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Square D

9421

£52.78 (ex. VAT)

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Marvo Stock ID MV-4NRX
HS Code 853650
SKU 9421
Condition New unboxed
Warranty 12 months
Weight (kg) 1.81
Length (mm) 13.00
Width (mm) 68.00
Height (mm) 48.00

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Specification & Description

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Commonly Asked Questions

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Specification & Description

Specification Description
Part Number 9421
Alternative Part Number 9421
Manufacturer Square D
Product Type Operating Mechanism and Loadbreak Switch
Availability Non-Stock - Not normally stocked in distribution facility (varies by specific model)
Electrical Rating 600VAC, 20A to 100A IEC (varies by specific model)
Range of Product 9421L
Shaft Type Long and Standard (varies by specific model)
Suitable For Various Square D operating mechanisms and circuit breakers (varies by specific model)
Enclosure Type Compatibility NEMA 1/3R/12 enclosure (varies by specific model)
Handle Length Typically 152.40 mm (6 in) (varies by specific model)
Country of Origin MX (Mexico)
RoHS Compliance Compliant (varies by specific model)
California Proposition 65 Warning: May contain chemicals known to cause cancer and reproductive harm
EU RoHS Directive Compliant (varies by specific model)
China RoHS Regulation China RoHS Declaration (varies by specific model)
REACh Regulation Free of SVHC above the threshold (varies by specific model)
Mercury Free Yes (varies by specific model)
RoHS Exemption Information Yes (varies by specific model)

The Square D 9421 series encompasses a robust range of operating mechanisms designed to interface with circuit breakers, providing a reliable solution for controlling power circuits in industrial settings. These mechanisms are engineered to facilitate the remote operation of circuit breakers, ensuring safety and efficiency in power management.

Crafted with precision, the 9421 series includes door-mounted operating mechanisms that are compatible with various Square D circuit breakers, including the KAL, KCL, and KHL types. The series offers different configurations to meet specific application requirements, with options for standard and long shaft kits to accommodate varying mounting depths.

Each unit within the 9421 series is constructed to withstand the rigours of industrial environments, featuring robust materials and a design that prioritises durability. The mechanisms are available in different NEMA ratings to suit a variety of enclosure types, ensuring protection against environmental factors such as dust and water ingress.

The 9421 operating mechanisms are also equipped with features such as trip indication, which provides a visual status of the circuit breaker's condition, enhancing the safety and maintenance processes. The series is designed for ease of installation and operation, with clear instructions and straightforward assembly.

Overall, the Square D 9421 series operating mechanisms represent a dependable choice for industrial power control, offering versatility, resilience, and user-friendly operation to meet the demands of modern industrial applications.

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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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.

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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.