imo mc550-s-22230 contactor 3 pole 300kw 550a ac3, 230vac
IMO MC550-S-22230 industrial power contactor with 550A AC3 operational current, 230V AC coil and 2 NO + 2 NC auxiliary contacts for heavy-duty industrial motor control and automation systems.
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The IMO MC550-S-22230 is a heavy-duty industrial power contactor designed for reliable switching of high-current motors and industrial electrical loads within demanding automation and power control systems. Manufactured by IMO Precision Controls, this robust contactor is engineered for long operational life, dependable switching performance and efficient integration into industrial motor control applications.
Featuring a 230 V AC operating coil and a versatile 2 NO + 2 NC auxiliary contact configuration, the MC550-S-22230 is suitable for high-power industrial machinery, motor control centres, compressors, pumps and manufacturing equipment. Its industrial-grade construction enables reliable performance under continuous operational loads and demanding switching conditions.
With a substantial 550 A AC3 operational current rating, this IMO power contactor is ideal for controlling large industrial motors and high-capacity electrical systems while maintaining safe and efficient power switching across industrial installations.
Key Advantages
Heavy-duty industrial power contactor for high-current switching.
550 A AC3 operational current rating for demanding industrial applications.
230 V AC operating coil suitable for industrial control systems.
2 NO + 2 NC auxiliary contacts for flexible automation integration.
Designed for industrial motor control and power distribution systems.
Robust industrial construction for long operational reliability.
Key Features
IMO MC series industrial power contactor.
550 A AC3 rated operational current.
230 V AC coil voltage.
2 NO + 2 NC auxiliary contact arrangement.
Suitable for high-power motor switching applications.
Heavy-duty industrial switching contacts.
High electrical and mechanical endurance.
Industrial panel mounting design.
Reliable switching performance in demanding environments.
Designed for automation and industrial power control systems.
Technical Specifications
Manufacturer: IMO Precision Controls
Series: MC Contactors
Model: MC550-S-22230
Product type: Industrial power contactor
Rated operational current (AC3): 550 A
Auxiliary contacts: 2 NO + 2 NC
Coil voltage: 230 V AC
Frequency: 50 / 60 Hz
Application category: AC3 motor switching
Mounting type: Panel mounting
Terminal type: Heavy-duty power terminals with auxiliary control terminals
Typical applications: High-power motors, compressors, pumps and industrial automation systems
Reliable Heavy-Duty Motor Switching
Industrial power contactors are essential components for controlling large motors and high-capacity electrical systems within industrial environments. The IMO MC550-S-22230 is engineered to deliver safe and reliable switching performance while supporting demanding operational requirements in manufacturing and automation systems.
Its robust construction and industrial-grade switching contacts make this contactor suitable for continuous operation in motor control centres, power distribution systems and heavy-duty industrial machinery installations where dependable electrical switching is critical.
Typical Applications
High-power industrial motor control.
Motor control centres and switchgear systems.
Industrial compressors and pump systems.
Manufacturing and process automation equipment.
HVAC and industrial ventilation systems.
Heavy-duty OEM machinery applications.
Technical Specifications
Power
300 kW
Current
550 A
Voltage
230 V
Phase
Three Phase
Series
MC Contactors
Product type
Industrial power contactor
Rated operational current (AC3)
550 A
Auxiliary contacts
2 NO + 2 NC
Coil voltage
230 V AC
Frequency
50 / 60 Hz
Application category
AC3 motor switching
Mounting type
Panel mounting
Terminal type
Heavy-duty power terminals with auxiliary control terminals
Mechanical endurance
Industrial heavy-duty design
Operating temperature
-25 °C to +60 °C
Standards
CE, UL, cUL
Typical applications
High-power motors, compressors, pumps and industrial automation systems
HS Code
8536490099
Country of Manufacture
Austria
Frequently Asked Questions
What is the IMO MC550-S-22230 used for?
This industrial power contactor is used for switching high-current motors and industrial electrical loads within automation and power control systems.
What is the operational current rating of this contactor?
The MC550-S-22230 is rated for 550 A AC3 motor switching applications.
What coil voltage does this model require?
This contactor operates using a 230 V AC coil supply.
What auxiliary contacts are included?
The MC550-S-22230 includes 2 normally open and 2 normally closed auxiliary contacts.
Where is this contactor typically installed?
This contactor is commonly installed within industrial electrical panels, motor control centres and heavy-duty automation systems.
Trusted by Industrial Power Engineers
IMO industrial power contactors are widely trusted across manufacturing, automation and heavy-duty motor control applications for dependable switching performance and long-term operational reliability.
Power
300 kW
Current
550 A
Voltage
230 V
Phase
Three Phase
Series
MC Contactors
Product type
Industrial power contactor
Rated operational current (AC3)
550 A
Auxiliary contacts
2 NO + 2 NC
Coil voltage
230 V AC
Frequency
50 / 60 Hz
Application category
AC3 motor switching
Mounting type
Panel mounting
Terminal type
Heavy-duty power terminals with auxiliary control terminals
Mechanical endurance
Industrial heavy-duty design
Operating temperature
-25 °C to +60 °C
Standards
CE, UL, cUL
Typical applications
High-power motors, compressors, pumps and industrial automation systems
HS Code
8536490099
Country of Manufacture
Austria
No documents available for this product.
Delivery
We offer fast UK delivery on all stocked items. Orders placed before 3pm Monday to Friday are eligible for next-day delivery.
Standard delivery: 2–3 working days
Next-day delivery: available on in-stock items when ordered before 3pm
Express options available — contact us for details
Returns
If you need to return an item, please contact our sales team within 30 days of receipt. Items must be returned unused in their original packaging.
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
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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.
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...
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...