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Marvo Part ID: MV-B0ME

£34.40 (ex. VAT)


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Specification Description
Part Number SDR-120-24
Alternative Part Number SDR12024
Manufacturer ABB
Series SDR
Power Supply Type Industrial DIN Rail with PFC Function
Input Voltage Range 88 to 264 V ac / 124 to 370 V dc
Output Voltage 24 V dc
Rated Current 5 A
Rated Power 120 W
Efficiency (Typical) 89%
Power Factor (Typical) 0.93/230VAC, 0.96/115VAC at full load
Operating Temperature -25 to +70 ℃ (Refer to "Derating Curve")
Dimensions 40 x 125.2 x 113.5 mm
Mounting Type DIN Rail TS35/7.5 or TS35/15
Output Voltage Adjustment 24 - 28 V dc
Line Regulation ±1.0%
Load Regulation ±0.5%
Ripple & Noise (Max.) 100 mVp-p
Setup, Rise Time 1500ms, 60ms/230VAC at full load
Hold Up Time (Typ.) 20ms/230VAC at full load
Inrush Current (Typ.) 35A/115VAC, 70A/230VAC
Leakage Current <1mA / 240VAC
MTBF 289.9K hrs min. MIL-HDBK-217F (25 ℃)
Weight 0.67 Kg
Commodity Code 853710

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.


What countries can Marvo deliver to?

Marvo currently delivers to the United Kingdom (excluding Northern Ireland), the United States of America and Germany. If you cannot find your delivery address at checkout, this is most likely because Marvo does not currently deliver to this location. There are ongoing efforts to make Marvo accessible to a global market, keep your eyes peeled as our service expands to new locations. All orders are sold with a streamlined delivery process ensuring that you get your part, fast. Marvo is designed to offer you quick, easy and reliable access to critical components and uses well established global shipping services, including but not limited to DHL, UPS and FedEx.


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.


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Peace of mind with every purchase


Marvo Approved

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Full warranty

All parts are covered by a comprehensive warranty. If something goes wrong, I’ll put it right.


Priority delivery

Advanced tracking and a streamlined delivery process ensure that you get your part, fast.


Committed to you

Engineered to ensure that you always have a quick, easy and reliable place to source automation and control components.

SDR-120-24 Product Description

The ABB SDR Series Power Supply Unit is a robust and reliable solution designed to meet the demands of industrial environments. This model, the SDR-120-24, offers a versatile input voltage range of 88 to 264 V ac or 124 to 370 V dc, catering to a wide array of power networks. With a 5 A current capacity and a 120 W power rating, it ensures consistent performance for your machinery and equipment.

The compact dimensions of 40 x 113.5 mm make it an ideal choice for applications where space is at a premium, without compromising on power or efficiency. The unit is engineered with a Power Factor Correction (PFC) function, which enhances power efficiency and reduces energy loss, making it an energy-conscious choice for your operations.

The SDR-120-24 is equipped with a variety of protection features, including Over Load Protection (OLP), Under Voltage Protection (UVP), Over Voltage Protection (OVP), and Over Current Protection (OCP), ensuring the longevity and safety of both the power supply and your connected equipment.

This power supply unit is also fitted with a DC OK relay contact, which provides a signal output that can be used for monitoring the status of the power supply, adding an extra layer of operational security.

Designed for easy installation on standard DIN rails, the SDR-120-24 streamlines setup and integration into your existing systems. Its robust construction and adherence to stringent industry standards make it a dependable choice for a wide range of industrial applications.

Frequently Asked Questions

What voltage range does the SDR Series Power Supply Unit support?

The unit supports a wide input voltage range of 88 to 264 V ac or 124 to 370 V dc, making it versatile for various industrial applications.

Can the output voltage of the power supply be adjusted?

Yes, the output voltage can be adjusted within a specific range to suit different requirements. This allows for fine-tuning to match the needs of the connected devices.

What is the rated current and power of this power supply?

The SDR-120-24 is rated for a current of 5 A and a power output of 120 W, providing sufficient capacity for a range of industrial equipment.

What are the dimensions of the power supply unit?

The unit has compact dimensions of 40 x 113.5 mm, designed to fit efficiently within industrial control systems and panels.

Does this power supply come with a DC OK relay contact feature?

Yes, it includes a DC OK relay contact that indicates the operational status of the power supply, providing a reliable signal for monitoring purposes.

What type of protection features does the SDR Series Power Supply offer?

The power supply is equipped with overvoltage protection (OVP), overload protection (OLP), and short-circuit protection to ensure safe and reliable operation.

Is the power supply unit suitable for DIN rail mounting?

Yes, it is designed for DIN rail mounting, which is a standard method for securely installing equipment in a variety of industrial settings.

What is the efficiency rating of this power supply?

The SDR-120-24 boasts a high efficiency rating, typically around 89%, which means it converts a high percentage of input power into output power, reducing energy waste.

How does the ambient temperature affect the power supply's performance?

The power supply has a derating curve that shows the relationship between ambient temperature and output load capacity. As the ambient temperature increases, the maximum load capacity decreases.

What standards does the SDR Series Power Supply comply with?

The power supply complies with a range of safety and EMC standards, ensuring it meets the regulatory requirements for industrial equipment.