Liaoning Yifang Wisdom Technology Group Co., Ltd. is one of the leading manufacturers and suppliers of core optical switching card in China. We are committed to offering high quality customized products for global clients. Please feel free to wholesale the newest core optical switching card in stock here from our factory. For quotation, contact us now.
Core Optical Switching Card

Basic Information
Chassis modular industrial switches require flexible expansion of high-speed optical ports for long-distance interconnection between workshops, industrial parks and remote monitoring nodes. Adding fixed optical switches on site increases device quantity and wiring complexity. The Core Optical Switching Card is a dedicated hot-swappable service board designed for our chassis series switches. It integrates high-density optical interfaces and optical switching forwarding engine, supporting high-speed fiber data transmission and complete Layer 2 / Layer 3 traffic processing. It can be directly inserted into chassis switch slots without shutting down the whole system. It greatly expands optical port capacity and long-distance fiber access capability of the chassis platform. With industrial-grade circuit design and signal integrity optimization, it resists electromagnetic interference in factory environments. It is the ideal module to upgrade chassis switches for large-scale industrial fiber core networking and cross-region equipment interconnection.
Features And Optional Customization
This core optical switching card supports diversified customization for chassis modular industrial network platforms. Hardware supports different port density and rate options such as Gigabit and 10G SFP/SFP+ optical interfaces. It adopts hot-swap design for online replacement and expansion. Software supports VLAN, port aggregation, QoS scheduling, storm suppression and port status monitoring. It works seamlessly with our chassis switch main control board, supporting unified Web / CLI / SNMP network management. We can customize single-mode / multi-mode optical port configuration, optical power alarm threshold and traffic processing logic according to project topology. Industrial circuit layout enhances signal stability under strong electromagnetic interference.

Technical Specification
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Core Performance Parameters |
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Core Function |
High-speed optical switching forwarding, high-density optical port access, L2/L3 traffic processing |
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Installation |
Hot-swappable service card for chassis modular switch |
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Optical Interface |
Support SFP / SFP+ slots, compatible with single-mode and multi-mode optical modules |
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Transmission Performance |
Low-latency fiber transmission for long-distance industrial networking |
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Compatibility |
Matches our chassis-based multi-service switch and 10G chassis managed switch |
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Operation Reliability |
Industrial anti-interference circuit, stable continuous operation |
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Application Advantage |
Online capacity expansion, reduces additional standalone optical switch deployment |
Material & Industrial Design
- Board Material: Industrial high-speed PCB with optimized impedance layout
- Core Components: Industrial-grade optical switching chip and high-speed signal circuit
- Protection Design: EMC anti-interference circuit, surge protection for optical signal path
- Quality Inspection: 72-hour aging test, hot-swap cycle test and optical transmission stability test before delivery
Application Area
Suitable for smart factory core fiber interconnection, industrial park cross-zone backbone networking, remote monitoring uplink, energy and water conservancy long-distance optical transmission and other scenarios requiring chassis switch optical port expansion.
Available Design
- Custom optical port quantity and rate (Gigabit / 10G)
- Custom optical module adaptation for single-mode or multi-mode fiber links
- Custom traffic control rules, optical power monitoring and fault alarm
- Enhanced EMC protection for sites with severe electromagnetic interference
Similar Product Recommendation
For complete chassis hardware platform, please select our Chassis based Multi-Service Switch or 10G Chassis based Managed Switch. For standalone fiber networking equipment, choose Optical Managed Switch. For copper access layer networking, use our L2 / L3 managed switch series.

Why Choose Us
We provide matched modular board solutions for industrial chassis switching platforms. The Core Optical Switching Card adopts hot-swappable design to realize online optical port expansion of chassis switches. It integrates optical access and switching forwarding functions, avoiding extra deployment of independent optical switches and simplifying on-site network architecture. Optimized high-speed circuit ensures reliable long-distance fiber transmission under complex industrial electromagnetic environments. It helps customers flexibly expand fiber bandwidth step by step and protect existing chassis investment.
Customer Service
We provide complete datasheets, board installation guide and configuration documents. Our technical team supports pre-sales slot planning and module matching evaluation, as well as after-sales board insertion debugging and optical link testing service.

FAQ
Q: What is Core Optical Switching Card used for?
A: It is a hot-swappable service card for chassis modular switches, offering high-density optical ports and optical switching forwarding to expand fiber access capability of the chassis platform.
Q: Does it support hot swap?
A: Yes. It supports hot swap, allowing installation and replacement without powering off the chassis switch.
Q: Which devices can this card work with?
A: It is compatible with our Chassis based MultiService Switch and 10G Chassis based Managed Switch series.
Q: What is its advantage over standalone optical switches?
A: It directly inserts into the chassis, shares the main control and power system of chassis switch. It reduces the number of on-site devices, simplifies wiring and lowers overall failure points.
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