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Siemens

6ES5103-8MA03

$72.45

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Marvo Stock ID MV-ZSF
HS Code 85371091
SKU 6ES5103-8MA03
Condition Used
Category PLC Systems
Warranty 12 months
Weight (lbs) 6.61
Length (inches) 12.60
Width (inches) 9.84
Height (inches) 9.84
EAN 4025515052647

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Specification & Description

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Specification & Description

Specification Description
Part Number 6ES5103-8MA03
Alternative Part Number 6ES51038MA03
Manufacturer Siemens
Category PLC Systems
Family Simatic S5
Description This is a Siemens 24 V dc, S5-100U CPU 103 Central processing unit for S5-100U. It's a key component of the Simatic S5 family of programmable logic controllers (PLCs).
Weight 0.600 kg
Height 130.00 mm
Width 130.00 mm
Depth 150.00 mm
Country of Origin Germany
Commodity Code 853710
Introduction Date October 1, 2003
Discontinuation Date October 1, 2020
Cancellation Date October 1, 2003

The Siemens 6ES5103-8MA03 is a central processing unit (CPU) specifically designed for the Simatic S5-100U PLC system. This robust and reliable unit is a key component in managing and controlling a wide range of industrial automation processes. With its compact dimensions and lightweight design, it is easy to install and integrate into existing systems. Manufactured in Germany, this CPU is built to deliver consistent performance and durability. Despite its discontinuation, the Siemens 6ES5103-8MA03 remains a popular choice for maintaining and upgrading legacy systems. Please note that this is a spare part.

Commonly Asked Questions

Is my order covered by a warranty?

Marvo provides a full 12-month warranty on all products, whatever the condition. For your peace of mind, all parts are ‘Marvo Approved’ which means that they have been tested and checked to ensure that they are in working condition. If you are unhappy with the part(s) you received and would like to request a return, you can do so by completing our quick and easy online form. Once we have received your Returns Request, a member of the team will be in touch to discuss this further with you. You can read more about our warranty policy here.

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What payment methods do you accept?

We accept card payments from all major credit, debit and Mastercard providers including Visa, American Express, Western Union, Paypal and bank transfers. Before you complete an order you will be prompted to input your payment details, at which point you can enter the relevant card information you wish to use for your transaction. If you are experiencing issues with your payment method then you can contact our team via email here. From there, you will be directed to the most relevant resource or person to help you complete your payment, get your order processed and ensure that your parts are on the way to your delivery address.

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Is Marvo a credible parts supplier?

Marvo is a highly credible supplier of industrial automation parts and components with dedicated hubs around the world offering industry-leading products and services. Marvo is committed to providing a quick, easy and reliable place to source your automation and control components. All purchases come as standard with a comprehensive 12-month return to base warranty meaning that, in just a few clicks, you can source critical parts more seamlessly than ever before. Click here to read an article on how Marvo is redefining convenience for automation and manufacturing professionals.

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Have steps been taken to ensure quality control?

Marvo takes pride in product quality and has put several measures in place to assure high levels of quality standards. For your peace of mind, all parts have been ‘Marvo Approved’ which means that they have been tested and checked to ensure that they are in working condition. Redefine convenience and secure priority delivery on all parts along with a comprehensive 12-month warranty. This is the smart new way to buy automation and control components.

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Creating an account is incredibly simple and takes a matter of seconds. You can create a Marvo account at any time by clicking here and following the simple steps on screen. By creating a Marvo account you can store your contact details, delivery addresses, billing addresses and more, meaning that you can enjoy game-changing convenience faster than ever before.

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Peace of mind with every purchase

Stars Pete Soch

‘SIemens components. Good pricing and delivered as promised.’

Stars Dan

‘Very smooth transaction and fast delivery.’

Stars John Schuster

‘Prompt response with quote and product available.’

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Frequently Asked Questions

What is the category of this part?

This part falls under the PLC Systems category.

Which family does this part belong to?

This part is a member of the Simatic S5 family.

What is the description of this part?

This is a Siemens 24 V dc, S5-100U CPU 103 Central processing unit.

What are the physical dimensions of this part?

The part has a height of 130mm, a width of 130mm, and a depth of 150mm.

What is the weight of this part?

This part weighs 0.600 kg.

Where is this part originally from?

This part is originally from Germany.

What is the commodity code of this part?

The commodity code of this part is 853710.

When was this part introduced and discontinued?

This part was introduced on October 1, 2003, and was discontinued on October 1, 2020.

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Part conditions explained


We want your buying experience to be as seamless as possible. So, here are all of the product descriptions you will see when browsing Marvo, explained a little further:

New unsealed: The product is in its original packaging, but the packaging has been opened or unsealed. It has never been used and should be in near pristine condition.

New sealed: The product is sealed in its original packaging. It has never been opened or used, ensuring that it's in an untouched state.

New unboxed: The product does not come in its original packaging, but it has never been used and is in great working condition.

Refurbished: The product has been previously used, but it has undergone a thorough refurbishment process to restore it to a like-new or functional condition. Any defects or issues have been addressed, making it suitable for reuse.

Used: The product has been previously owned and has been used. It may show signs of wear and tear but is still functional and operational. The condition may vary depending on the specific item and its usage history.