Image shown may not reflect the final product

Siemens 6EP1931-2FC21

Name: 6EP1931-2FC21
Brand: Siemens
SKU: 6EP1931-2FC21
Price: 215.2 GBP
Availability: InStock

Wrong part? Click here

£215.20 (ex. VAT)

3 ready to ship

Don't want it used? Get it NEW

Image shown may not reflect the final product

Marvo Stock ID MV-1QJ5

HS Code 85044060

SKU 6EP1931-2FC21

Condition Used

Category General Automation

Warranty 12 months

Weight (kg) 2.00

Length (mm) 320.00

Width (mm) 250.00

Height (mm) 250.00

EAN 4025515151227

Express delivery

Lightning fast delivery if ordered within 00:00:00

Need it urgently?

Call: +44 20 4570 3439

Quoting Marvo Stock ID: MV-1QJ5

Select condition

We're working hard to deliver your orders on time over the holiday period, but please be aware that some lead times may be extended.

Don't want it used? Get it NEW

Returns Hassle-free returns

Thumbs up No hidden fees or duties

Shipping Swift dispatch and delivery

Similar Products

6FM1706-3AB10

£1,533.00 (ex. VAT)

8US1213-4AQ03

£108.81 (ex. VAT)

6FC5371-0AA00-0AA0

£1,605.36 (ex. VAT)

6GT2398-1CB00

£377.75 (ex. VAT)

More about this product

Specification & Description

View now

Commonly Asked Questions

View now

Customer Reviews

View now

Specification & Description

Specification	Description
Part Number	6EP1931-2FC21
Alternative Part Number	6EP19312FC21
Manufacturer	Siemens
Category	General Automation
Description	SITOP Series Power Supply Module with 24V dc output
Short Description	Uninterruptible power supply module
Height (mm)	125.00
Width (mm)	125.00
Depth (mm)	70.00
Weight (kg)	1.1
Input Voltage (V dc)	24
Output Voltage (V dc)	24
Output Current (A)	40
Efficiency (%)	97.2 typical at rated output
Power Loss (W)	28.6 typical at rated output voltage for rated output current
Battery Operation Power Loss	33.6 W typical during battery operation
Ambient Operating Temperature (°C)	-25 to +60 with natural convection
Ambient Storage Temperature (°C)	-40 to +85
Protection Class	IP20
Mounting Type	Snaps onto DIN rail EN 60715 35x7.5/15
MTBF at 40 °C (hours)	522,739
Commodity Code	85049099

The Siemens 6EP1931-2FC21 is a robust and reliable power supply module from the SITOP series, designed to ensure uninterrupted power for a wide range of industrial applications. This module is engineered to provide a steady 24V DC output with a substantial current capacity of 40A, making it an ideal choice for systems that require a stable and continuous power supply.

Crafted with precision, the 6EP1931-2FC21 features an efficient design that maximises uptime and minimises power loss, boasting an impressive efficiency rate of 97.2% at full load. Its ability to maintain power through unexpected outages is facilitated by its battery charging capabilities, which include options for 1A and 2A charging currents, ensuring that energy storage devices are kept at optimal levels for immediate backup when needed.

Installation and integration are made simple with its snap-on DIN rail mounting method, and the module's compact dimensions allow for convenient placement within control cabinets. The screw-type terminals provide secure and reliable electrical connections for both input and output, accommodating a range of wire sizes.

The 6EP1931-2FC21 also includes protective features such as reverse polarity protection, ensuring the longevity and safety of both the power supply and the connected equipment. Signalling capabilities via LED indicators provide immediate visual feedback on the operational status, including normal operation, battery mode, and alarm conditions.

With a mean time between failures (MTBF) of over 522,000 hours at 40°C, this power supply module is a testament to Siemens' commitment to quality and durability. It is a suitable choice for those seeking a dependable power solution that can withstand the rigours of industrial environments while providing seamless power continuity for critical operations.

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.

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.

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.

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.

How do I create an account?

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.

Peace of mind with every purchase

Anna

‘I can recommend quick, efficient, and professional.’

Blažej Knežo

‘Quick response and fast delivery of the product.’

Andreas Boehm

‘Excellent service. The right gear and the right price,well packed and delivered on time.’

Milan Kosík

‘Large selection of spare parts, fast delivery.’

Irene

‘Fast delivery and prompt action.’

