imo mb12-s-10110 mini contactor 3 pole n/o 5.5kw 12a ac3, 1 n/o aux, 110vac

Q: What motor rating does this contactor support?

The MB12-S-10110 supports motor loads up to approximately 5.5 kW AC3 at 400 V AC.

Q: What coil voltage does this contactor require?

This model operates using a 110 V AC operating coil.

Q: Does this unit include auxiliary contacts?

Yes, the contactor includes 1 normally open auxiliary contact for control and signalling functions.

Q: How is this contactor mounted?

The MB12-S-10110 is designed for installation on standard DIN rail systems.

IMO MB12-S-10110 compact mini contactor with 3-pole normally open contacts, 1 NO auxiliary contact, 5.5 kW AC3 motor rating and 110 V AC operating coil for industrial automation and motor control systems.

SKU: MB12-S-10110Alt SKU: MB12S10110MPN: MB12-S-10110

List Price £41.17 ex VAT

Your Price (ex VAT)

£41.17

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Manufacturer Lead Time

£41.17

Why Choose the IMO MB12-S-10110 Mini Contactor?

The IMO MB12-S-10110 is a compact and highly reliable mini contactor designed for industrial motor control, automation systems and machinery applications where dependable switching and space-saving installation are essential. As part of the advanced IMO MB Series, this industrial contactor delivers robust switching performance for OEM machinery, conveyors, pumps and industrial automation equipment.

Featuring a 3-pole normally open main contact configuration, 1 NO auxiliary contact and a 110 V AC operating coil, the MB12-S-10110 is engineered for efficient switching of industrial motors and automation loads. Its compact DIN rail mounted design allows straightforward installation inside modern control panels while maintaining dependable electrical performance and long operational life.

The IMO MB Series is widely trusted by machine builders and industrial automation engineers seeking compact motor control solutions with industrial-grade durability. With a 5.5 kW AC3 motor rating and 12 A AC3 switching capacity, the MB12-S-10110 provides efficient industrial switching performance in demanding automation environments.

Key Advantages

Compact mini contactor for industrial automation systems.
3-pole normally open contact configuration with 1 NO auxiliary contact.
110 V AC operating coil suitable for industrial control circuits.
Reliable motor switching capability up to 5.5 kW AC3.
12 A AC3 switching current for industrial motor loads.
DIN rail mounting for fast installation and maintenance.
Industrial-grade construction for demanding environments.

Key Features

IMO MB Series mini contactor.
3-pole normally open main contacts.
1 NO auxiliary contact.
110 V AC coil voltage.
12 A AC3 switching current.
20 A AC1 current rating.
5.5 kW AC3 motor switching capability.
Compact DIN rail mounted industrial enclosure.

Reliable Motor Control for Industrial Applications

Mini contactors such as the IMO MB12-S-10110 are designed to provide dependable motor control and industrial load switching within compact automation systems. Their reduced footprint allows machine builders and panel manufacturers to maximise available cabinet space while maintaining industrial-grade switching performance and operational reliability.

The MB Series is commonly integrated into industrial machinery, conveyors, pumps and automation systems requiring compact motor switching and auxiliary control functionality. Its robust industrial construction ensures dependable long-term operation in demanding industrial environments.

Typical Applications

Industrial motor control systems.
Machine building and OEM automation equipment.
Industrial conveyors and material handling systems.
Pumps, fans and industrial machinery.
Compact industrial control panels.
Automation and machinery switching applications.

Technical Specifications

Poles	3-pole
Coil Voltage Range	100–130 V
Power	5.5 kW
Current	12 A
Voltage	115 V
Phase	Three Phase
Series	MB Series
Product type	Mini contactor
Main contact configuration	3NO
Auxiliary contacts	1 NO auxiliary contact
Motor rating (AC3)	5.5 kW at 400 V AC
AC3 current rating	12 A
AC1 current rating	20 A
Control coil voltage	110-115 V AC 50 Hz / 120-125 V AC 60 Hz
Rated insulation voltage	690 V
Mounting type	DIN rail mounting
Terminal type	Screw terminals
Mechanical life	approx. 5 million operations
Protection standard	IEC 60947-4-1 compliant
Operating temperature	-40°C to +60°C
Width	approx. 45 mm
Weight	approx. 0.1 kg
HS Code	8536490099
Country of Manufacture	Austria
Device Type	Mini contactor
Auxiliary Contacts	1NO
Coil Type	AC
Current AC-1	20 A

Frequently Asked Questions

What is the IMO MB12-S-10110 used for?

This mini contactor is used for industrial motor control, automation systems and machinery switching applications.

What motor rating does this contactor support?

The MB12-S-10110 supports motor loads up to approximately 5.5 kW AC3 at 400 V AC.

What coil voltage does this contactor require?

This model operates using a 110 V AC operating coil.

Does this unit include auxiliary contacts?

Yes, the contactor includes 1 normally open auxiliary contact for control and signalling functions.

How is this contactor mounted?

The MB12-S-10110 is designed for installation on standard DIN rail systems.

Trusted by Industrial Automation Engineers Worldwide

IMO MB Series mini contactors are trusted by industrial engineers and machine builders for compact installation, reliable switching performance and dependable operation in demanding automation environments.

Poles	3-pole
Coil Voltage Range	100–130 V
Power	5.5 kW
Current	12 A
Voltage	115 V
Phase	Three Phase
Series	MB Series
Product type	Mini contactor
Main contact configuration	3NO
Auxiliary contacts	1 NO auxiliary contact
Motor rating (AC3)	5.5 kW at 400 V AC
AC3 current rating	12 A
AC1 current rating	20 A
Control coil voltage	110-115 V AC 50 Hz / 120-125 V AC 60 Hz
Rated insulation voltage	690 V
Mounting type	DIN rail mounting
Terminal type	Screw terminals
Mechanical life	approx. 5 million operations
Protection standard	IEC 60947-4-1 compliant
Operating temperature	-40°C to +60°C
Width	approx. 45 mm
Weight	approx. 0.1 kg
HS Code	8536490099
Country of Manufacture	Austria
Device Type	Mini contactor
Auxiliary Contacts	1NO
Coil Type	AC
Current AC-1	20 A

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.

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Please contact us for a delivery time before you order

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£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.

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Mon–Fri, 8am–5pm

Order and pay online, then collect from our showroom.

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Northern Ireland, ROI & export

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Delivery is calculated at checkout based on your destination.

Orders with mixed availability

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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.

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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

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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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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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