MERSEN FUSE US 27 N PLAGE TYPE B US27NIRING

Q: Which fuse size does this holder accept?

The holder is designed for 27 × 60 mm cylindrical fuse links.

Q: What is the voltage rating?

The F223519 is rated for 800 V AC and 800 V DC.

Engineered for demanding industrial applications, this UltraSafe™ fuse holder supports both 800VAC and 800VDC operations and accommodates 27x60mm UL-rated fuses. Its integrated visual indicator ensures rapid status checks, enhancing safety and simplifying maintenance workflows.

SKU: F223519Alt SKU: US27NIRINGMPN: F223519

List Price £166.96 ex VAT

Your Price (ex VAT)

£166.96

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.

Quantity:

SUBTOTAL (EX VAT) £166.96

Trade pricing is personalised to your account

Manufacturer Lead Time

£166.96

Why Choose the Mersen F223519 UltraSafe™ Fuse Holder?

The Mersen F223519, catalogue number US27NIRING, is a high-quality UltraSafe™ modular fuse holder designed for secure installation of 27 × 60 mm cylindrical fuse links. As part of the trusted Mersen Modulostar® CMS27 / UltraSafe™ US27 series, it provides safe, reliable fuse mounting for industrial power distribution, motor control and protection systems.

Designed with an IP20 finger-safe construction, the F223519 improves operator safety during installation and fuse replacement while reducing the risk of accidental contact with live components. The integrated visual blown fuse indicator and ring lug connections simplify maintenance and provide fast identification of operated fuses.

Rated for 800 V AC/DC and supporting thermal currents up to 140 A with the appropriate fuse installed, this neutral-pole fuse holder is suitable for demanding industrial switchboards, OEM machinery, photovoltaic systems and power distribution equipment.

Key Advantages

Designed for 27 × 60 mm cylindrical fuse links.
800 V AC/DC rated insulation for industrial applications.
IP20 finger-safe design improves operator safety.
Integrated visual blown fuse indicator.
Ring lug terminals provide secure cable connections.
Suitable for OEM machinery, switchboards and power distribution systems.

Key Features

Mersen UltraSafe™ US27 modular fuse holder.
Catalogue number: US27NIRING.
Item number: F223519.
Designed for 27 × 60 mm cylindrical fuse links.
Neutral pole configuration.
Visual blown fuse indicator.
Ring lug cable connections.
IP20 finger-safe enclosure.
Compatible with Modulostar® modular assemblies.

Designed for Safe Industrial Protection

The UltraSafe™ fuse holder range has been developed to improve electrical safety while simplifying fuse replacement and maintenance. Its finger-safe construction and robust thermoplastic housing help protect operators while ensuring dependable performance in demanding industrial environments.

Modular construction allows multiple poles to be assembled together, making the range suitable for a wide variety of industrial control panels, switchgear and OEM equipment. Optional remote indication accessories can also be incorporated into compatible systems.

Typical Applications

Industrial control panels.
Power distribution systems.
Motor control centres.
OEM machinery.
Renewable energy installations.
Switchboards and electrical cabinets.
Industrial automation equipment.
Machine building applications.

Technical Specifications

Item number	F223519
Catalogue No	US27NIRING
Description	Fuse Holder UltraSafe™ 800VAC 800VDC UL Fuse size 27x60 N Visual Indicator Ring lug IP20
EAN/UPC Code	3605340261905
Rated voltage AC UL	800 V
Rated voltage DC UL	800 V
Rated voltage AC IEC	800 V
Rated voltage DC IEC	800 V
Ampere Rating	140 A
RoHS Compliant	Yes
AC or DC	AC/DC
Fuse Size	27x60
Design Details	neutral conductor
Indication System	Yes
Indication System Type	Visual Indicator
Number of Poles	N
Torque Rating	3.5 Nm
Rated Impulse Withstand Voltage	8 kV
Rated Insulation Voltage	800 V
Max Power dissipation of Fuse Links Pn	11 W
Installation Mounting	DIN rail acc. EN 60715
Product Width	39.9 mm
Product Length	93.5 mm
Product Height	302 mm
Sell Pack Quantity	3 EA
Sell Pack Weight	0.909 kg
Sell Pack Width	169.9 mm
Sell Pack Length	220 mm
Sell Pack Height	110 mm
Product group	Fuse Holders
Conventional Free Air thermal Current With Fuse-Links Ith	140 A
Product Weight	0.303 kg
Fuse Size	27x60 mm
Voltage	800 V

Frequently Asked Questions

What is the Mersen F223519 used for?

