MERSEN FUSE Handle direct SF 40A max HDF30

MERSEN FUSE Handle direct SF 40A max HDF30

Mersen HDF30 direct-front operating handle, reference P1043408, designed for compatible Mersen SF fusible disconnect switches rated up to 40 A.

SKU: HDF30MPN: HDF30
Price
List Price £27.51 ex VAT
Your Price (ex VAT)
£27.51
Manufacturer Lead Time Please contact us for a delivery time before you order
Get the best trade prices Trade exclusive

Create a trade account to unlock exclusive pricing, special offers and more.

SUBTOTAL (EX VAT) £27.51
Trade pricing is personalised to your account

Manufacturer Lead Time

£27.51

Why Choose the Mersen HDF30 Direct-Mount Disconnect Switch Handle?

The Mersen HDF30 is a compact and durable direct-front operating handle designed for compatible Mersen SF fusible disconnect switches rated up to 40 A. It provides a clear manual interface for operating the connected switch within industrial machinery, control panels and low-voltage electrical distribution equipment.

Manufactured as part of Mersen’s disconnect switch accessory range, the HDF30 mounts directly onto the compatible switch mechanism. This compact configuration allows straightforward local operation without requiring the extended operating shaft normally associated with enclosure door-mounted handles.

Constructed from PA66/6 polyamide and stainless steel, the HDF30 is designed to provide reliable mechanical performance in demanding electrical environments. It is suitable for new panel-building projects, original equipment manufacturing and the replacement of an existing compatible handle.

Key Advantages

  • Designed for compatible Mersen SF fusible disconnect switches up to 40 A.
  • Direct-front mounting provides compact and straightforward local operation.
  • Durable polyamide and stainless-steel construction.
  • Eliminates the need for a separate extended operating shaft.
  • Suitable for industrial control panels, machinery and distribution equipment.
  • Genuine Mersen accessory for dependable mechanical compatibility.

Key Features

  • Mersen low-voltage disconnect switch accessory.
  • Direct-mounted operating handle.
  • Designed for compatible SF switches rated up to 40 A.
  • Suitable for fusible disconnect switch applications.
  • Manual operation for switching and electrical isolation.
  • Compact installation directly onto the switch mechanism.
  • Construction includes PA66/6 polyamide and stainless steel.
  • Mersen product reference P1043408.

Reliable Operation of Fusible Disconnect Switches

Fusible disconnect switches combine circuit isolation with fuse-based overcurrent protection. A correctly selected operating handle provides a controlled means of moving the switch between its operating positions while helping keep the operator separated from the internal switching components.

The direct-front configuration of the Mersen HDF30 is suitable where the compatible disconnect switch is operated locally from the front of its mechanism. When correctly matched with a Mersen SF switch rated up to 40 A, it provides a compact and dependable operating solution for industrial electrical equipment.

Typical Applications

  • Industrial machinery isolation.
  • Electrical control panels.
  • Motor control equipment.
  • Automation cabinets.
  • Low-voltage distribution panels.
  • OEM machinery and panel assemblies.
  • Replacement of compatible disconnect switch handles.

Technical Specifications

Current 40 A
Manufacturer Mersen
Model HDF30
Manufacturer reference P1043408
Product type Disconnect switch operating handle
Handle type Direct front operation
Compatible switch series Mersen SF
Maximum compatible switch rating 40 A
Compatible switch type Fusible disconnect switch
Operating method Manual
Mounting arrangement Direct mounting to the compatible switch mechanism
Material PA66/6 polyamide and stainless steel
Application Low-voltage switching and electrical isolation
Accessory supplied Operating handle
Disconnect switch included No
Country of origin Finland
UPC 605340558883
Device Type Accessory

Frequently Asked Questions

What is the Mersen HDF30 used for?

The Mersen HDF30 is a direct-front operating handle used to manually operate a compatible Mersen SF fusible disconnect switch rated up to 40 A.

Is the HDF30 a complete disconnect switch?

No. The HDF30 is an operating handle accessory. The compatible fusible disconnect switch and required fuses must be selected separately.

Which switches are compatible with the Mersen HDF30?

The handle is designed for compatible Mersen SF fusible disconnect switches with ratings up to 40 A. The precise switch reference should be confirmed before installation.

Does the HDF30 require an operating shaft?

The HDF30 mounts directly onto the compatible switch mechanism, so a separate extended door-coupling shaft is not normally required.

Where is the Mersen HDF30 typically installed?

It is commonly used in industrial control panels, machinery assemblies, automation cabinets and low-voltage electrical distribution equipment.

Trusted by Electrical Panel Builders

Mersen disconnect switch accessories are used by electrical engineers, machinery manufacturers and panel builders to support dependable switching and isolation within industrial electrical systems.

● Service Agreements

Credit Accounts

Our service agreements are built to support long term procurement relationships. By working closely with engineering teams and procurement departments, we help streamline purchasing processes while ensuring consistent access to critical components and sourcing support when it matters most.

 Priority sourcing and supply support

 Flexible payment terms for qualifying organisations

 Support for engineering, maintenance, and operations

500 +

Stock lines ready to ship

1,000 +

Same day dispatches

3500 +

Customers supported

28 

Trusted Manfacturers

● frequently asked questions

Common questions about our products and support

 

At Led Controls Ltd we help engineers source the right automation and control gear with confidence. below are quick answers to what we are asked most often.

What product ranges do you supply

We supply all leading manfacturers in our industry. we offer next day delivery on most poplour products. 

Can you help specify the correct part?

Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.

Do you have stock for urgent orders?

Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.

What are your delivery times and costs?

Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.

What about warranties, returns and faulty items?

Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.

● latest blog

Discover  our latest insights and
expert advice

From a Simple Idea to Small Business of the Year: The LED Controls Story So Far…

From a Simple Idea to Small Business of the Year: The LED Controls Story So Far…

LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.

LED Controls: Danfoss Drives Authorised Partner

LED Controls: Danfoss Drives Authorised Partner

2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...

LED Controls: Your Complete Control Panel Solution

LED Controls: Your Complete Control Panel Solution

2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...