Jack |
| Contact Material | Steel | Steel | Steel |
| Number of Positions | 52 | 52 | 52 |
| Number of Rows | 2 | 2 | 2 |
| Contact Plating | Gold | Gold | Gold |
| Depth | 8.8 in | 8.8 in | 8.8 in |
| Normalling | Half-Normal | Non-Normalled | Full-Normal |
| Height Number of Racks | 3.5 in (2 Rack Units) | 3.5 in (2 Rack Units) | 3.5 in (2 Rack Units) |