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<br>What can we offer ?


What can we offer ?


Global leading supplier for
Optical Chips,
Optical Components,
Optical Transceivers and Sub-Systems
200G 400G Transceiver

200G 400G Transceiver

Your trusted choice for Data Center and 5G Network
It’s time to get faster internet speed !

It’s time to get faster internet speed !

10G EPON ONU&OLT / XG(S)PON ONU&OLT / XG(S)PON&GPON COMBO OLT
XG(S)PON&GPON TRIPLEXER ONU
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Silicon Photonics Components
Silicon integrated photonic devices / circuits are used in the next generation of high-bandwidth, low-power signal transmission important function devices will be widely used chip interconnect glazing, high-performance data centers and fiber to the home (FTTH) technology. Compared to other integrated devices, including the current large-scale adoption of a single device as well as silica-based planar waveguide technology, it has the following decisive advantages.
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10G SFP+ DAC
The DAC SFP+ cable assemblies are high-performance, cost effective I/O solutions for 10Gb Ethernet and 10G Fibre Channel applications. SFP+ copper modules allow hardware manufacturers to achieve high port density, configurability and utilization at a very low cost and to reduce power budget.
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100G QSFP28 DAC
100G QSFP28 passive cable assembly products, based on 4 x25G or 4 x28G structure, the product can well satisfy the next generation 100G switches, servers,routers and other products of application requirements.
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100G QSFP28 to 4x25G SFP28 DAC
100G QSFP28 passive copper direct-attach cables are suitable for very short distances and offer a highly cost-effective way to establish a 100-Gigabit link between QSFP28 ports of QSFP28 switches within racks and across adjacent racks.
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40G QSFP+ to 4x SFP+ DAC
QSFP+ copper direct-attach cables are suitable for very short distances and offer a highly cost-effective way to establish a 40-Gigabit link between QSFP+ ports of QSFP+ switches within racks and across adjacent racks.
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40G QSFP+ LR4
This product is a parallel 40Gb/s Quad Small Form-factor Pluggable (QSFP+) optical module. It provides increased port density and total system cost savings. The QSFP+ full-duplex optical module offers 4 independent transmit and receive channels, each capable of 10Gb/s operation for an aggregate data rate of 40Gb/s on 10km of single mode fiber. 
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50G QSFP28 PAM4 ER4
The ZKTEL 50G PAM4 QSFP28 modules offer customers 50Gb/s electrical interface compliant with CEI- 28G-VSR standard for 50GAUI-2 with 2X25Gb/s high speed CML signal and 50Gb/s PAM4 optical interface, up to 40km reach on single mode fiber for 50G ER application.
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25G SFP28 Tunable 10km
ZKTel’s ZD7L10Q-DBL is a tunable transceiver module designed for 10km optical communication applications, and it is compliant to SFP28 MSA standard. This module can convert a 25Gb/s electrical data to25Gb/s optical signals. Similarly, it a 25Gb/s optical input signal to 25Gb/s serial electrical data. It has been designed to meet the harshest external operating conditions including temperature, humidity and EMI interference. The module offers very high functionality and feature integration, accessible via a two-wire serial interface.
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25G SFP28 BiDi 10km
The SFP28 transceiver provides 25GBase-BX throughput up to 10km over single mode fiber (SMF) using a wavelength of 1270nm-TX/1330nm-RX via an LC simplex connector. This bidirectional unit must be used with another transceiver or network appliance of complimenting wavelengths. It provides 25GBASE Ethernet connectivity option for 25G Ethernet, telecom and data center. It is fully compliant with the SFP28 MSA, CPRI and eCPRI standard.
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25G ER SFP28 40km
The SFP28 transceiver provides 25GBase-ER throughput up to 40km over single mode fiber (SMF) using a wavelength of 1310nm via an LC duplex connector. It provides 25GBASE Ethernet connectivity option for 25G Ethernet, telecom and data center, suitable for both outdoor and indoor deployments. It is fully compliant with the SFP28 MSA, CPRI and eCPRI standard.
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25G LR SFP28 10km
The SFP28 transceiver provides 25GBase-LR throughput up to 10km over single mode fiber (SMF) using a wavelength of 1310nm via an LC duplex connector. It provides 25GBASE Ethernet connectivity option for 25G Ethernet, telecom and data center, suitable for both outdoor and indoor deployments. It is fully compliant with the SFP28 MSA, CPRI and eCPRI standard.
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25G SR SFP28 850nm 100m
ZKTel's ZD7AM1Q-DCL optical transceivers are designed for 25Gb/s serial optical interfaces for data communications with multimode fiber(MMF). The transceiver can support 25.87125Gb/s. The transceiver designs are optimized for high performance and cost effective to supply customers the best solutions for datacom and storage applications.
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25G CWDM SFP28 10km
This SFP28 transceiver provides 25GBase-CWDM throughput up to 10km over single mode fiber (SMF) using a wavelength of 1370nm via an LC duplex connector. It provides 25GBASE Ethernet connectivity option for 25G Ethernet, telecom and data center. It is fully compliant with the SFP28 MSA, CPRI and eCPRI standard.
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400G QSFP-DD LR4
ZDFH10L-DCL is designed for use in 400 Gigabit Ethernet links on up to 10km of single mode fiber. They are compliant with the QSFP-DD MSA, IEEE 802.3bs and 100G Lambda MSA Group 400G-LR4-10.The optical transceiver is RoHS compliant.
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400G QSFP112 SR4
ZDKAM1K-DCL is designed for use in 400 Gigabit Ethernet links on up to 100m of OM4 multi mode fiber. They are compliant with the QSFP112 MSA and IEEE 802.3db.The optical transceiver is RoHS compliant.
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400G QSFP-DD SR8
 ZFFAM1L-DCM is a hot-pluggable QSFP-DD transceiver for 400G links over multimode fiber. It is high performance module for short-range data communication and interconnect application which operate at 400Gbps up to 70m using OM3 multimode fiber or 100m using OM4 multimode fiber. This module is designed to operate over multimode fiber systems using a nominal wavelength of 850nm. The electrical interface uses a 76 pins connector. The optical interface uses MPO connector.
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400G QSFP112 FR4
The 400G QSFP112 FR4 Transceiver is designed to transmit and receive optical data links 106.25 Gbps bit rate per channel with PAM4 modulation format via up to 2km single mode fiber. It is hot pluggable transceiver with QSFP112 package. The module comprises high performance LD PIN DSP etc.
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400G QSFP112 DR4
The 400G QSFP112 DR4 Transceiver is designed to transmit and receive optical data links 106.25 Gbps bit rate per channel with PAM4 modulation format via up to 500m single mode fiber. It is hot pluggable transceiver with QSFP112 package. The module comprises high performance LD PIN DSP etc.
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200G QSFP-DD SR8
