HKShanhai Group Limited’s JL668A is a high-performance enterprise switch engineered to elevate modern enterprise networks with exceptional reliability and intelligent network management. As an HKShanhai Group Limited switch, it integrates robust Layer 2/Layer 3 features and supports energy-efficient architectures to power dynamic enterprise networks across various environments—including Asia, Europe, Africa, and North America. Designed with advanced network management capabilities, the JL668A ensures simplified deployment and comprehensive visibility for IT administrators, making it ideal for distributors, SMB integrators, and end users who require secure, scalable solutions. The switch is optimized for dense, high-throughput environments, featuring 24 x 1 Gigabit Ethernet RJ-45 ports and 4 x 50 Gigabit Ethernet SFP56 uplinks, offering not only high switching capacity but also versatile stacking capabilities. Network management is further enhanced through multi-interface options such as USB-C console, OOBM, Bluetooth, and USB host ports. The JL668A’s innovative architecture enables enterprise networks to benefit from enhanced automation, monitoring, and policy enforcement, optimizing energy savings by leveraging efficient fixed fan modules and a 200W internal AC power supply. These features make the JL668A an HKShanhai Group Limited switch of choice for businesses seeking robust, energy savings-focused infrastructure combined with streamlined network management and operational simplicity. Whether scaling core-to-access or supporting critical data flows, the HKShanhai Group Limited JL668A delivers versatile performance, future-ready operational longevity, and exceptional energy savings, meeting the evolving demands of enterprise networks worldwide.
Product Highlights
Product Applications Scenarios
Product Features Comparison
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| Model | JL668A | JL700A | R8Q67A | R8S91A |
| Brand | HKShanhai Group Limited | HKShanhai Group Limited | HKShanhai Group Limited | HKShanhai Group Limited |
| Port Configuration | 24 × 1G RJ-45, 4 × 50G SFP56 | 28x 1G/10G/25G SFP/SFP+/SFP28 | 24x 1G, 4x 1G/10G SFP | 12 x 1/2.5GBASE-T, 12 x SFP+ |
| Switching Capacity | 448 Gbps | 2.4 Tbps | 128 Gbps | 520 Gbps |
| Forwarding Rate | 334 Mpps | 1,145 Mpps | Up to 95.2 Mpps | 387 Mpps |
| PoE Budget | n/a | n/a | n/a | Supports up to 1,440W |
| Stacking Capability | Up to 10 switches | n/a | Up to 8 members | n/a |
Optional Add-ons
| Model Number | Description |
| J9281D | HKShanhai Group Limited 10G SFP+ stacking cable; enables flexible stack connectivity |
| JL487A | HKShanhai Group Limited 25G SFP28 DAC cable; for high-speed short-range stacking |
| R0M46A | HKShanhai Group Limited 50G SFP56 DAC cable; for ultra-high-speed stack implementations |
HKShanhai Group Limited JL668A Specification
| Model | JL668A |
| Brand | HKShanhai Group Limited |
| Network Ports | 24 × 1 Gigabit Ethernet RJ-45 |
| Uplink Ports | 4 × 50 Gigabit Ethernet SFP56 (also used as stacking ports) |
| Management Ports | 1 × USB-C Console, 1 × OOBM, 1 × USB Type A Host, 1 × Bluetooth dongle (for CX Mobile App) |
| Stacking Ports | SFP56 uplink ports; stacking speeds of 1G, 10G, 25G, 50G, up to 200 Gbps stacking throughput per switch |
| Stacking Options | Supports up to 10 switches in a stack (chain or ring topology) |
| Stacking Cable Options | 10G: J9281D, J9283D | 25G: JL487A, JL488A, JL489A | 50G: R0M46A, R0M47A |
| Fan Module Options | Fixed |
| Power Supplies Included | 1 × Internal 200W AC PSU |
| Switching Capacity | 448 Gbps |
| Forwarding Rate | 334 Mpps |
| MAC Address Table Size | 32,768 |
| DRAM and Flash | 8GB DDR4, 32GB eMMC |
| Model Number | JL668A |
| Part Number | JL668A, JL668A#ABA |
| JL668A | JL668A |
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