Loopback
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200/400G/800G OSFP Electrical Passive Loopback
Model: CAB-OSFP-LBxUS$59.00● Compliant with 25G/lane NRZ and 50G、112G/lane PAM4
● Broadband operation capabilities for data rate up to 800 Gbps
● OSFP MSA Compliant
● Extended plug cycle life
● Excellent EMC/EMI performance
● Customized loopback module solutions including EEPROM contents
● Proprietary high-speed PCB design minimizes the impedance discontinuity and crosstalk
● Support various levels of power consumption and attenuation at DC
● 8 independent power heathers, with 1.5W solution up to 23.5W
● Temperature range from 0˚C to 70˚C
● RoHs 2.0 compliance Learn More -
SFP+ Loopback, 0~7 dBm, 0~2.5 W
Model: CAB-SFP-LBUS$9.99● 100Mbps to 10Gbps
● 0~5 dBm (Attenuation Option)
● For Switch, NIC self-testing
● 0~2.5 W (Power Consumption Option)
● Warranty: 500 times Cycles Learn More -
25G SFP28 Loopback, 0~5 dBm, 0~2.5 W
Model: CAB-S56-LBUS$12.99● 100Mbps to 25Gbps
● 0~5 dBm (Attenuation Option)
● For Switch, NIC self-testing
● 0~2.5 W (Power Consumption Option)
● Warranty: 500 times Cycles Learn More -
40G QSFP+ Loopback, 0~5 dBm, 0~2.5 W
Model: CAB-QSFP-LBUS$16.99● 100Mbps to 40Gbps
● 0~5 dBm (Attenuation Option)
● For Switch, NIC self-testing
● 0~2.5 W (Power Consumption Option)
● Warranty: 500 times Cycles Learn More -
100G QSFP28 Loopback, 0~5 dBm, 0~3.5 W
Model: CAB-Q56-LBUS$22.00● 100Mbps to 100Gbps
● 0~5 dBm (Attenuation Option)
● For Switch, NIC self-testing
● 0~3.5 W (Power Consumption Option)
● Warranty: 500 times Cycles Learn More -
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12-Core MPO OS2 Loopback Cable,for QSFP+ Transceiver
Model: LB-MPOA-OS2US$10.70● Connector : MPO Female, APC Polish
● Single-mode OS2 9/125um
● 12-Core
● For QSFP+ Transceiver
● Warranty: 1-year
● 10Gtek made in China Learn More -
12-Core MPO OM3 Loopback Cable,for QSFP+ Transceiver
Model: LB-MPO-OM3US$9.50● Connector : MPO Female, PC Polish
● Multi-mode OM3 50/125um
● 12-Core
● For QSFP+ Transceiver
● Warranty: 1-year
● 10Gtek made in China Learn More -
LC/UPC Fiber Optic Loopback Adapter, LC Connector, Multimode 50/125μm Test Plug for Testing Applications
Model: LB-LC-OM3CUS$8.70● Connector : Duplex LC/UPC
● Multimode 50/125μm
● Widely used for fiber optic testing applications Learn More


