imo mc18n-s-00-40400ac contactor 4 pole 7.5kw 18a ac3, 400vac

Q: What current rating does this contactor support?

The MC18N-S-00-40400AC has a rated operational current of 18 A AC-3 and an AC1 rating of 32 A.

Q: What motor size can this contactor control?

This contactor is suitable for motors up to approximately 7.5 kW.

Q: What coil voltage does the contactor use?

The unit uses a 400 V AC control coil suitable for industrial automation systems.

Q: How many contacts does this contactor have?

The contactor features a 4-pole normally open configuration for flexible industrial switching applications.

IMO MC18N-S-00-40400AC industrial 4-pole contactor with 18 A AC-3 rating, 7.5 kW motor switching capability and 400 V AC control coil for industrial automation systems.

SKU: MC18N-S-00-40400ACAlt SKU: MC18NS0040400ACMPN: MC18N-S-00-40400AC

List Price £58.45 ex VAT

Your Price (ex VAT) Save 34%

£38.85 34% OFF

You save £19.60 per unit

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) £38.85

Trade pricing is personalised to your account

Manufacturer Lead Time

£38.85

Why Choose the IMO MC18N-S-00-40400AC Contactor?

The IMO MC18N-S-00-40400AC is a compact and dependable 4-pole industrial contactor designed for reliable switching and motor control applications in industrial automation systems. Engineered for OEM machinery, HVAC equipment and industrial control panels, this contactor delivers efficient switching performance and long operational life in demanding industrial environments.

Part of the trusted IMO MCN series contactor range, the MC18N-S-00-40400AC is suitable for switching motors, lighting circuits, heating systems and automation loads. Its compact industrial design and DIN rail compatibility simplify installation while supporting dependable long-term operation in automation and motor control applications.

With a rated operational current of 18 A AC-3, support for motors up to 7.5 kW, a 4-pole normally open configuration, and a 400 V AC control coil, this contactor is ideal for industrial switching and control systems.

Key Advantages

Compact 4-pole industrial contactor for automation and motor control systems.
18 A AC-3 operational current suitable for industrial switching duties.
7.5 kW motor switching capability for industrial machinery applications.
400 V AC control coil compatible with industrial power systems.
4 normally open contacts for flexible switching applications.
Reliable industrial switching performance with durable construction.
DIN rail and panel mounting compatibility for flexible installation.

Key Features

IMO MCN series industrial contactor.
4-pole normally open contact configuration.
18 A AC-3 rated current.
32 A AC1 rated current.
400 V AC 50/60 Hz control coil.
7.5 kW motor switching capability.
Compact industrial enclosure with DIN rail compatibility.
Compatible with IMO MCOR-1 overload relays.

Reliable Switching for Industrial Automation Systems

Industrial contactors such as the IMO MC18N-S-00-40400AC are designed to provide reliable switching of motors and electrical loads in industrial automation systems. Their compact design and dependable switching performance make them ideal for machinery and control panel applications where reliability and efficient installation are essential.

The IMO MCN series is widely used by automation engineers, OEM manufacturers and panel builders for industrial machinery, pumps, conveyors and process automation systems. Its compact DIN rail mounting format allows efficient installation while supporting dependable long-term operation in demanding industrial environments.

Typical Applications

Industrial motor starters and control panels.
OEM machinery and automation equipment.
Pumps, compressors and HVAC systems.
Conveyor and material handling systems.
Industrial switching and power control applications.
Lighting and heating load switching systems.

Technical Specifications

Coil Voltage Range	380–440 V
Power	7.5 kW
Current	18 A
Voltage	400 V
Phase	Three Phase
Series	MCN Series
Product type	Industrial contactor
Number of poles	4 Pole
Main contacts	4 Normally Open
Rated operational current	18 A AC-3
AC1 current rating	32 A
Motor power rating	7.5 kW
Control coil voltage	400 V AC 50/60 Hz
Maximum operating voltage	690 V AC
Application category	AC-3
Mounting type	DIN rail / panel mounting
Width	approx. 45 mm
Compatible overload relay	IMO MCOR-1 or U12/16E
EAN	5056207447259
HS Code	8536490099
Country of Manufacture	Austria
Poles	4-pole
Device Type	Contactor
Coil Type	AC
Current AC-1	32 A

Frequently Asked Questions

What is the IMO MC18N-S-00-40400AC used for?

This contactor is used for switching and controlling motors and electrical loads in industrial automation and motor control systems.

What current rating does this contactor support?

The MC18N-S-00-40400AC has a rated operational current of 18 A AC-3 and an AC1 rating of 32 A.

What motor size can this contactor control?

This contactor is suitable for motors up to approximately 7.5 kW.

What coil voltage does the contactor use?

The unit uses a 400 V AC control coil suitable for industrial automation systems.

How many contacts does this contactor have?

The contactor features a 4-pole normally open configuration for flexible industrial switching applications.

Trusted by Automation Engineers Worldwide

IMO MCN series contactors are trusted by industrial engineers and panel builders for compact installation, reliable switching performance and dependable motor control in demanding automation environments.

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