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Networking Module - TP-Link ISM321A-20 SFP Transceiver 1250Mbit/s 20km

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The TP-Link ISM321A-20 is a fiber optic SFP transceiver module that supports a maximum data transfer rate of 1250 Mbit/s over a distance of up to 20,000 meters. It operates within a temperature range of -40°C to 85°C and is compatible with single-mode fiber using an LC connector.

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TP-Link Ism321A-20 Network Transceiver Module Fiber Optic 1250 Mbit/s SFP

The TP-Link ISM321A-20 is a fiber optic SFP transceiver module that supports a maximum data transfer rate of 1250 Mbit/s over a distance of up to 20,000 meters. It operates within a temperature range of -40°C to 85°C and is compatible with single-mode fiber using an LC connector.


  • Supports high-speed data transfer rates of up to 1250 Mbit/s for efficient networking.
  • Compatible with single-mode fiber (SMF) and features an LC connector for easy integration.
  • Designed for harsh environments with an operating temperature range of -40 °C to 85 °C.
  • Hot-swappable design allows for easy replacement without disrupting network operations.

Features
Product Type Fiber Optic SFP Transceiver Module
Brand TP-Link
Model ISM321A-20
Specifications
Dimensions 56.4 mm × 11 mm × 13.4 mm (W × H × D)
Weight Not specified
Color Grey
Technical Details
Input Voltage 3.3 V
Maximum Data Transfer Rate 1250 Mbit/s
Maximum Transfer Distance 20000 m
Operating Temperature Range -40 °C to 85 °C
Relative Humidity 5% - 85%
Networking Standards IEEE 802.3z
Interface Type SFP
Ethernet Interface Type 1.25 Gigabit Ethernet
Fiber Cable Diameters Supported 9/125 µm
Fiber Optic Connector LC (UPC)
Additional Information
Hot-Swap Yes

Width 56 mm
Height 11 mm
Length 13 mm
Product Weight 56 g
Country CN

Dimensions and weights

Gross weight
0.09 kg
Package width
10 cm
Package height
5 cm
Package length
15 cm

Product codes

EAN
1210002601993
Manufacturer code
ISM321A-20

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Omniva parcel terminal 

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SmartPOST parcel terminal

Did not find an Omniva terminal at suitable location? Try SmartPost. Choose the desired terminal at the shopping cart. As the shipment arrives to the selected terminal, you will be sent an SMS-notification with an unique code. Go to the terminal within a week, enter the code and take your package. This method actually works for all parcel terminals.

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The product can only be ordered from our online store and it takes from 7-10 working days for delivery within Estonia.

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