TP-Link ISM321A/B-20 Industrial WDM Bi-Di SFP Module

Looking for a tough and smart way to connect your network? The TP-Link ISM321A-20 & ISM321B-20 Industrial SFP Module is built to handle the heat – literally! This special SFP module uses **WDM Bi-Directional technology**, which means it sends and receives data over just **one single strand of fiber**. That's a clever trick that helps you **save money** on cabling and installation costs.\n\nIt's perfect for challenging places like factories, outdoor setups, or any harsh environment, thanks to its wide **industrial operating temperature range** of -40 to 85°C. No matter how hot or cold it gets, this reliable SFP module keeps your data flowing smoothly.\n\nInstallation is a breeze because it's **hot-pluggable**, letting you easily add or remove it without shutting down your whole system. Plus, it's a **single mode SFP LC transceiver**, widely compatible with your existing fiber optic network, and supports **Digital Diagnostic Monitoring (DDM)** so you can keep an eye on its performance.\n\nBuilt to last and compatible with common SFP standards (SFP-MSA), this TP-Link industrial SFP module comes with a generous **3-Year Warranty** for your complete peace of mind. Upgrade your industrial network with this reliable, cost-effective, and easy-to-use fiber optic solution