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TP-Link TL-SM321A | 1000Base-BX WDM Bi-Directional SFP Module for Single-Mode Fiber
The TP-Link TL-SM321A 1000Base-BX WDM Bi-Directional SFP Module provides 1Gbps data transmission over single-mode fiber using WDM technology with a reach of up to 20 kilometers. It is compatible with SFP slots, offering an efficient bi-directional solution for long-distance networking in data centers and enterprise environments.
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TP-Link TL-SM321B 1000Base-BX WDM Bi-Directional SFP Module
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The TP-Link TL-SM321A 1000Base-BX WDM Bi-Directional SFP Module is a high-performance fiber optic transceiver designed for Gigabit Ethernet (1000BASE-BX) applications. TP-Link TL-SM321A It primary uses Wavelength Division Multiplexing (WDM) technology to enable bi-directional data transmission over a single fiber strand. TP-Link TL-SM321A module operates with 1000Base-BX and is designed for long-distance communication, with a reach of up to 20 kilometers (km).
TP-Link TL-SM321A has a bi-directional design of the TL-SM321A also allows it to transmit and receive data on different wavelengths, which improves network efficiency and reduces the need for multiple fiber cables. The module uses LC connectors and is compatible with SFP ports on switches, routers, and other network equipment, providing a reliable and cost-effective solution for expanding network infrastructure.
This SFP module is ideal for applications where long-distance, high-speed data transmission is required, and it is particularly suitable for fiber-optic networks in data centers, campus networks, and enterprise environments.
- Up to 20 km transmission distance with 9/125 μm SMF (Single-Mode Fiber)
- Bidirectional WDM communication on a single fiber
- Compatible with Small Form Pluggable Multi-Source Agreement (SFP-MSA)
- Supports Digital Diagnostic Monitoring (DDM)
- Hot-swappable module design
- Work with TL-SM321B as a pair
TP-Link TL-SM321A is a top-tier 1000Base-BX WDM bi-directional SFP module tailored for seamless and efficient single-mode fiber communication. Designed for cost-effectiveness and performance, it enables bidirectional data transfer over a single fiber strand, maximizing your fiber network utilization while minimizing deployment expenses.
This SFP module supports a data transfer rate of up to 1.25Gbps and a transmission distance of up to 10 kilometers, ensuring smooth and reliable connectivity for enterprise, campus, and ISP applications. Its compliance with industry standards guarantees compatibility with TP-Link and other SFP-enabled networking devices, such as switches, routers, and media converters.
Key Features:
- Efficient Bidirectional Transmission: Operates over a single fiber strand
- High-Speed Connectivity: Supports up to 1.25Gbps data rates
- Extended Reach: Provides transmission over distances up to 10 kilometers
- Hot-Pluggable Design: Simplifies installation and upgrades
- Broad Compatibility: Works seamlessly with TP-Link and other SFP-compatible devices
- Durable and Reliable: Built for consistent and long-term performance
Ideal for demanding network setups, the TP-Link TL-SM321A delivers dependable fiber connectivity, offering an affordable and efficient solution for expanding and enhancing your infrastructure.
TP-Link: Reliable and Affordable Networking Solutions in India
TP-Link is a globally recognized leader in networking solutions, offering a wide range of WiFi routers, mesh systems, switches, access points, range extenders, and smart home devices.
With a strong presence in India, TP-Link provides high-performance, affordable, and user-friendly networking products for homes, businesses, and gaming enthusiasts.
Why Choose TP-Link in India?
✅ Reliable & Affordable: TP-Link delivers top-tier networking solutions at budget-friendly prices, making it the preferred choice for Indian consumers.
✅ Advanced WiFi Technologies: From WiFi 6 routers to Deco Mesh WiFi systems, TP-Link ensures seamless and high-speed internet connectivity.
✅ Strong After-Sales Support: TP-Link has a well-established service network in India, ensuring hassle-free customer support and warranty services.
✅ Smart Home Integration: TP-Link’s Tapo Smart Cameras, plugs, and bulbs offer seamless connectivity and control via mobile apps.
Who Should Buy TP-Link Products?
🏠 Home Users – Affordable and easy-to-use WiFi solutions for seamless connectivity.
🏢 Businesses & Enterprises – Scalable networking solutions for offices and IT setups.
🎮 Gamers & Streamers – High-speed gaming routers with QoS and low latency.
TP-Link Product Series Overview
Archer Series (WiFi Routers) – High-speed WiFi 6 & WiFi 6E routers for home users, gamers, and small businesses. Features include dual-band, tri-band, MU-MIMO, and Beamforming.
Deco Series (Mesh WiFi Systems) – Whole-home mesh WiFi with AI-driven optimization, seamless roaming, and parental controls. Ideal for large homes and offices.
Tapo Series (Smart Home Devices) – Smart plugs, security cameras, bulbs, and home automation solutions with app-based control and voice assistant integration.
Vigi Series (Security Cameras) – High-definition CCTV cameras for home and business security with motion detection, remote monitoring, and night vision.
Omada Series (Business Networking) – Enterprise-grade WiFi solutions, cloud-managed access points, switches, and gateways for seamless business connectivity.
RE Series (Range Extenders) – WiFi signal boosters with OneMesh™ technology to eliminate dead zones and extend coverage in large spaces.
UE/UH Series (USB Hubs & Network Adapters) – Gigabit USB network adapters and multi-port hubs for faster wired connections and expanded connectivity.
