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Kevin O'Brien
4
Single mode modules performed as expected. Stable links over long distance.
UF-SM-1G-S
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UBNT Networks U Fiber Single-Mode - SFP (mini-GBIC) transcei...
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UF-SM-1G-S
- Description:
- UBNT Networks U Fiber Single-Mode - SFP (mini-GBIC) transceiver module - Gigabit Ethernet - BiDi ( pack of 2 ) -3km
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- Ubiquiti
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UF-SM-1G-S Overview
UF-SM-1G-S is a 1G SFP transceiver designed for single-mode fiber applications with an LC connector. It supports a 1G data rate and Ethernet protocol, making it ideal for high-performance data centers, enterprise networks, and telecom environments.
UF-SM-1G-S features a compact SFP form factor with robust physical dimensions, ensuring seamless integration into standard network hardware. Its design caters specifically to long-range transmission needs while maintaining strict compatibility with major vendor platforms.
UF-SM-1G-S price is is available on request. Get immediate quote.
Request bulk order quote for UF-SM-1G-S for additional pricing. Browse the full Ubiquiti Fiber Modules series or explore all Ubiquiti products.
UF-SM-1G-S Specifications
- Product Type
- Transceiver
- Form Factor
- SFP
- Data Rate
- 1G
- Connector Type
- LC
- Wavelength
- 1310nm
- Transmission Distance
- Long-Range
- Fiber Type
- Single-mode
- Max Distance
- 10 km
- Supported Protocols
- Ethernet
- 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
- UF-SM-1G-S 1G Single-Mode SFP Transceiver
- Height
- 0.33 inches
- Width
- 0.53 inches
- Depth
- 2.22 inches
- Weight
- 0.05 lbs
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| UF-SM-1G-S |  UF-SM-10G |  UF-MM-10G |  UF-MM-1G | |
|---|---|---|---|---|
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver |
| Form Factor | SFP | SFP+ | SFP+ | SFP |
| Data Rate | 1G | 10G | 10G | 1G |
| Connector Type | LC | LC | LC | LC |
| Wavelength | 1310nm | 1310 nm | 850 nm | 850 nm |
| Transmission Distance | Long-Range | Long-Range | Short-Range | Short-Range |
| Fiber Type | Single-mode | Single-mode | Multi-mode | Multi-mode |
| Max Distance | 10 km | 10 km | 300 meters | 550 meters |
| Supported Protocols | Ethernet | Ethernet | Ethernet | Ethernet |
| Network Interface | Fiber | Ethernet | Fiber | Ethernet |
| Power Consumption | N/A | 3.5 W | 1.5W | 1.8W |
| Operating Temperature | 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 |
| Input Voltage | 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 |
| Product Name | UF-SM-1G-S 1G Single-Mode SFP Transceiver | UF-SM-10G | UF-MM-10G 10G Multi-Mode SFP+ Transceiver | UF-MM-1G |
| Height | 0.33 inches | 0.20 inches | 0.26 inches | 0.65 inches |
| Width | 0.53 inches | 0.80 inches | 0.87 inches | 1.0 inches |
| Depth | 2.22 inches | 1.60 inches | 0.69 inches | 0.8 inches |
| Weight | 0.05 lbs | 0.10 lbs | 0.09 lbs | 0.05 lbs |
Reviews & Ratings
Z
Zara Iftikhar
4
Good compatibility and clean fiber connections.
P
Pieter van Dijk
5
Reliable SFPs for single mode deployments.
N
Noman Ali
4
No packet loss noticed. Easy installation.
G
Grace Wilson
5
Dependable transceivers with consistent performance.
Questions & Answers
What is the UF-SM-1G-S U Fiber Single-Mode SFP transceiver module?
The UF-SM-1G-S is a UBNT Networks U Fiber Single-Mode SFP mini-GBIC transceiver module designed for Gigabit Ethernet over single-mode fiber with BiDi technology, supporting a 3 km reach.
What does BiDi mean in UF-SM-1G-S transceivers?
BiDi (Bidirectional) technology enables simultaneous transmit and receive over a single fiber strand by using two wavelengths, reducing fiber cabling requirements.
What cable type is required for UF-SM-1G-S?
UF-SM-1G-S requires standard single-mode fiber optic cable (ITU-T G.652) to achieve reliable 3 km Gigabit Ethernet connectivity.
What wavelengths do UF-SM-1G-S modules use?
Each UF-SM-1G-S module uses two distinct wavelengths—1310 nm for transmit and 1490 nm for receive—enabling bidirectional communication on one fiber.
Is UF-SM-1G-S compatible with third-party switches?
Yes. UF-SM-1G-S complies with IEEE 802.3z standards and is interoperable with any switch or router having a Gigabit SFP port.
What is the maximum data rate supported by UF-SM-1G-S?
The UF-SM-1G-S supports a line rate of 1.25 Gbit/s full-duplex, ensuring Gigabit Ethernet performance over single-mode fiber.
How far can UF-SM-1G-S transmit data?
Each UF-SM-1G-S module delivers reliable transmission up to 3 km over single-mode fiber with BiDi optics.
Does UF-SM-1G-S support hot-swapping?
Yes. The UF-SM-1G-S is hot-swappable and can be inserted or removed without powering down the host device.
What environment conditions does UF-SM-1G-S support?
UF-SM-1G-S operates in temperatures from –40 °C to 85 °C and supports standard operating humidity, making it suitable for indoor and controlled outdoor enclosures.
How many modules are included in one UF-SM-1G-S pack?
Each UF-SM-1G-S package contains 2 transceiver modules, providing a matched BiDi pair for point-to-point links.
What power budget does UF-SM-1G-S offer?
The UF-SM-1G-S delivers an optical power budget of ≥12 dB, ensuring robust margin for 3 km single-mode links.
Are the UF-SM-1G-S modules compliant with RoHS?
Yes. UF-SM-1G-S modules are fully RoHS-compliant, free of hazardous substances, and meet international environmental standards.
Can I use UF-SM-1G-S with UBNT EdgeSwitch products?
Absolutely. UF-SM-1G-S is certified for seamless operation with UBNT EdgeSwitch and UniFi Switch series supporting SFP ports.
How do I install UF-SM-1G-S in my switch?
Simply slide the UF-SM-1G-S module into an empty Gigabit SFP port, secure the latch, and connect single-mode fiber—no software configuration is needed.
What warranty is provided for UF-SM-1G-S?
UBNT Networks offers a limited lifetime warranty on UF-SM-1G-S modules against manufacturing defects under normal use.
What applications are ideal for UF-SM-1G-S?
The UF-SM-1G-S is ideal for campus backhaul, data center interconnects, VoIP deployments, and any long-distance Gigabit Ethernet link requiring single-mode fiber.