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heroicons/solid/check Over 300,000 products in stock
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heroicons/solid/check New & refurbished 2 years warranty

Siemens 6GK5991-1AF00-8GA0

SCALANCE X accessory; Active plug-in transceiver SFP991-1LD
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Optimize your industrial communication infrastructure with the Siemens 6GK5991-1AF00-8GA0 SCALANCE X accessory. This active plug-in transceiver SFP991-1LD delivers superior optical performance for extended network reach in demanding environments.


Featuring a single 100 Mbit/s LC duplex port for single-mode fiber optics, it supports transmission distances of up to 26 km, ensuring reliable, high-speed data transfer across large-scale industrial Ethernet networks.


Compact dimensions of 1.40 x 5.70 x 0.90 cm and a lightweight 0.3 kg design enable seamless integration into SCALANCE X switches and routers.


Engineered by Siemens for robust industrial networking solutions, this SFP transceiver enhances connectivity and uptime for B2B applications.

SCALANCE X accessory; Active plug-in transceiver SFP991-1LD A; 1x 100 Mbit/s LC port, optical; single-mode optical up to max. 26 km.
General
Manufacturer:
Siemens
Range:
SCALANCE
Type of product:
Accessories
PLM
Product phase:
Active
Logistics
Dimensions (cm):
1,40 x 5,70 x 0,90
Weight:
0.30kg
Commodity Code:
85176200
Export Control Regulations (ECCN):
9N9999
EAN:
4047622859636
When you choose JCertified refurbished electronics, you save on water, raw materials, and CO₂ needed for the production of new electronics. Check below to see exactly how much you save with this specific refurbished product:
CO2 eq
-72%
Resource use minerals and metals
-95%
Water use
-83%
Can I buy on account at JC-Electronics?
Yes, under certain conditions. Contact the Sales team via [email protected] for more information.
Why should I choose JC-Electronics?
You can rely on a stock of 300,000 pieces of industrial electronics from leading top-quality brands, both new and refurbished. Therefore, you can also find drives, PLCs, HMIs, and industrial PCs that are no longer produced with us. You always get a 2-year warranty. Additionally, refurbished products are circular, helping you reduce your ecological footprint.  Good to know: New products and tested refurbished products ordered before 16:00 CET are shipped the same day.
Why can I trust refurbished electronics from JC-Electronics?
All products are thoroughly cleaned, defects are repaired, and weak elements are proactively replaced. If they pass the endurance test, the products can be sold. You can recognize them by the JCertified warranty seal. The entire process has received the RecQ quality mark from DEKRA and the ISO14001:2015 certificate
How much warranty do I get on a product?
You always get a 2-year warranty on products, both refurbished and new. This is twice as much as the standard factory warranty from many manufacturers.
Are all products available from stock immediately?
New and tested refurbished products from our stock are always available immediately. Untested and non-refurbished products undergo a thorough refurbishment and an extensive testing procedure before shipment.
Can I order products urgently?
Yes, you can. New and refurbished products that are ready for shipment will be dispatched the same day if the order is received before 16:00 CET. An express shipment to the Netherlands, Belgium, Luxembourg, Germany, Austria, Switzerland, France, or Italy will arrive the next day. An express shipment to other countries in the European Union takes 2 days. An express shipment to countries outside the European Union takes 3 days. 
Can I have products repaired urgently?
 Yes, you can. With an urgent repair, your product will be repaired within 3 working days. Contact the Sales team via [email protected] for this.
Why should I buy refurbished electronics?
There are several reasons to purchase a refurbished product. For example, because electronics are no longer made and are hard to get new. But also because refurbished is a sustainable choice, reducing your organization's ecological footprint. Whatever the reason, you always get a 2-year warranty on both refurbished and new electronics at JC-Electronics.