What wavelength does the XFP-STM64-LH40-SM1550 operate at?

It operates at a nominal wavelength of 1550 nm, ideal for long-haul single-mode transmission.

How far can the XFP-STM64-LH40-SM1550 transmit data?

It supports distances up to 40 km over standard single-mode fiber at 9/10.3125 Gb/s line rates.

What transmit power range does the XFP-STM64-LH40-SM1550 offer?

The optical transmit power ranges from –1 dBm to +3 dBm, ensuring robust link margins for 40 km spans.

What is the receiver sensitivity of the XFP-STM64-LH40-SM1550?

Receiver sensitivity is –24 dBm at BER 1×10⁻¹², ensuring reliable detection over 40 km.

Does the XFP-STM64-LH40-SM1550 support digital diagnostics?

Yes. It features a built-in digital diagnostic monitoring interface (DDM) for real-time monitoring of temperature, voltage, and optical power.

What are the operating temperature specifications?

The module operates reliably between 0 °C and +70 °C (commercial range) and can be customized for extended temperatures if needed.

What power budget does the XFP-STM64-LH40-SM1550 module have?

It offers a power budget of at least 13 dB, accounting for fiber attenuation and connector losses over 40 km.

How much power does the XFP-STM64-LH40-SM1550 consume?

Typical power consumption is below 2.5 W, meeting XFP MSA requirements for low-power operation.

What protocols are supported by the XFP-STM64-LH40-SM1550?

It supports 10 GbE (802.3ae), OC-192/STM-64, SONET, SDH, and other SONET/SDH rate interfaces.

How do I install the XFP-STM64-LH40-SM1550 in my network device?

Ensure the host platform supports XFP, insert the module into the slot until it clicks, then connect the LC duplex cable and verify link status.

What warranty and support are offered for the XFP-STM64-LH40-SM1550?

We provide a two-year warranty, free technical support, and full compliance with industry quality standards.

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XFP-STM64-LH40-SM1550

Name: Optical Transceiver,XFP,10G,Single-mode Module(1550nm,40km,LC)
Brand: Huawei
SKU: XFP-STM64-LH40-SM1550
Price: 163.65 USD
Availability: InStock
Rating: 4.3 (6 reviews)

Description:: Optical Transceiver,XFP,10G,Single-mode Module(1550nm,40km,LC)
Rating:: 4.3(6)
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XFP-STM64-LH40-SM1550 Overview

XFP-STM64-LH40-SM1550 is a high-performance XFP transceiver designed for 10G data transmission over single-mode fiber. It features an LC connector interface and supports long-range operation with a maximum transmission distance of 40 km, making it well suited for applications in data centers, enterprise networks, and telecom environments using Ethernet and Fibre Channel protocols.

Engineered to meet rigorous industry standards, this optical module offers a compact form factor with precise physical dimensions and reliable performance across a wide operating temperature range. Its robust design and compatibility with leading network platforms like Cisco, Juniper, Huawei, and Arista make it an excellent choice for high-speed communications.

XFP-STM64-LH40-SM1550 price is $163.65, a 92% saving from the Huawei list price of $2,045.56. XFP-STM64-LH40-SM1550 is in stock and available for next-day dispatch. (terms applied)

Request bulk order quote for XFP-STM64-LH40-SM1550 for additional pricing. Browse the full Huawei Transceivers series or explore all Huawei products.

XFP-STM64-LH40-SM1550 Specifications

Product Type: Transceiver
Form Factor: XFP
Data Rate: 10G
Connector Type: LC
Wavelength: 1550 nm
Transmission Distance: Long-Range
Fiber Type: Single-mode
Max Distance: 40 km
Supported Protocols: Ethernet, Fibre Channel
Network Interface: Fiber
Power Consumption: N/A
Operating Temperature: 0 to 70°C
Storage Temperature: -40 to 85°C
Input Voltage: 3.3V
Compatibility: Cisco, Juniper, Huawei, Arista
Product Name: XFP-STM64-LH40-SM1550
Height: 0.65 inches
Width: 1.10 inches
Depth: 2.00 inches
Weight: 0.20 lbs

Quality Certifications

To get the detailed certification, please go to the Compliance Center.

Product Comparison Table

	XFP-STM64-LH40-SM1550	CR5S40GMLS00	DWDM-SFPGE-1543-73	CWDM-XFP10G-1571	SFP-10G-ZCW1571
Product Type	Transceiver	Transceiver	Transceiver	Transceiver	Transceiver
Form Factor	XFP	QSFP+	SFP	XFP	SFP+
Data Rate	10G	40G	1G	10G	10G
Connector Type	LC	LC	LC	LC	LC
Wavelength	1550 nm	1310nm	1550 nm	1571 nm	850 nm
Transmission Distance	Long-Range	Long-Range	Long-Range	Long-Range	Short-Range
Fiber Type	Single-mode	Single-mode	Single-mode	Single-mode	Multi-mode
Max Distance	40 km	80km	80 km	80 km	300 m
Supported Protocols	Ethernet, Fibre Channel	Ethernet, Fibre Channel	Ethernet	Ethernet	Ethernet
Network Interface	Fiber	Fiber	Fiber	Fiber	Fiber
Power Consumption	N/A	6W	3.5 W	3.5W	1.5W
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	3.3V	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	XFP-STM64-LH40-SM1550	CR5S40GMLS00 40G QSFP+ Transceiver Module	DWDM-SFPGE-1543-73	CWDM-XFP10G-1571	SFP-10G-ZCW1571 10GBase-SR SFP+ Transceiver
Height	0.65 inches	0.5 inches	0.13 inches	0.81 inches	8.5 mm (0.33 in)
Width	1.10 inches	0.5 inches	0.55 inches	1.10 inches	13.4 mm (0.53 in)
Depth	2.00 inches	1.0 inches	3.4 inches	2.13 inches	56.5 mm (2.22 in)
Weight	0.20 lbs	0.1 lbs	0.1 lbs	0.15 lbs	8 g (0.02 lbs)

Reviews & Ratings

Daniel Porter

Stable STM64 performance over long distances.

