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Siemens 6DD1681-0EK1

SIMADYN D DIGITAL CONTR. SYSTEM INTERFACE MODULE SE49.1 SYNC
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The Siemens 6DD1681-0EK1 is a SIMADYN D digital control system interface module, type SE49.1, designed as a synchronizing module for industrial automation and drive control applications. As part of the Siemens Simadyn D range, this interface module enables reliable signal synchronization within complex control architectures, supporting stable and precise system operation in demanding electrical environments.

This module was widely used in industrial control panels and automation systems where dependable communication between control components is essential. Manufactured in Germany, it reflects Siemens’ high engineering standards and long-term reliability. Please note that this product is classified as obsolete, making it primarily relevant for system maintenance, replacement, or the extension of existing Simadyn D installations.

Product details include compact dimensions of 59 x 39 x 23 mm and a weight of approximately 1.8 kg. The Siemens 6DD1681-0EK1 interface module remains a valuable solution for professionals seeking compatible components for legacy Siemens SIMADYN D control systems.

SIMADYN D DIGITAL CONTR. SYSTEM INTERFACE MODULE SE49.1 SYNCHRONIZING MODULE
General
Manufacturer:
Siemens
Range:
Simadyn
Subrange:
D
Type of product:
Interface modules
PLM
Product phase:
Obsolete
Logistics
Dimensions (cm):
59,00 x 39,00 x 23,00
Weight:
1.80kg
Commodity Code:
85389091
Export Control Regulations (ECCN):
N
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 sales@jc-electronics.com 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 sales@jc-electronics.com 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.