This product is a QSFP-DD Optical transceiver for 8 x25 Gb/s optical links. It operates at 25.78125Gb/s up to 70m over OM3 multimode optical fiber and 100m over OM4 fiber. The optical transmitter portion of the transceiver incorporates two 4 channels VCSEL array, two 4 channels input buffer and laser driver, diagnostic monitors, control and bias blocks. For module control, the control interface incorporates a Two Wire Serial interface of clock and data signals. Diagnostic monitors for VCSEL bias, module temperature, TX power,RX power and supply voltage are implemented and results are available through the Two Wire Serial interface. Alarm and warning thresholds are established for the monitored attributes. Flags are set and interrupts generated when the attributes are outside the thresholds. All flags are latched and will remain set even if the condition initiating the latch clears and operation resumes. The optical output will squelch for loss of input signal unless squelch is disabled.
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200G QSFP56 DR4
ZKTel's 200G QSFP56 DR4 Transceiver is designed to transmit and receive optical data links 53.125 Gbps bit rate per channel with PAM4 modulation format via up to 500m single mode fiber. It is hot pluggable transceiver with QSFP56 package. The module comprises high performance LD PIN DSP etc.
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100G CFP4 LR4
ZKTel's 100G CFP4 LR4 optical Transceiver integrates receiver and transmitter path on one module. In the transmit side, four lanes of serial data streams are recovered, retimed, and passed to four laser drivers. The laser drivers control four EMLs (Electric-absorption Modulated Lasers) with center wavelength of 1296 nm, 1300nm, 1305nm and 1309 nm. The optical signals are multiplexed to a single –mode fiber through an industry standard LC connector. In the receive side, the four lanes of optical data streams are optically de-multiplexed by the integrated optical de-multiplexer. Each data stream is recovered by a PIN photo-detector and trans-impedance amplifier, retimed. This module features a hot-pluggable electrical interface, low power consumption and MDIO management interface.
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100G QSFP28 ER4
This product is a 100Gb/s transceiver module designed for optical communication applications compliant to Ethernet 100GBASE-ER4 Lite standard. The module converts 4 input channels of 25Gb/s electrical data to 4 channels of LAN WDM optical signals and then multiplexes them into a single channel for 100Gb/s optical transmission. Reversely on the receiver side, the module de- multiplexes a 100Gb/s optical input into 4 channels of LAN WDM optical signals and then converts them to 4 output channels of electrical data.
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100G CFP2 LR4
The ZKTel 100 G CFP2 LR4 Optical Transceiver is a full duplex, photonic-integrated optic transceiver that provides a high-speed link at aggregated data rate of either 103.125 Gbps or 111.81 Gbps over up to 10 km of SMF28. The module complies with the CFP MSA CFP2 Hardware Specification Rev. 0.0, IEEE802.3-2012 Clause 88 and ITU-T G.959.1-2012-02.
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1000BASE-T SFP
The ZKTel's 1000BASE-T Copper Small Form Pluggable (SFP) transceivers are based on the SFP Multi Source Agreement (MSA) . They are compatible with the Gigabit Ethernet and 1000BASE-T standards as specified in IEEE Std 802.3 . The 1000BASE-T physical layer IC (PHY) can be accessed via I2C, allowing access to all PHY settings and features. 
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10GBASE-T SFP+
The ZKTel's 10GBASE-T Copper Small Form Pluggable (SFP+) transceivers are based on the SFP+ Multi Source Agreement (MSA) . They are compatible with the 10Gigabit Ethernet and 10GBASE-T standards as specified in IEEE Std 802.3 . The 10GBASE-T physical layer IC (PHY) can be accessed via I2C, allowing access to all PHY settings and features.
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10/100/1000BASE-T SFP
10/100/1000 BASE-T copper Small Form Pluggable (SFP) transceivers are based on the SFP Multi Source Agreement (MSA).They are compatible with the Gigabit Ethernet and 1000BASE-T standards as specified in IEEE Std 802.3 . The 10/100/1000 BASE-T physical layer IC (PHY) can be accessed via I2C, allowing access to all PHY settings and features.
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10G EPON OLT SFP+
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XGSPON E1 OLT SFP+
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XGSPON N2 OLT SFP+
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XGPON Combo OLT C+
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XGSPON ONU Triplexer
ZKTel’s XGSPON ONU Triplexer Transceiver is designed for XGSPON transmission. The module incorporates a 10Gb/s 1270nm burst-mode transmitter, a 10Gb/s 1577nm continuous-mode receiver and a 1555nm PIN Analog CATV Receiver. They are compliant with the ITU-TG.9807,SFF-8472 and SFF-8472.The optical transceiver is RoHS compliant.
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GPON ONU Triplexer
ZKTel’s Triplex burst mode ONU transceiver is designed to be compliant with the point to multipoint (P2MP) optical network transmission. It is compliant with ITU-T G.984.5 standard. The module consists of 1310nm un-cool DFB laser, InGaAs/InP APD, Preamplifer, analog PD and WDM filter in a highly-integrated three-wavelength optical sub-assembly, and it receives up to 2.5Gbps of continuous data at 1490nm,and transmits 1.25Gbps of burst-mode data at 1310nm. It also supports third wavelength to receive analog RF video at 1555nm. The optical RF Video receiver consists of a wideband video amplifier that operates from 40MHz to 870MHz and supports up to 110 TV channels.
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XGSPON Combo OLT C+
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GPON OLT SFP Class C++
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UC LWDM 12CH Module
ZKTel’s 12 CH UC LWDM has a 22.6*18*6.5mm small package size and 2.2 dB low insert loss at industrial temperature range. It adopts Free-Space technology. Inside the device, adjacent signal channels are cascaded by parallel beam instead of the routing fiber, thus the reliability is significantly improved. UC LWDM Mux Demux is usually integrated inside LWDM transceiver for its small footprint and also used 5G fronthaul network where wavelengths are packed tightly together over the O-band, up to 12 wavelengths in 800GHz grid.
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XGSPON Tri-OSA
The OSA is used for 1270nm Tx/1577(1575~1580nm) Rx/1550 Rx 9.953Gbps/ 9.953Gb/s/2.5GHz Triplexer Optical Module OSA consists of 1270nm multi-quantum-well structured DFB laser diode, a 1577nmdigital receiver and a 1550nm analog receiver integrated by WDM filters. It is suitable for passive optical network transceiver in ONU equipment of FTTP systems.
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XGSPON ONU SCAPC Pigtail BOSA
lThis BOSA is used for 1270nm Tx/1577(1575~1580nm) Rx 9.953Gbps/9.953Gb/s Diplexer Optical Module BOSA consists of 1270 nm multi-quantum-well structured DFB laser diode, a 1577nm digital receiver integrated by a WDM filter. It is suitable for XGSPON ONU transceiver module.
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GPON Tri-OSA
The BOSA is used for 1310nm Tx/1490(1480~1500nm) Rx 1.244Gbps/2.488Gb/s/1550nm Analog Rx Triplexer Optical Module OSA consists of 1310 nm multi-quantum-well structured DFB laser diode, a 1490 nm digital receiver and a 1550nm analog receiver integrated by a WDM filter. It is suitable for passive optical network transceiver in ONU equipment of FTTP systems.
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25G BOSA
25Gb/s modulator integrated DML laser diode module; Built-in TO DFB laser and TO PIN Receiver. Wavelength is Tx1270nm/Rx1330nm.
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25G 1310nm DFB LC TOSA
The TOSA is a 25Gb/s, 1310nm transmit optical sub-assembly, for 25G LR, consisting of high reliability and performance DFB lasers. The TOSA is intended for SFP28 modules, for 5G wireless 10km application.
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25G LC ROSA
The ROSA is a 25Gb/s, InGaAs PIN Detector and TIA inside, for 25G LR. Consisting of high reliability and performance TIA &PD chip. The ROSA is intended for SFP28 modules, for High speed Telecom and Datacom application.
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PRODUCTS CENTER

