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imo mc74-k-00400 capacitor switching contactor 75kvar, 400vac

MPN: MC74-K-00400

Alt. SKU: MC74K00400

Special Price £253.70 £211.42 Regular Price £364.49

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imo mc74-k-00400 capacitor switching contactor 75kvar, 400vac is available to buy in increments of 1
Free delivery on orders over £200

Why Choose the IMO MC74-K-00400 Capacitor Switching Contactor?

The IMO MC74-K-00400 is a high-performance capacitor switching contactor designed for reliable operation in power factor correction systems. Rated for 75 kVAr at 400 V AC, this contactor ensures smooth switching of capacitors while minimising inrush currents. It is engineered with pre-charge resistors and damping components, making it ideal for industrial applications where efficiency, durability, and electrical stability are critical. Trusted by electrical engineers and installers, the MC74-K-00400 delivers dependable performance in demanding environments.

Key Features

  • Specifically designed for capacitor switching in power factor correction systems.
  • Rated for 75 kVAr at 400 V AC.
  • Built-in pre-charge resistors reduce inrush currents to protect components.
  • Durable construction for long service life in heavy-duty environments.
  • Compact design for easy integration into control panels.
  • Reliable arc suppression for safe operation.
  • Meets IEC standards for capacitor switching contactors.

Technical Specifications

  • Manufacturer: IMO Precision Controls
  • Part Number: MC74-K-00400
  • Type: Capacitor Switching Contactor
  • Rated Power: 75 kVAr
  • Rated Voltage: 400 V AC
  • Poles: 3
  • Auxiliary Contacts: Integrated options (varies by configuration)
  • Standards: IEC 60947-4-1 / IEC 60831 compliance
  • Applications: Power factor correction, capacitor banks

Frequently Asked Questions

Applications

  • Power factor correction systems in industrial facilities.
  • Switching and protection of capacitor banks.
  • Energy efficiency upgrades in manufacturing plants.
  • Commercial buildings requiring voltage stability and reduced harmonics.

Customer Reviews

Overall rating: 5 Star Product

"We have installed the IMO MC74-K-00400 in multiple capacitor banks and it has been extremely reliable. Smooth switching, solid build quality, and easy integration into our panels." - Peter J., Electrical Engineer – 5 Star Product
"Excellent product for power factor correction. The pre-charge resistors really help extend capacitor life, and installation was straightforward. Highly recommended." - Laura S., Panel Builder – 5 Star Product
It is used to switch capacitors in power factor correction systems, improving power quality and reducing energy costs by minimising reactive power.
The MC74-K-00400 is rated to switch capacitors up to 75 kVAr at 400 V AC, making it suitable for medium to large power factor correction banks.
The contactor is fitted with pre-charge resistors and damping elements that limit inrush currents when capacitors are energised, protecting both the contactor and the capacitors.
Yes, it is designed for universal use in power factor correction systems and can be easily integrated into new or existing capacitor banks with appropriate ratings.
The contactor complies with IEC 60947-4-1 and IEC 60831 standards for capacitor switching and safety.
More Information
Manufacturer Part Number MC74-K-00400
Manufacturer IMO
Alternative Product SKU MC74K00400
Packed Quantity 1
Voltage 400VAC
Barcode 5056207432033
Product Lead Time Please contact us for a delivery time
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