Siemens 6NH7800-4AA20

SINAUT ST7, TIM 42 Communications processor for SIMATIC S7-

Condition

Repair (incl. JCertified refurbishment)

from €1,087.00

How does requesting a repair work?

Add the repair to your cart and complete your order
You'll receive an RMA form by email
Pack your product with the RMA form and send it to us
We repair and test it, then return it in 2 weeks

Serial Number

Type additional information or questions about the repair here.

Urgent Repair

+ €250.00

Excl. Tax

Need more?

Need something we currently don't have available? Our sourcing team can help you find what you need

The Siemens 6NH7800-4AA20 SINAUT ST7 TIM 42 Telecontrol Unit is engineered for integration with SIMATIC S7-300 and S7-400 automation systems. Designed for robust industrial environments, this unit features both MPI and RS232/RS485 interfaces, allowing seamless connectivity with external modems or radio devices. The built-in MD2 modem supports dedicated line communication, enabling secure data exchange across production locations. With its compact design and reliable Siemens engineering, the 6NH7800-4AA20 is well-suited for project managers and production leaders requiring stable remote control and monitoring capabilities.

Brand: Siemens
Supports both internal and external modem connections for flexible telecontrol configurations
Compatible with SIMATIC S7-300/S7-400, offering versatile integration in existing production lines
Quick availability due to large stock and rapid delivery, minimizing downtime

The 6NH7800-4AA20 is constructed to deliver consistent performance and comes with a standard 2-year warranty on refurbished units, supporting sustainable operations and long-term reliability. For industrial environments where maintaining continuous operation is critical, the 6NH7800-4AA20 provides a dependable solution supported by Siemens’ expertise in automation technology.

SINAUT ST7, TIM 42 Communications processor for SIMATIC S7-300/S7-400 with MPI interface with RS232/RS485 interface for ext. modem/wireless device with int. modem MD2 for Standard cables

General

Manufacturer:

Siemens

Range:

Sinaut

Subrange:

ST7

Type of product:

Communication modules

PLM

Product phase:

Obsolete

Logistics

Dimensions (cm):

12,70 x 10,20 x 12,70

Weight:

0.60kg

Commodity Code:

85176200

Export Control Regulations (ECCN):

EAR99

EAN:

4019169402897

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.