IMO MC50-K-00400 capacitor switching contactor with 33.3kVAR switching capacity and 400V AC coil for industrial power factor correction and capacitor bank switching systems.
£184.94
The IMO MC50-K-00400 is a high-performance capacitor switching contactor engineered for reliable switching of capacitor banks within industrial power factor correction and reactive power compensation systems. Manufactured by IMO Precision Controls, this specialised industrial contactor is designed to handle the high inrush currents generated during capacitor energisation while maintaining dependable long-term operational reliability.
Featuring a 400 V AC 50/60 Hz operating coil and an advanced capacitor switching contact system with early-make auxiliary contacts and integrated damping resistors, the MC50-K-00400 is ideal for automatic power factor correction panels, industrial capacitor banks and energy optimisation systems. Its robust industrial construction and dedicated capacitor switching design help minimise contact wear and improve operational lifespan in demanding electrical environments.
With a rated switching capacity of approximately 33.3 kVAR, this IMO capacitor switching contactor is suitable for industrial reactive power compensation systems used in manufacturing facilities, automation systems, HVAC installations and commercial electrical distribution applications.
Capacitor switching contactors are specifically designed to manage the high transient inrush currents generated when switching capacitor banks within power factor correction systems. The IMO MC-K series incorporates dedicated switching technology including early-make contacts and damping resistors that improve operational reliability and help reduce contact wear during capacitor energisation.
The MC50-K-00400 provides dependable performance for industrial electrical engineers, panel builders and energy management specialists requiring reliable capacitor switching solutions for reactive power compensation and power factor correction applications.
| Voltage | 400 V |
|---|---|
| Phase | Three Phase |
| Series | MC-K Capacitor Switching Contactors |
| Product type | Capacitor switching contactor |
| Capacitor switching rating | 33.3 kVAR |
| Coil voltage | 400 V AC |
| Frequency | 50 / 60 Hz |
| Pole configuration | 3 pole |
| Application | Capacitor bank switching |
| Operating voltage | up to 690 V AC |
| Mounting type | DIN rail / panel mounting |
| Integrated auxiliary contacts | Early-make contact arrangement |
| Integrated resistors | Damping resistors fitted |
| Barcode | 5056207403200 |
| Operating temperature | -40 °C to +60 °C |
| Standards | IEC / EN 60947-4-1, CE, UL, cUL compliant |
| HS Code | 8536490099 |
| Country of Manufacture | Austria |
This capacitor switching contactor is used for switching capacitor banks within power factor correction and reactive power compensation systems.
The MC50-K-00400 is rated for approximately 33.3 kVAR capacitor switching applications.
Capacitor switching contactors include early-make auxiliary contacts and damping resistors that help manage high capacitor inrush currents and reduce contact wear during switching.
The contactor operates using a 400 V AC 50/60 Hz coil supply.
The MC50-K-00400 is commonly installed inside power factor correction panels and industrial electrical distribution systems.
IMO capacitor switching contactors are trusted worldwide for dependable operation in reactive power compensation systems, industrial capacitor banks and energy optimisation installations.
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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...