40G QSFP+ LR4
This product is a parallel 40Gb/s Quad Small Form-factor Pluggable (QSFP+) optical module. It provides increased port density and total system cost savings. The QSFP+ full-duplex optical module offers 4 independent transmit and receive channels, each capable of 10Gb/s operation for an aggregate data rate of 40Gb/s on 10km of single mode fiber. 
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50G QSFP28 PAM4 ER4
The ZKTEL 50G PAM4 QSFP28 modules offer customers 50Gb/s electrical interface compliant with CEI- 28G-VSR standard for 50GAUI-2 with 2X25Gb/s high speed CML signal and 50Gb/s PAM4 optical interface, up to 40km reach on single mode fiber for 50G ER application.
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400G QSFP-DD LR4
ZDFH10L-DCL is designed for use in 400 Gigabit Ethernet links on up to 10km of single mode fiber. They are compliant with the QSFP-DD MSA, IEEE 802.3bs and 100G Lambda MSA Group 400G-LR4-10.The optical transceiver is RoHS compliant.
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400G QSFP112 SR4
ZDKAM1K-DCL is designed for use in 400 Gigabit Ethernet links on up to 100m of OM4 multi mode fiber. They are compliant with the QSFP112 MSA and IEEE 802.3db.The optical transceiver is RoHS compliant.
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ABOUT ZKTEL

