MERSEN FUSE PS 1 20.127 BS B221307

MERSEN FUSE PS 1 20.127 BS B221307

Mersen B221307 PS 1 20.127 BS industrial fuse switch designed for 20 × 127 mm cylindrical fuse links used in industrial control panels and power distribution systems.

SKU: B221307MPN: B221307
Price
List Price £130.55 ex VAT
Your Price (ex VAT)
£130.55
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) £130.55
Trade pricing is personalised to your account

Manufacturer Lead Time

Sold in packs of 3

£130.55

Why Choose the Mersen B221307 PS 1 20.127 BS Fuse Switch?

The Mersen B221307, catalogue reference PS 1 20.127 BS, is a robust fuse switch and fuse holder assembly designed for the secure installation and isolation of 20 × 127 mm cylindrical fuse links. Engineered for demanding industrial and power distribution applications, it provides a safe and reliable method of mounting, replacing and isolating cylindrical fuses while maintaining dependable electrical performance.

Manufactured by Mersen, the PS 1 20.127 BS combines durable construction with straightforward installation, making it suitable for switchboards, industrial control panels, DC power systems and renewable energy installations. Its compact design supports convenient maintenance while ensuring secure fuse retention and reliable electrical contact.

Designed for compatibility with 20 × 127 mm cylindrical fuse links, the B221307 offers dependable protection and ease of servicing wherever high-performance fuse isolation is required.

Key Advantages

  • Designed for 20 × 127 mm cylindrical fuse links.
  • Provides safe fuse mounting and isolation.
  • Robust industrial construction for long service life.
  • Suitable for industrial control and power distribution systems.
  • Compact design simplifies installation and maintenance.
  • Secure fuse retention for dependable electrical performance.
  • Suitable for AC and DC protection systems when used with compatible fuses.
  • Manufactured by Mersen for demanding industrial applications.

Key Features

  • Mersen PS Series fuse switch.
  • Catalogue number: PS 1 20.127 BS.
  • Compatible with 20 × 127 mm cylindrical fuse links.
  • Industrial-grade insulated construction.
  • Secure mechanical fuse retention.
  • Quick fuse replacement.
  • Designed for panel installation.
  • Suitable for industrial and renewable energy applications.
  • Reliable electrical contact system.
  • Maintenance-friendly design.

Reliable Fuse Isolation for Industrial Applications

A quality fuse switch is essential for ensuring safe installation, inspection and replacement of industrial fuse links. The Mersen B221307 provides secure fuse retention while allowing straightforward maintenance, helping reduce downtime and supporting safe servicing procedures.

Its durable construction makes it suitable for use in industrial machinery, power distribution equipment, renewable energy systems and electrical control panels where dependable fuse mounting is required.

Typical Applications

  • Industrial control panels.
  • Electrical switchboards.
  • Power distribution equipment.
  • Renewable energy systems.
  • Battery energy storage installations.
  • Industrial machinery.
  • Motor control equipment.
  • High-voltage DC systems.

Technical Specifications

Manufacturer Mersen
Item number B221307
Catalogue number PS 1 20.127 BS
Product type Fuse switch / fuse holder
Compatible fuse size 20 × 127 mm cylindrical
Mounting type Panel mounting
Fuse installation Clip-mounted cylindrical fuse
Construction Industrial insulated body
Application Fuse isolation and protection
Manufacturer barcode 3605340252316
Pack quantity 3
Device Type Fuse switch disconnector
Fuse Size 20x127 mm

Frequently Asked Questions

What is the Mersen B221307 used for?

The Mersen B221307 is a fuse switch designed to securely mount and isolate 20 × 127 mm cylindrical fuse links within industrial electrical systems.

Which fuse size does the B221307 accept?

It is designed for use with 20 × 127 mm cylindrical fuse links.

Where is the B221307 typically installed?

It is commonly installed in electrical control panels, switchboards, renewable energy equipment and industrial power distribution systems.

Can this fuse switch be used in renewable energy applications?

Yes. When fitted with compatible fuse links, it is suitable for photovoltaic, battery storage and other renewable energy installations.

Who manufactures the B221307?

The B221307 is manufactured by Mersen, a global supplier of industrial electrical protection and power management products.

Trusted Industrial Protection Solutions

Mersen fuse switches and fuse holders are trusted worldwide by panel builders, OEMs and industrial engineers to provide reliable electrical protection, safe maintenance and dependable long-term operation.

● 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...