SFP Socket Cage Assembly with Integrated Connector, 1×1 Port, Press-Fit/SMT
Introduction:
This 1×1 single-port SFP socket cage assembly integrates the external shielding cage and internal 20-pin connector into a single combo unit, removing the need for a separate SMT host receptacle. The robust copper alloy cage incorporates perimeter EMI spring fingers that press flush against bezel cutouts to eliminate high-frequency radiation leakage. High-temperature UL 94V-0 thermoplastic and PBT insulate durable phosphor bronze contacts, ensuring stable signal transmission through repeated insertions. With a hybrid Press-Fit and SMT board mounting architecture, it achieves mechanical anchorage and planar contact coplanarity simultaneously. This integrated assembly suits compact fiber media converters, enterprise edge routers, and telecom interface blades.
Key Features
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Integrated Combo Design: Merges cage and connector into one assembly.
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Hybrid Mounting Architecture: Combines solderless press-fit retention with SMT termination.
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Phosphor Bronze Contacts: Ensures consistent conductivity through repeated insertions.
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Perimeter EMI Spring Fingers: Eliminates electromagnetic radiation at panel openings.
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UL 94V-0 Flame Rating: Resists high processing temperatures and improves safety.
Main Specifications:
General Information:
| Product No.: | SFCJ-1 | |
| Product Type: | Cage and Connector Combo | |
| Pluggable Form Factor: | SFP | |
| Port Configuration: | 1 Port | |
| PCB Mounting Style: | Press-Fit / SMT | |
| Included Lightpipe : | None | |
| Included Heat Sink: | None | |
| Packaging Method: | Tray | |
| Mating Components: | Self-Contained (No separate socket needed) | |
| EMI Shielding Type: | EMI Spring Fingers |
Materials and Plating:
| EMI Shielding Material: | N/A | |
| Cage Material: | Copper Alloy | |
| Insulator Material: | Hi-temp thermoplastic, UL 94V-0 | |
| Connector Insert Material: | PBT, UL 94V-0 | |
| Contact Material: | Phosphor Bronze |
Environmental:
| Operating Temperature: | N/A | |
| Compliance: | Lead Free & RoHS Compliant |
Single Row Cage Part Number Configuration
Applications:
- Switch
- Router
- Server & Storage
- Fibre Channel and Gigabit Ethernet
- Networking & Telecommunication
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Metabee is a professional connector manufacturer from China. We can provide all kinds of SFP Connectors and Cages.


