TE Connectivity 2057556-1 Compatible SFP+ 1x2 Cage Assembly Technical Overview
The TE Connectivity 2057556-1 is a 1x2 ganged SFP+ cage assembly with integrated dual round lightpipes and a conductive elastomeric EMI gasket designed for TE Connectivity 2057556-1 compatible applications in 10Gb/s Ethernet and 16Gb/s Fibre Channel systems. Featuring solderless press-fit PCB mounting and a nickel silver alloy body, it combines real-time optical LED link/activity status indication with gapless panel grounding and structural module retention for enterprise switches, SAN storage, and telecom equipment.
- Mechanical Form Factor: 1x2 Ganged Single-Row 2-Port SFP+ Cage Assembly with integrated dual round lightpipe optics (Standard lightpipe profile).
- Signal Ecosystem Support: Engineered for SFP+ Enhanced optical transceivers and Direct Attach Copper (DAC) cables operating up to 16 Gb/s (SFF-8431, 10GbE, and 16G Fibre Channel).
- Board Mount Technology: Solderless Through-Hole Press-Fit termination with 2.05mm tail length, optimized for standard 1.5mm [.059 in] PCB substrates.
- Alternative Sourcing Option: Multi-source engineering options are available to support secondary sourcing strategies, BOM cost optimization, and supply chain flexibility.
TE Connectivity 2057556-1 SFP+ Cage Assembly Product Overview
TE Connectivity 2057556-1 is a 1x2 ganged SFP+ Enhanced cage assembly featuring integrated dual round lightpipes, a conductive elastomeric EMI gasket, and press-fit PCB mounting. Designed for high-density networking cards in enterprise switches, SAN disk arrays, and telecom equipment, this 2-port assembly pipes board-mounted LED light directly to the front bezel while providing 360-degree EMI containment and mechanical transceiver retention across extended operating temperatures (-55°C to +105°C).
| Part Number | 2057556-1 | Part Status | Active |
| Connector Style | Cage, Ganged (1 x 2) | Connector Type | SFP+ |
| Data Rate (Max)(Gb/s) | 16 | Mounting Type | Through Hole, Right Angle |
| Termination | Press-Fit | Features | EMI Shielded |
| Port Matrix Configuration | 1x2 Ports | Number of Ports | 2 |
| Lightpipe Configuration | Dual Round | Connector Mounting Type | Board Mount |
| Operating Temperature Range | -55 – 105°C | Pluggable I/O Applications | SFP+ Enhanced |
| Circuit Application | Signal | EMI Containment Feature Type | Elastomeric Gasket |
| Included Lightpipe | YES | Cage Material | Nickel Silver Alloy |
| PCB Thickness (Recommended) | 1.5mm[.059in] | Tail Length | 2.05mm[.081in] |
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Important Notice
Performance figures, data and any illustrative material provided in this data sheet are typical and must be specifically confirmed in writing by F-tone Networks before they become applicable to any particular order or contract. In accordance with the F-tone Networks policy of continuous improvement specifications may change without notice.
The publication of information in this data sheet does not imply freedom from patent or other protective rights of F-tone Networks or others. Further details are available from any F-tone Networks sales representative.
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Power and Wavelength Testing
Test the signal delivering strength and wavelength, to ensure the signal decoding capacity of the receiver, and the wavelength remains consistent from the transmitter to the receiver.
Traffic Testing
Test the bit error rate and packet loss rate, to make them meet the corresponding standards and ensure the performance of transceivers.
Optical Performance Testing
Test the transceivers' eye diagram situation, receiving sensitivity, extinction ratio, wavelength, light-emitting, light-receiving, current and voltage, to ensure the signal quality, stability and reliability of the transmission.
End Face Testing
Check the end face of the transceivers and keep them clean for more stable data transmission, better performance, and durability.
Various Switch Tests
Every module is quality tested for compatibility in the multi-brand switches environment, guaranteeing flawless operations.