The 1.27.4AC2 MKP 5 µF 420–470 V capacitor is a metallized polypropylene film (MKP) AC start capacitor designed specifically for motor starting and surge applications in AC circuits. This non-polarized film capacitor delivers reliable performance and long life in demanding environments.

Key Features & Benefits

• Capacitance: 5 µF

• Rated AC Voltage: 420–470 V

• Construction: Metallized Polypropylene Film (MKP)

• Low loss, low dissipation factor, high insulation resistance

• Excellent pulse / surge handling performance

• Self-healing dielectric to extend operational life

• Suitable for intermittent or start duty in motor circuits

• Compact and robust build for industrial use

Typical Applications

• Motor start circuits (e.g. compressors, pumps, fans)

• HVAC and refrigeration systems

• AC drive start assist

• Automation and control panels

• General purpose power and surge capacitor use

Notes & Tips

• Confirm the allowed inrush current or surge rating with datasheet before heavy use

• Ensure proper voltage derating in hotter environments

• Use in circuits matching AC frequency and phase conditions

• Always respect safety ratings when replacing in control systems

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