MERSEN FUSE KIT MICRO CMS.14 3P CMS14W2

Mersen CMS14W2 auxiliary microswitch kit for Modulostar CMS14 3-pole modular fuse holders, providing remote fuse-status indication for industrial automation and monitoring systems.

SKU: CMS14W2Alt SKU: CMS14W2MPN: J331185

List Price £20.38 ex VAT

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£20.38

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Manufacturer Lead Time

£20.38

Why Choose the Mersen CMS14W2 Auxiliary Microswitch Kit?

The Mersen CMS14W2 (manufacturer part number J331185) is a genuine auxiliary microswitch kit designed specifically for the Mersen Modulostar® CMS14 modular fuse holder range. It provides reliable remote signalling of fuse-holder status, allowing integration with PLCs, alarm systems and industrial monitoring equipment for improved maintenance and fault diagnostics.

Engineered as an original Mersen accessory, the CMS14W2 is intended for 3-pole CMS14 fuse holders and enables electrical indication when fitted to compatible prepared fuse holders. The microswitch connects using Faston terminals and is suitable for both low-current signalling and medium-current control circuits.

The CMS14W2 is ideal for industrial automation systems where remote indication of fuse operation, holder position or fuse presence helps reduce downtime and improve preventative maintenance. It is designed exclusively for use with compatible Mersen Modulostar® CMS14 fuse holder assemblies.

Key Advantages

Genuine Mersen OEM auxiliary microswitch kit.
Designed specifically for 3-pole CMS14 Modulostar® fuse holders.
Provides reliable remote fuse-status signalling.
Suitable for PLCs, alarm systems and SCADA applications.
Simple installation onto compatible prepared fuse holders.
Compact, lightweight industrial design.
Supports preventative maintenance and reduced machine downtime.

Key Features

Mersen Auxiliary Switch Accessories.
Catalogue number: CMS14W2.
Manufacturer part number: J331185.
Auxiliary microswitch kit.
Designed for 3-pole CMS14 fuse holders.
Faston lug electrical connections.
Suitable for AC and DC signalling circuits.
Supports fuse melting, pre-isolation and fuse presence functions depending on configuration.
Original Mersen replacement accessory.
Compact modular construction.

Reliable Remote Fuse Status Monitoring

The Mersen CMS14W2 enables compatible Modulostar® CMS14 fuse holders to provide remote electrical signalling for industrial monitoring systems. Depending on the installation, the microswitch can indicate fuse operation, pre-isolation during holder opening or fuse presence, providing valuable diagnostic information to operators and maintenance personnel.

Designed for long-term industrial use, the CMS14W2 integrates easily into control panels and automation systems, helping reduce troubleshooting time while improving overall system availability.

Typical Applications

Industrial control panels.
PLC monitoring systems.
Remote fuse-status indication.
Machine safety and diagnostics.
OEM machinery.
Electrical switchboards.
Industrial automation systems.
Power distribution equipment.

Technical Specifications

Phase	Three Phase
Manufacturer	Mersen
Series	Auxiliary Switches for Modulostar® Fuse Holders
Catalogue number	CMS14W2
Manufacturer part number	J331185
Product type	Auxiliary microswitch kit
Compatible fuse holders	Modulostar® CMS14 (3-pole)
Rated insulation voltage	250 V AC
AC15 utilisation category	4 A at 24/48 V, 3 A at 127 V, 2.5 A at 240 V
DC13 utilisation category	3 A at 24 V, 1 A at 48 V, 0.2 A at 127 V, 0.1 A at 240 V
Minimum operating voltage/current	4 V / 1 mA
Maximum switching current	5 A
Connection type	Faston lugs
Package quantity	1
Product weight	Approximately 25 g
RoHS compliant	Yes
Device Type	Accessory

Frequently Asked Questions

What is the Mersen CMS14W2?

The CMS14W2 is a genuine Mersen auxiliary microswitch kit designed for compatible 3-pole Modulostar® CMS14 fuse holders.

What does the CMS14W2 do?

It provides remote electrical signalling for fuse operation, holder opening or fuse presence, depending on the installation and fuse holder configuration.

Which fuse holders is it compatible with?

The CMS14W2 is designed specifically for prepared 3-pole Mersen Modulostar® CMS14 fuse holders.

How is the microswitch connected?

The auxiliary microswitch uses standard Faston lug terminals for quick electrical connection.

Is the CMS14W2 a genuine Mersen accessory?

Yes. The CMS14W2 is an original Mersen OEM accessory designed specifically for the Modulostar® CMS14 fuse holder system.

Trusted by Industrial Electrical Professionals

Mersen auxiliary microswitch accessories are trusted by panel builders, OEM manufacturers and industrial engineers to provide dependable remote monitoring, improved diagnostics and seamless integration with industrial automation systems.

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.

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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.

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