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48x 10GbE SFP+ with 2x 40GbE QSFP+ and 4x 100GbE QSFP28 Switch S585048S2Q4C

48x 10GbE SFP+ with 2x 40GbE QSFP+ and 4x 100GbE QSFP28 Switch S585048S2Q4C

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Part Number: S5850-48S2Q4C

48x10GbE SFP+ with 2x40GbE QSFP+ and 4x100GbE QSFP28 Switch S5850-48S2Q4C


The S5850-48S2Q4C reference design, the high-density 10G/40GE platform with native 100GE (4x25G SerDes) uplinks, supports multiple form factors and includes F-tone Open Switch Platform (OSP) reference software for Data Center/SDN/Openflow and enterprise applications.


S5850-48S2Q4C reference design provides a comprehensive solution for data center Spine/Leaf switches with highlighted network visibility features. It is also the first Terabit platform with carrier domain features like OAM and PTP enabled. The reference design is equipped with an advanced SDK package with productized CLI for customer to do SDK-level configuration and verification.

Switch Class Layer2/3, Dater center, Metro Non-blocking Throughput 0.96Tbps
10-Gigabit SFP+ 48 Switching Capacity 1.92Tbps
40-Gigabit QSFP+ 2 CPU Freescale PowerPC P1010
100-Gigabit QSFP28 4 System Memory 2 GB
Typical/Max Power Draw 160W/200W Flash Storage Memory 2 GB
100/1000 Mgmt Ports 1 Packet Buffer Memory 9 MB
RS-232 Serial Ports 1 (RJ-45) MTBF(Hours) 99936.04
USB Ports 1 Max VLANs 4094
Packets/Second 1200Mpps Max MAC Entries 128K
Jumbo Frames 9600 Bytes Enclosure Type Rack-mountable 1U
Hot-swap Power Supplies 2(1+1 redundancy) Dimensions (H x W x D) 43.6x440x470 mm
Hot-swappable Fans 4(N+1 redundancy) Weight(With one PSU) 8.3kg

Product Highlights

  • 48 SFP+ Ports

    48x10GBASE SFP+ Ethernet Ports.

  • 2 QSFP+ & 4 QSPF28 Ports

    2x40GBASE QSFP+ and 4x100GE QSFP28 Ethernet Ports.

  • Multi-Node Redundancy

    Dual power modules and Four fans for uninterrupted performance assurance.

Model Comparison

Image Part Number ID# Description Price
10G SFP+ Transceivers
SFP-10GSR-85 58773 10GBASE-SR SFP+ 850nm 300m DOM IND Transceiver US$ 16.00 Add to Cart
SFP-10GLRM-31 11590 10GBASE-LRM SFP+ 1310nm 220m DOM Transceiver US$ 34.00 Add to Cart
SFP-10GLR-31 58774 10GBASE-LR SFP+ 1310nm 10km DOM IND Transceiver US$ 34.00 Add to Cart
SFP-10GER-55 11592 10GBASE-ER SFP+ 1550nm 40km DOM Transceiver US$ 180.00 Add to Cart
SFP-10GZR-55 11595 10GBASE-ZR SFP+ 1550nm 80km DOM Transceiver US$ 400.00 Add to Cart
SFP-10GZRC-55 29799 10G SFP+ 1550nm 100km DOM Transceiver US$ 500.00 Add to Cart
40G QSFP+ Transceivers
QSFP-SR4-40G 17931 40GBASE-SR4 QSFP+ 850nm 150m MTP/MPO Transceiver for MMF US$ 55.00 Add to Cart
QSFP-CSR4-40G 34912 40GBASE-CSR4 QSFP+ 850nm 400m MTP/MPO Transceiver for MMF US$ 70.00 Add to Cart
QSFP-LX4-40G 35205 40GBASE-LX4 QSFP+ 1310nm 2km LC Transceiver for SMF&MMF US$ 340.00 Add to Cart
QSFP-IR4-40G 34913 40GBASE-LR4L QSFP+ 1310nm 2km LC Transceiver for SMF US$ 340.00 Add to Cart
QSFP-PIR4-40G 34917 40GBASE-PLRL4 QSFP+ 1310nm 1.4km MTP/MPO Transceiver for SMF US$ 220.00 Add to Cart
QSFP-LR4-40G 24422 40GBASE-LR4 and OTU3 QSFP+ 1310nm 10km LC Transceiver for SMF US$ 340.00 Add to Cart
QSFP-PLR4-40G 35209 40GBASE-PLR4 QSFP+ 1310nm 10km MTP/MPO Transceiver for SMF US$ 380.00 Add to Cart
QSFP-ER4-40G 35211 40GBASE-ER4 and OTU3 QSFP+ 1310nm 40km LC Transceiver for SMF US$ 1,500.00 Add to Cart
100G QSFP28 Transceivers
QSFP28-SR4-100G 35182 QSFP28 100GBASE-SR4 850nm 100m Transceiver US$ 400.00 Add to Cart
QSFP28-LR4-100G 39025 QSFP28 100GBASE-LR4 1310nm 10km Transceiver US$ 2,800.00 Add to Cart


This product belongs to F-tone Networks' optical components product line. For detailed specifications, please contact our sales team. Thank you!
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.

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.

Power and Wavelength Testing

Traffic Testing

Test the bit error rate and packet loss rate, to make them meet the corresponding standards and ensure the performance of transceivers.

Traffic Testing

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.

Optical Performance Testing

End Face Testing

Check the end face of the transceivers and keep them clean for more stable data transmission, better performance, and durability.

End Face Testing

Various Switch Tests

Every module is quality tested for compatibility in the multi-brand switches environment, guaranteeing flawless operations.

Various Switch Tests

About F-tone Networks

F-tone Networks is now a world leader in development of optical transceivers and provide a wide range of high-speed optical solutions for optical communication networking, especially for AI, Data Center, enterprise data networking, Industry, aerospace, mining, shipbuilding, railway, metro, long haul transport networking, and mobile access networking applications
F-tone Networks invested in foundational photonics technologies and extensive product development and engineering with global presence in many area also.