It is a modular fuse holder designed to securely mount 27 × 60 mm cylindrical fuse links in industrial electrical systems.

Which fuse size does this holder accept?

The holder is designed for 27 × 60 mm cylindrical fuse links.

What is the voltage rating?

The F223519 is rated for 800 V AC and 800 V DC.

Does this fuse holder include fuse indication?

Yes. It features an integrated visual blown fuse indicator for quick maintenance and fault identification.

Where is this fuse holder commonly installed?

It is commonly installed in industrial switchboards, automation panels, motor control centres, OEM machinery and power distribution equipment.

Trusted for Industrial Circuit Protection

Mersen UltraSafe™ modular fuse holders are widely specified by panel builders, machine manufacturers and industrial engineers for their high safety standards, dependable performance and ease of installation.

Item number	F223519
Catalogue No	US27NIRING
Description	Fuse Holder UltraSafe™ 800VAC 800VDC UL Fuse size 27x60 N Visual Indicator Ring lug IP20
EAN/UPC Code	3605340261905
Rated voltage AC UL	800 V
Rated voltage DC UL	800 V
Rated voltage AC IEC	800 V
Rated voltage DC IEC	800 V
Ampere Rating	140 A
RoHS Compliant	Yes
AC or DC	AC/DC
Fuse Size	27x60
Design Details	neutral conductor
Indication System	Yes
Indication System Type	Visual Indicator
Number of Poles	N
Torque Rating	3.5 Nm
Rated Impulse Withstand Voltage	8 kV
Rated Insulation Voltage	800 V
Max Power dissipation of Fuse Links Pn	11 W
Installation Mounting	DIN rail acc. EN 60715
Product Width	39.9 mm
Product Length	93.5 mm
Product Height	302 mm
Sell Pack Quantity	3 EA
Sell Pack Weight	0.909 kg
Sell Pack Width	169.9 mm
Sell Pack Length	220 mm
Sell Pack Height	110 mm
Product group	Fuse Holders
Conventional Free Air thermal Current With Fuse-Links Ith	140 A
Product Weight	0.303 kg
Fuse Size	27x60 mm
Voltage	800 V

UK delivery

Delivery options

Free UK delivery on orders over £200 ex VAT. Order in-stock items before 2pm Monday to Friday for next-day delivery.

This product Lead time on request

Please contact us for a delivery time before you order

Standard delivery

£8 ex VAT · free over £200

UK parcel delivery is £8 ex VAT, or free on orders over £200 ex VAT.

Heavier items may be charged at a weight-based or pallet rate, shown at checkout.

Collect from our showroom

Mon–Fri, 8am–5pm

Order and pay online, then collect from our showroom.

Please allow 15–30 minutes after ordering for us to prepare your order.

Northern Ireland, ROI & export

Priced at checkout

We deliver to Northern Ireland, the Republic of Ireland and overseas.

Delivery is calculated at checkout based on your destination.

Orders with mixed availability

Shipped complete

If part of your order is on a lead time, we hold it and send everything together.

Need the in-stock items sooner? Ask us and we can split the delivery.

Business customer returns

Returns & order support

Need to return an item? Find the guidance for your order below, then contact our team before sending anything back.

Stocked items

Request within 30 days

Changed your mind or ordered the wrong item? Request a return within 30 days of receipt. There is no restocking charge.

Items must be unused, in resalable condition and in their original packaging, and returns need our approval first. Return carriage is at your cost, and the original delivery charge is not refunded.

Faulty or damaged items

Tell us as soon as possible

Faulty, damaged on delivery or the wrong product supplied? Contact our team as soon as possible with the details.

We will review the issue and arrange an appropriate resolution under our terms and conditions and your statutory rights.

Made-to-order items

Manufacturer approval needed

Manufactured, configured and special-order products can only be returned with the manufacturer’s approval. Any handling charge is agreed with you when you request the return.

This does not affect claims for faulty goods or items that do not meet the agreed specification.

LED Controls showroom with electrical products on display

Let’s get your return sorted.

Send your order number, product details and reason for return. For faults or delivery damage, include photographs if available. We will confirm the next steps.

Email returns team 01706 242050

The 30-day return request period applies to change-of-mind returns for stocked items. It does not limit your statutory rights for faulty or non-conforming goods.

● 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?

What are your delivery times and costs?

What about warranties, returns and faulty items?

● 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…

by admin | Aug 11, 2026 | News

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

by admin | Jan 17, 2026 | Product Spotlight

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