nch8-25-40-230v chint modular contactor 25a 4 pole 4 no 230vac

Why Choose the CHINT NCH8-25-40-230V Modular Contactor?

The CHINT NCH8-25-40-230V is a compact and energy-efficient four-pole modular contactor designed for silent switching and reliable control of electrical loads in residential, commercial and light industrial installations. As part of the dependable CHINT NCH8 modular contactor series, this device provides efficient remote switching for lighting, heating, ventilation and automation systems where compact DIN rail installation and quiet operation are essential.

Engineered for modern distribution boards and modular control panels, the NCH8 series combines compact dimensions with dependable switching performance and low power consumption. Its modular DIN rail housing allows rapid installation inside consumer units and electrical enclosures, making it ideal for building automation and energy management systems.

With a rated operational current of 25 A, a 230 V AC control coil, and a 4 NO contact configuration, the NCH8-25-40-230V is ideal for controlling lighting circuits, electric heating systems, ventilation equipment and timed electrical loads. The contactor is optimised for long operational life, silent switching performance and efficient load control in modern electrical installations.

Key Advantages

• Compact modular contactor for DIN rail installations.
• 25 A operational current rating for commercial and residential loads.
• 4 normally open contacts for multi-circuit switching applications.
• 230 V AC control voltage for standard control systems.
• Designed for silent and energy-efficient operation.
• Reliable long-life switching performance for automation systems.

Key Features

• CHINT NCH8 modular contactor series.
• 25 A rated operational current.
• 4 NO contact configuration.
• 230 V AC control coil voltage.
• DIN rail mounted modular construction.
• Low noise switching operation.
• Suitable for AC load switching applications.
• Compact enclosure for distribution boards and control panels.

Technical Specifications

• Manufacturer: CHINT
• Series: NCH8 Modular Contactors
• Model: NCH8-25-40-230V
• Product type: Modular contactor
• Rated operational current: 25 A
• Main contact configuration: 4 NO
• Control coil voltage: 230 V AC
• Rated operational voltage: 230 / 400 V AC
• Rated insulation voltage: 500 V
• Utilisation categories: AC-1, AC-7a, AC-7b, AC-3
• Frequency: 50 / 60 Hz
• Mounting type: 35 mm DIN rail or screw mounting
• Protection rating: IP20
• Mechanical life: Approx. 3 million operations
• Electrical life: Approx. 100,000 operations
• Dimensions: Approx. 36 × 85 × 66.5 mm
• Standards: IEC/EN 61095, IEC/EN 60947-4-1

Reliable Modular Switching for Building Automation

Modular contactors such as the CHINT NCH8 series are designed for efficient switching of electrical loads in modern buildings and automation systems. They allow remote control of lighting, electric heating and timed loads while reducing manual switching requirements and improving energy management efficiency.

The compact DIN rail construction allows the NCH8 range to be installed easily within consumer units and electrical distribution boards. Their low-noise operation makes them especially suitable for residential and commercial environments where silent switching performance is preferred.

Typical Applications

• Lighting circuit control.
• Electric heating systems.
• Building automation and energy management systems.
• Ventilation and HVAC equipment.
• Timed switching applications.
• Commercial and residential distribution boards.

Trusted by Electrical Contractors and Panel Builders

CHINT NCH8 modular contactors are widely used in electrical distribution and automation systems where compact installation, silent operation and dependable switching performance are essential.