Standard delivery
£8 ex VAT · free over £200UK 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.
imo mc50-k-00400 capacitor switching contactor 33.3kvar, 400vac
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.
£129.46
Why Choose the IMO MC50-K-00400 Capacitor Switching Contactor?
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.
Key Advantages
- Specialised capacitor switching contactor for power factor correction systems.
- 33.3 kVAR capacitor switching capability.
- 400 V AC operating coil suitable for industrial control systems.
- Designed to safely manage high capacitor inrush currents.
- Integrated damping resistors reduce contact wear during switching.
- Reliable performance for industrial reactive power compensation systems.
Key Features
- IMO MC-K series capacitor switching contactor.
- 33.3 kVAR switching capacity.
- 400 V AC 50/60 Hz coil voltage.
- 3-pole power contact configuration.
- Integrated early-make auxiliary contacts.
- Built-in damping resistors for controlled capacitor energisation.
- Designed specifically for capacitor bank switching applications.
- Industrial-grade switching contacts.
- DIN rail and panel mounting capability.
- Suitable for continuous-duty industrial operation.
Reliable Capacitor Bank Switching
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.
Typical Applications
- Automatic power factor correction panels.
- Industrial capacitor bank switching systems.
- Reactive power compensation equipment.
- Manufacturing facility electrical systems.
- Commercial building energy optimisation systems.
- Industrial electrical distribution installations.
Technical Specifications
Tick the specs you need, then view products that match.
| Coil Voltage Range | 380–440 V | |
|---|---|---|
| Device Type | Capacitor Switching Contactor | |
| Voltage | 400 V | |
| Phase | Three Phase | |
| Poles | 3-pole | |
| Coil / Supply Voltage | 400 V AC | |
| Coil Type | AC | |
| Series | MC-K Capacitor Switching Contactors | |
| Product type | Capacitor switching contactor | |
| Capacitor switching rating | 33.3 kVAR | |
| Coil / Supply 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 |
Frequently Asked Questions
What is the IMO MC50-K-00400 used for?
This capacitor switching contactor is used for switching capacitor banks within power factor correction and reactive power compensation systems.
What capacitor switching capacity does this contactor support?
The MC50-K-00400 is rated for approximately 33.3 kVAR capacitor switching applications.
Why are capacitor switching contactors different from standard contactors?
Capacitor switching contactors include early-make auxiliary contacts and damping resistors that help manage high capacitor inrush currents and reduce contact wear during switching.
What coil voltage does this model require?
The contactor operates using a 400 V AC 50/60 Hz coil supply.
Where is this contactor typically installed?
The MC50-K-00400 is commonly installed inside power factor correction panels and industrial electrical distribution systems.
Trusted by Power Factor Correction Specialists
IMO capacitor switching contactors are trusted worldwide for dependable operation in reactive power compensation systems, industrial capacitor banks and energy optimisation installations.