TP-Link Warranty Terms & Support in India
✔ Warranty is applicable only on products purchased from authorized Indian resellers like FGTechStore.
✔ Customers need to retain the original purchase invoice for warranty claims.
✔ TP-Link provides nationwide service support through its authorized service centers.
✔ Warranty covers manufacturing defects, but physical damage, power surges, and unauthorized modifications are not covered.
Why Buy TP-Link Products from FGTechStore?
When it comes to purchasing genuine TP-Link networking products in India, FGTechStore stands out as a trusted and authorized source. Whether you need WiFi routers, mesh systems, range extenders, or smart home devices, we provide the best solutions with expert guidance and reliable after-sales support.
✅ 100% Genuine TP-Link Products
At FGTechStore, we guarantee authentic TP-Link products sourced directly from the brand. We are authorised regional distributor of TP-Link in India.
Say goodbye to counterfeit or low-quality alternatives—every purchase is backed by the official TP-Link warranty.
Authorized TP-Link Distributor in India
FgtechStore is an authorized regional distributor of TP-Link, ensuring competitive pricing, latest models, and official customer support. Our direct partnership means you get factory-sealed products with full manufacturer benefits.
⚙ Expert Technical Support & Guidance
Not sure which TP-Link router or mesh system suits your needs? Our team of networking professionals provides expert recommendations for home, office, and gaming setups. We help you choose the right TP-Link product for seamless WiFi coverage, faster speeds, and enhanced security.
Fast Shipping Across India
We offer quick and reliable delivery across major cities in India, ensuring your networking gear reaches you on time and in perfect condition.
Competitive Prices & Exclusive Deals
Looking for the best prices on TP-Link routers and networking solutions? At FGTechStore, we offer discounted rates, seasonal promotions, and exclusive bundles to give you the most value for your money.
Model | Use Case |
|---|
| TP-Link Omada Gigabit VPN Router (ER605) | Secure remote access and business VPN networking |
| TP-Link AC1750 Dual Band Gigabit Ceiling Mount Access Point (EAP245) | High-speed Wi-Fi for offices, hotels, and commercial spaces |
| TP-Link AC1200 Wireless VoIP XPON Router (XC220-G3v) | Reliable internet and VoIP calling for homes and businesses |
| TP-Link DECO X50-PoE (3-Pack) Whole Home Mesh Wi-Fi 6 System (AX3000) | Seamless whole-home coverage with PoE support |
| TP-Link EAP115 300Mbps Wireless N Ceiling Mount Access Point | Budget-friendly Wi-Fi for small businesses and cafes |
| TP-Link 5GHz 300Mbps 13dBi Outdoor CPE (CPE510) | Long-range outdoor wireless connectivity for surveillance and networking |
| TP-Link Outdoor 300Mbps Wireless N Access Point Router (EAP110) | Outdoor Wi-Fi coverage for gardens, patios, and public spaces |
| TP-Link EAP225 AC1200 Wireless MU-MIMO Gigabit Indoor/Outdoor Access Point | High-performance indoor/outdoor Wi-Fi for businesses and campuses |
| TP-Link EAP650 Ceiling Mount WiFi 6 Access Point (AX3000) | Enterprise-grade Wi-Fi 6 for high-density environments |
| TP-Link XX530V VoIP Router | VoIP and internet access for small businesses and call centers |
| TP-Link Deco BE25 Wi-Fi 7 Router | Next-gen home Wi-Fi with high-speed connectivity |
| TP-Link BE400 Wi-Fi 7 Router | High-performance gaming and streaming router with Wi-Fi 7 |
Buy TP-Link Networking Solutions with Confidence with FGTECH Store!
FGTECH Store is proud to be an authorized regional distributor of TP-Link products in India, offering a wide range of networking solutions, including routers, switches, access points, and surveillance equipment.
Whether you need a WiFi 6 router, a whole-home Deco mesh system, or enterprise-grade networking gear, FGTECH Store is your one-stop destination for genuine TP-Link products in India.
Shop Now & Upgrade Your Network with TP-Link!
To read more about tp-link in India, do checkout their website
| Brand Name | TP-Link |
| Model Name | TL-SM321A |
| Dimension(cm) | 5.54 × 1.46 × 1.29 |
| Weight(kg) | 0.045 |
| PACKAGE CONTENTS | |
|---|---|
| Package Contents | • SFP Module TL-SM321A • Installation Guide |
| HARDWARE FEATURES | |
|---|---|
| DDM | Yes |
| SFP-MSA | Yes |
| Hot Swappable | Yes |
| MEDIA CONVERTER & MODULE | |
|---|---|
| Standards and Protocols | IEEE 802.3z, TCP/IP |
| Wave Length | TX: 1550 nm RX: 1310 nm |
| Dimensions (W*D*H) | 2.2*0.6*0.5 in (55.4*14.6*12.9 mm) |
| Power Supply | 3.3 V |
| Safety & Emission | FCC, CE |
| Cable | Single-Mode Fiber |
| Fiber Type | 9/125 μm Single-Mode |
| Max. Cable Length | 20 KM |
| Data Rate | 1.25 Gbps |
| Port Type | LC Simplex |
| Environment | Operating Temperature: 0–70 °C (32–158 °F) Storage Temperature: -40–85 °C ( -40–185 °F) Operating Humidity: 10–90% RH, Non-Condensing Storage Humidity: 5–90% RH, Non-Condensing |
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