MikroTik Cloud Router Switch 8 Port SFP+ with PoE Input | CRS309-1G-8S+IN
US$ 2790.36
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Ships within 48 hours · Estimated delivery Jul 24 - Jul 29
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Description
1.25G SFP Single mode 1310nm 20km LCHigh Performance Gigabit Connectivity Over Long Distances Achieve reliable, high speed network extensions with the Optical Fibre 1. 25G SFP Transceiver. Designed for performance and compatibility, this hot pluggable SFP module is the ideal solution for extending your network reach up to 20 kilometers over single mode fiber optic cable. It is perfectly suited for a wide range of applications, including Gigabit Ethernet, enterprise LANs, data centers,
High-Performance Gigabit Connectivity Over Long Distances
Achieve reliable, high-speed network extensions with the Optical Fibre 1.25G SFP Transceiver. Designed for performance and compatibility, this hot-pluggable SFP module is the ideal solution for extending your network reach up to 20 kilometers over single-mode fiber optic cable. It is perfectly suited for a wide range of applications, including Gigabit Ethernet, enterprise LANs, data centers, and other long-range optical communication links. This transceiver ensures seamless integration with most network equipment thanks to its compliance with the Multi-Source Agreement (MSA).
Key Features
- High-Speed Data Rate: Supports 1.25Gbps for fast and dependable connectivity.
- Long-Distance Transmission: Capable of transmitting data up to 20km over 9/125µm single-mode fiber (SMF).
- Standard Wavelength: Operates at a standard 1310nm wavelength using a high-reliability FP or DFB laser.
- Hot-Pluggable: The SFP footprint allows for easy, disruption-free installation and removal.
- Duplex LC Connector: Features a standard, secure Duplex LC interface for easy patching.
- Digital Diagnostics (DDM): Supports Digital Diagnostic Monitoring (DDM/DOM) for real-time monitoring of operating parameters.
- Wide Compatibility: Built to MSA standards to ensure compatibility with a wide array of networking equipment.
Technical Specifications
| Parameter | Value |
| Product Code | CLT-SFP-SM-1310nm |
| Form Factor | SFP |
| Data Rate | 1.25 Gbps |
| Wavelength | 1310nm |
| Max Transmission Distance | 20km |
| Fiber Type | Single-Mode Fiber (SMF) |
| Connector | Duplex LC |
| Transmitter Type | 1310nm FP Laser |
| Receiver Type | PIN Photodiode |
| Transmit Power | -9 to -3 dBm |
| Receiver Sensitivity | < -22 dBm |
| Power Supply Voltage | 3.3V |
| Digital Diagnostic Monitoring (DDM) | Supported |
| Operating Temperature | 0°C to 70°C (32°F to 158°F) |
| Compliance | MSA, IEEE 802.3z, SFF-8472, RoHS |
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.8 ★★★★★
Based on 11 reviews
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Product Reviews
★★★★★ 5
Good value, good product
These are fine for the money. Absorbent, strong enough. Good value, will re-order these.
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Reviewed in the United States on May 16, 2026
★★★★★ 5
Simple, Durable, and a Great Pantry Staple
I bought these because they were inexpensive, and they turned out to be exactly what I expected in a good way.
They’re durable, have the size and softness of a standard everyday napkin, and the absorbency is solid for normal meals and spills.
The pack is a good size—it fits easily in my pantry but still holds a lot of napkins, so it lasts a long time before needing to restock.
If you’re just looking for simple, reliable napkins at a great price, these are a really good value.
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Reviewed in the United States on March 12, 2026
★★★★★ 4
Good Value Napkins for Everyday Use
These napkins are a good everyday option. The size is large, they’re affordable, and the quality is good for the price. I like that they have a textured surface, which makes them more useful than plain napkins.
They are a bit thin, so I didn’t give 5 stars, but for daily meals and regular use, they work great. Overall, a solid and budget-friendly product.
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Reviewed in the United States on January 21, 2026
★★★★★ 5
Good Value and good napkins !!!
Such a good value and nice napkins ! We use tons of them !
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Reviewed in the United States on May 30, 2026
★★★★★ 5
Soft and convenient, but slightly thin
I bought these disposable napkins for family dinners and small gatherings, and overall they’ve been very useful. They’re soft enough to feel comfortable while still absorbing spills and messes fairly well. I also like that the size is practical for everyday meals and snacks, and the stack fits neatly on the table without taking up much space. The napkins separate easily too, which is convenient when guests are around. However, they are a little thinner than I expected, so sometimes I end up using two for bigger spills. Still, they work well for regular use and are a convenient option to keep around the kitchen and dining area.
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Reviewed in the United States on May 15, 2026
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