Ms. Mia

‘Quick response, good item, delivery on schedule.’

Dan

‘The ordering was fast and efficient, and everything arrived just as they said it would.’

Blažej Knežo

‘Quick response and fast delivery of the product.’

Nathalie Jolicoeur

‘Great service. Thank you.’

Muswalin

‘Good packing, quickly delivery and responsible.’

Julien

‘Perfect quick delivery, good service.’

Martin Ruml

‘Rapid delivery.’

Ms. Mia

‘Quick response, good item, delivery on schedule.’

Learn more about Marvo

Our service to you

Lightning-Fast Express Shipping: Receive your order in record time with our express shipping options, ensuring you minimize downtime and keep your projects on track.

No-Risk Returns, Guaranteed: Return your parts anytime for a full refund. Our hassle-free return policy ensures you’re never stuck with something you don’t need.

Clear Pricing with No Hidden Fees: What you see is what you pay, transparent pricing with no extra costs, ever. Rest assured, all taxes and fees are already included in your final price.

Rock-Solid Reliability at a Fraction of the Cost: Get pre-owned electronic parts that are fully tested for peak performance, saving you money without compromising on quality, backed by a comprehensive warranty.

Frequently Asked Questions

What is the purpose of the SITOP Series Power Supply Module?

The SITOP Series Power Supply Module is designed to provide an uninterruptible power supply, ensuring that connected devices continue to operate smoothly in the event of power interruptions or fluctuations. It's particularly useful in industrial environments where consistent power is critical for operations.

Can this power supply module be used with batteries?

Yes, the module is compatible with batteries and includes features for mains buffering with a charging current of 1A to 2A, allowing it to maintain power supply in the absence of a direct power source.

What are the input and output voltage ratings for this module?

The module has an input supply voltage rated at 24V DC and provides an output voltage of 24V DC in both network operation and buffering mode.

What is the efficiency rating of this power supply module?

The module boasts a high efficiency rating, with 97.2% efficiency at the rated output voltage and current in normal operation, and 96.9% efficiency during battery operation.

How is the module protected against incorrect wiring?

The module includes reverse polarity protection against both energy storage unit polarity reversal and input voltage polarity reversal, safeguarding the system from potential wiring errors.

What kind of signaling does the module provide?

The module features LED indicators for normal operation, buffering mode, and alarms, as well as floating changeover contacts for various states, providing clear and immediate status updates.

Is the module easy to install?

Yes, the module is designed for ease of installation with a snap-on feature onto DIN rail EN 60715 35x7.5/15, and it has screw-type terminals for secure electrical connections.

What is the ambient temperature range for operating this module?

The module can operate within an ambient temperature range of -25 to +60°C with natural convection, ensuring reliable performance in a variety of industrial environments.

Does the module have any certifications?

The module carries the CE marking, indicating compliance with the relevant European Union health, safety, and environmental protection standards.

What is the Mean Time Between Failures (MTBF) for this module?

The module has an impressive MTBF of 522,739 hours at 40°C, highlighting its reliability and durability over extended periods of use.

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.

The Smart Part

Factories implementing AI-driven systems, highlighting the benefits of investing in artificial intelligence.## Should You Be Investing in Artificial Intelligence?

Should you be investing in artificial intelligence?

Marvo

Just a few years back, investing in AI only existed in the realm of science fiction. It was a futuristic technology that could be found solely in books or in Hollywood films. Fast forward to todays world and AI is rapidly becoming an integral part of our daily lives. It is reshaping how we work, communicate and solve complex problems.

4 min read

December 13, 2024

The top 10 ways to improve your supply chain strategy

10 advanced techniques to improve your supply chain strategy

Marvo

A robust supply chain strategy is crucial in today’s interconnected and rapidly evolving global economy. Problems that businesses face include shifting consumer preferences, interruptions in supply, and an increasing focus on sustainability. This article delves into ten cutting-edge methods, in order to keep supply chain tactics robust, efficient, and competitive.

7 min read

November 22, 2024

What is supply chain optimisation?

Marvo

Supply chain optimisation is the key to navigating today's rapidly evolving manufacturing landscape. By improving their operations and logistics, businesses can reach greater levels of efficiency. This refinement also leads to strategic agility. As a result, companies position themselves to adapt to new challenges and seize opportunities.

6 min read

November 1, 2024

See all articles