TP-Link SFP Modul TL-SM321A

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Product details

The TL-SM321A SFP module from TP-Link is a powerful transceiver designed for use in network infrastructures. This module supports the SFP specification and provides a reliable connection via an LC interface. With a transmission technology based on single-mode fibers, it enables a data transfer rate of up to 1 Gbit/s. The TX wavelength is 1550 nm, while the RX wavelength is at 1310 nm, ensuring efficient signal transmission. The module is suitable for applications requiring a range of up to 10,000 meters and utilizes a bidirectional fiber for data transmission. The TL-SM321A is an ideal solution for businesses needing a stable and fast network connection and is compatible with various TP-Link devices. It is an excellent choice for expanding networks and enhancing data communication in professional environments.

Key specifications

Module type
SFP
Wavelength
1550 nm
Transmission
Single Mode

General information

Item number
65605655
Manufacturer
TP-Link
Category
Transceivers
Manufacturer no.
SM321A
Release date
9.12.2025
External links

Colour

Colour
Silver
Exact colour description
Silver

Transceiver properties

Module type
SFP
Transmission
Simplex
Wavelength
1550 nm
Max. Transmission range
20000 m
Transmission
Single Mode
Interface
LC
Data throughput
1 Gbit/s

Origin

Country of origin
China

Voluntary climate contribution

CO₂ emissions
7.29 kg
Climate contribution
CHF 0.18

Scope of delivery

Scope of delivery
1 piece

Product dimensions

Length
14.60 mm
Width
55.40 mm
Height
12.90 mm
Weight
110 g

30-day right of return
24 Months Warranty (Bring-in)
9 additional offers

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Reviews & Ratings

Warranty score

How often does a product of this brand in the «Transceivers» category have a defect within the first 24 months?

Source: Digitec Galaxus
  • 4.BlueLAN
    0.2 %
  • 4.Planet
    0.2 %
  • 4.TP-Link
    0.2 %
  • 7.Intel
    0.3 %
  • 8.Ubiquiti
    0.5 %

Warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Digitec Galaxus
  • 1.CBO
    0 days
  • 1.TP-Link
    0 days
  • 1.Ubiquiti
    0 days
  • 4.Zyxel
    1 day

Return rate

How often is a product of this brand in the «Transceivers» category returned?

Source: Digitec Galaxus
  • 3.BlueOptics
    2.6 %
  • 4.BlueLAN
    3.6 %
  • 5.TP-Link
    3.8 %
  • 5.Ubiquiti
    3.8 %
  • 7.Cisco
    3.9 %
Source: Digitec Galaxus