Shaoxing ZKTel Equipment Co.,LTD.

Shaoxing ZKTel Equipment Co., Ltd. is a high-tech enterprise specializing in high-end optical chips, optical components, optical modules (155M-400Gbps) and intelligent testing equipment. The company has a senior R&D team in the industry mainly with doctoral and master’s degree, focusing on product R&D and manufacturing in the field of optical communication. With its own brand 'ZKTel ', the products are widely used in data communication networks, transmission networks, metropolitan backbone networks, data centers, 4G/5G mobile base stations, face recognition, auto-driving and other fields.

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application area

Our products applications

Our products are widely used in data communication networks, transmission networks, metropolitan backbone networks, data centers, 4G / 5G mobile base stations, face recognition, auto-driving and other fields. 

Data Center

For data center networking and cloud computing, ZKTel optical solutions include 400G QSFP-DD, 100G QSFP28, 25G SFP28, and 10G SFP+ covering a wide range of networking applications. ……

Access Network

Optical access network is an access network that uses optical fiber as a transmission medium and uses light waves as an optical carrier to transmit signals. It generally refers to the use of optical fiber communication between service nodes and users ……

Wireless

As 4G LTE network construction is settled worldwide and the demand for larger bandwidth continues to grow, the optical connectivity market for CPRI applications will become more prosperous. ZKTel provides a full set of optical modules to meet CPRI requirements, covering 4G wireless applications (10G series products), 5G wireless market applications (25G series products) and other wireless applications, with high module reliability and all supporting industrial grade temperature.

3D Sensing

ZKTel  uses VCSEL technology to manufacture key devices for mainstream 3D sensing solutions such as Time of Flight, Structured Light and Active Stereovision Technolgy, and can provide OEM or ODM services to customers. Our products are widely used in face recognition, machine interaction, gaming, unmanned vehicles, 3D scanning, etc.

Professional certification

Professional certifications to ensure quality

Shaoxing ZKTel Equipment Co.,LTD has a cleaning shop. The company has been certified by ISO9001, ISO14001, ISO45001, ISO10012, ANSI ESD S20.20 and intellectual property standard implementation management system; At the same time, optical transceivers and components products have obtained TUV, CE, FCC, ROНS, LVD and other certifications.

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Address: The Intersection of Sanjiang Road and Paozhong Road, Paojiang 
Industrial Zone, Shaoxing, Zhejiang Province., 312071 P.R. China

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