Name: Huawei High Speed Transceiver,QSFP28,1311nm,50G,two-fiber bidirectional,80km
Brand: Huawei
SKU: QSFP28-50G-1310nm-80km-SM
Rating: 4.8 (6 reviews)

Question 1

What is the Huawei QSFP28-50G-1310nm-80km-SM transceiver?

Accepted Answer

The QSFP28-50G-1310nm-80km-SM is a Huawei high-speed, four-lane 50 G QSFP28 optical transceiver designed for single-mode fiber links up to 80 km over two-fiber bidirectional channels.

Question 2

Which devices support the QSFP28-50G-1310nm-80km-SM module?

Accepted Answer

This transceiver is fully compliant with QSFP28 MSA and IEEE 802.3bm, making it interoperable with Huawei and most third-party switches, routers, and network interface cards featuring QSFP28 ports.

Question 3

What wavelength does the QSFP28-50G-1310nm-80km-SM operate on?

Accepted Answer

The module operates at a center wavelength of 1310 nm for both transmit and receive channels in a bidirectional configuration.

Question 4

How far can the QSFP28-50G-1310nm-80km-SM transceiver transmit data?

Accepted Answer

It supports optical link distances of up to 80 km over standard single-mode fiber (SMF) without optical amplification.

Question 5

Is the QSFP28-50G-1310nm-80km-SM bidirectional?

Accepted Answer

Yes, it uses two-fiber bidirectional (BiDi) technology to transmit and receive signals over a pair of fibers, reducing cabling costs.

Question 6

What connectors are required for installation?

Accepted Answer

The module uses LC duplex connectors for both transmit and receive ports, compatible with standard SMF patch cords.

Question 7

What data rate does the QSFP28-50G-1310nm-80km-SM support?

Accepted Answer

This transceiver supports an aggregated data rate of 50 G (4×12.5 G per lane), fully compatible with 50 GbE applications.

Question 8

Does the module support Digital Diagnostics Monitoring (DDM)?

Accepted Answer

Yes, it features Digital Diagnostics Monitoring for real-time monitoring of optical power, temperature, voltage, and laser bias current.

Question 9

What is the operating temperature range?

Accepted Answer

The module operates reliably in a commercial temperature range of 0 °C to 70 °C and an extended industrial range of –40 °C to 85 °C.

Question 10

What is the typical power consumption?

Accepted Answer

The QSFP28-50G-1310nm-80km-SM consumes less than 3.5 W under typical operating conditions, minimizing heat dissipation.

Question 11

What is the optical power budget?

Accepted Answer

It provides a minimum transmitter output power of +3 dBm and a receiver sensitivity of –10 dBm, yielding a power budget of ≥13 dB.

Question 12

Which applications are ideal for this transceiver?

Accepted Answer

It is ideal for metro aggregation, data center interconnect (DCI), long-haul backhaul, and telecom networks requiring 50 GbE links over 80 km.

Question 13

How do I install the QSFP28-50G-1310nm-80km-SM module?

Accepted Answer

Simply insert the hot-swappable QSFP28 transceiver into a compatible QSFP28 slot; the device will auto-negotiate and enable the link.

Question 14

What compliance standards does this module meet?

Accepted Answer

It meets QSFP28 Multi-Source Agreement (MSA), IEEE 802.3bm, RoHS, and Telcordia GR-468 core requirements.

Question 15

Is there a warranty for the QSFP28-50G-1310nm-80km-SM?

Accepted Answer

Huawei provides a standard one-year limited warranty covering manufacturing defects and performance deviations.

Question 16

How can I verify module health and performance?

Accepted Answer

Use your device’s management interface or SNMP to query the module’s Digital Diagnostics Monitoring for real-time health data.

	QSFP28-50G-1310nm-80km-SM	OSH015N05	QSFP-40G-CU5M	DWDM-SFPGE-1537-40	SFP-FC4G-SW
Product Type	Transceiver	Transceiver	Direct Attach Copper Cable	Transceiver	Transceiver
Form Factor	QSFP28	SFP+	QSFP	SFP	SFP
Data Rate	50G	10G	40G	1G	4G
Connector Type	LC	LC	QSFP	LC	LC
Wavelength	1310nm	1310 nm	N/A	1537nm	850 nm
Transmission Distance	Long-Range	Short-Range	Short-Range	Long-Range	Short-Range
Fiber Type	Single-mode	Multi-mode	N/A	Single-mode	Multi-mode
Max Distance	80km	300 meters	5m	40 km	300 meters
Supported Protocols	Ethernet	Ethernet	40G Ethernet	Ethernet	Fibre Channel
Network Interface	Fiber	Ethernet	Ethernet	Fiber	Fiber
Power Consumption	N/A	3.5W	N/A	N/A	N/A
Operating Temperature	0 to 70°C	0 to 70°C	0 to 70°C	0 to 70°C	0 to 70°C
Storage Temperature	-40 to 85°C	-40 to 85°C	-40 to 85°C	-40 to 85°C	-40 to 85°C
Input Voltage	3.3V	3.3V	N/A	3.3V	3.3V
Compatibility	Cisco / Juniper / Huawei / Arista	Cisco, Juniper, Huawei, Arista	Cisco / Juniper / Huawei / Arista	Cisco / Juniper / Huawei / Arista	Cisco, Juniper, Huawei, Arista
Product Name	QSFP28-50G-1310nm-80km-SM	OSH015N05 SFP+ Optical Transceiver	QSFP-40G-CU5M	DWDM-SFPGE-1537-40	SFP-FC4G-SW
Height	N/A	0.25 inches	N/A	N/A	0.30 inches
Width	N/A	0.65 inches	N/A	N/A	0.65 inches
Depth	N/A	1.0 inches	N/A	N/A	1.05 inches
Weight	N/A	0.05 lbs	N/A	N/A	0.1 lbs

QSFP28-50G-1310nm-80km-SM