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Siemens 6ES7321-1EH01-0AA0

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The 6ES7321-1EH01-0AA0 is a highly reliable digital input module designed for use with the Siemens SIMATIC S7-300 automation system. This module features 16 optically isolated digital inputs, ensuring superior protection against electrical interference, which is crucial for demanding industrial applications.

With a voltage rating of 120V AC and a 20-pin configuration, this module is engineered to facilitate seamless integration and robust performance within your control system. Though designated as obsolete since 2011, it remains a preferred choice for legacy systems seeking dependable functionality.

Manufactured in Germany by Siemens, a leader in automation technology, the 6ES7321-1EH01-0AA0 exemplifies quality and reliability expected in the electrical industry. Its compact dimensions of 15.20 x 5.10 x 12.70 cm make it easy to incorporate into existing setups.

Ensure your automation infrastructure maintains peak performance by utilizing the 6ES7321-1EH01-0AA0 digital input module, a trusted solution for professionals in the electrical sector.

SIMATIC S7-300, DIGITAL INPUT SM 321, OPTICALLY ISOLATED, 16 DI, 120V AC, 20 PIN
General
Manufacturer:
Siemens
Range:
SIMATIC S7
Subrange:
S7-300
Type of product:
Digital modules
PLM
Product phase:
Obsolete
Logistics
Dimensions:
15,20 x 5,10 x 12,70
Weight:
0.66lbs
Commodity Code:
85389091
ECCN number:
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%
How do I order a product or repair online?
First, find your product in the webshop. On the product page, you can add the product or repair to your shopping cart. Then proceed to checkout. 
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. 
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. 
How much are transport costs?
Transport costs are usually included in the price. There are a few exceptions. Check the overview of all transport costs.