Christopher Young

Reliable optical levels for telecom use.

Paul Simmons

Works well in SDH networks.

Mark Lewis

Consistent operation under load.

James Turner

Carrier grade reliability.

Oliver Grant

Dependable STM64 XFP optic.

Questions & Answers

What is the XFP-STM64-LH40-SM1550 optical transceiver?

The XFP-STM64-LH40-SM1550 is a 10G single-mode XFP module operating at 1550 nm with a reach of up to 40 km over LC duplex fiber.

Which fiber type does the XFP-STM64-LH40-SM1550 support?

This module supports single-mode fiber (SMF) with LC duplex connectors for long-distance links up to 40 km.

What data rate does the XFP-STM64-LH40-SM1550 deliver?

It delivers a line rate of 9.953 Gb/s to 11.3 Gb/s, fully compliant with 10G Ethernet and SONET/SDH standards.

Is the XFP-STM64-LH40-SM1550 compatible with standard XFP slots?

Yes. It is compliant with the XFP MSA specification and hot-pluggable in any XFP-capable 10G switch or router.

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XFP-STM64-LH40-SM1550 Overview

Request bulk order quote for XFP-STM64-LH40-SM1550 for additional pricing. Browse the full Huawei Transceivers series or explore all Huawei products.

XFP-STM64-LH40-SM1550 Specifications

Product Type

Transceiver

Form Factor

XFP

Data Rate

10G

Connector Type

Wavelength

1550 nm

Transmission Distance

Long-Range

Fiber Type

Single-mode

Max Distance

40 km

Supported Protocols

Ethernet, Fibre Channel

Network Interface

Fiber

Power Consumption

N/A

Operating Temperature

0 to 70°C

Storage Temperature

-40 to 85°C

Input Voltage

3.3V

Compatibility

Cisco, Juniper, Huawei, Arista

Product Name

XFP-STM64-LH40-SM1550

Height

0.65 inches

Width

1.10 inches

Depth

2.00 inches

Weight

0.20 lbs

Product Comparison Table

	XFP-STM64-LH40-SM1550	CR5S40GMLS00	DWDM-SFPGE-1543-73	CWDM-XFP10G-1571	SFP-10G-ZCW1571
Product Type	Transceiver	Transceiver	Transceiver	Transceiver	Transceiver
Form Factor	XFP	QSFP+	SFP	XFP	SFP+
Data Rate	10G	40G	1G	10G	10G
Connector Type	LC	LC	LC	LC	LC
Wavelength	1550 nm	1310nm	1550 nm	1571 nm	850 nm
Transmission Distance	Long-Range	Long-Range	Long-Range	Long-Range	Short-Range
Fiber Type	Single-mode	Single-mode	Single-mode	Single-mode	Multi-mode
Max Distance	40 km	80km	80 km	80 km	300 m
Supported Protocols	Ethernet, Fibre Channel	Ethernet, Fibre Channel	Ethernet	Ethernet	Ethernet
Network Interface	Fiber	Fiber	Fiber	Fiber	Fiber
Power Consumption	N/A	6W	3.5 W	3.5W	1.5W
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	3.3V	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	XFP-STM64-LH40-SM1550	CR5S40GMLS00 40G QSFP+ Transceiver Module	DWDM-SFPGE-1543-73	CWDM-XFP10G-1571	SFP-10G-ZCW1571 10GBase-SR SFP+ Transceiver
Height	0.65 inches	0.5 inches	0.13 inches	0.81 inches	8.5 mm (0.33 in)
Width	1.10 inches	0.5 inches	0.55 inches	1.10 inches	13.4 mm (0.53 in)
Depth	2.00 inches	1.0 inches	3.4 inches	2.13 inches	56.5 mm (2.22 in)
Weight	0.20 lbs	0.1 lbs	0.1 lbs	0.15 lbs	8 g (0.02 lbs)

Questions & Answers

What is the XFP-STM64-LH40-SM1550 optical transceiver?

The XFP-STM64-LH40-SM1550 is a 10G single-mode XFP module operating at 1550 nm with a reach of up to 40 km over LC duplex fiber.

Which fiber type does the XFP-STM64-LH40-SM1550 support?

This module supports single-mode fiber (SMF) with LC duplex connectors for long-distance links up to 40 km.

What data rate does the XFP-STM64-LH40-SM1550 deliver?

It delivers a line rate of 9.953 Gb/s to 11.3 Gb/s, fully compliant with 10G Ethernet and SONET/SDH standards.

Is the XFP-STM64-LH40-SM1550 compatible with standard XFP slots?

Yes. It is compliant with the XFP MSA specification and hot-pluggable in any XFP-capable 10G switch or router.