imo hc40-0424 modular heating contactor 40a 4 pole nc, 24vac coil

Why Choose the IMO HC40-0424 Modular Heating Contactor?

The IMO HC40-0424 is a compact and highly reliable modular heating contactor designed for switching lighting, heating, ventilation and motor loads in commercial, industrial and residential installations. Manufactured by IMO Precision Controls, this DIN rail mounted contactor provides dependable electrical switching performance with exceptionally low operating noise and compact installation dimensions.

Part of the proven IMO HC modular contactor series, the HC40-0424 features a 40A AC1 current rating with a 4 pole normally closed configuration. The unit is fitted with a 24V AC coil, making it ideal for building automation systems, heating control panels and industrial switching applications requiring fail-safe normally closed operation.

Its compact DIN rail housing allows straightforward installation within consumer units, distribution boards and control panels. The robust electromechanical design ensures dependable long-term performance whilst maintaining quiet operation in occupied buildings and commercial facilities.

Key Advantages

• Compact DIN rail modular contactor for electrical installations.
• 40A AC1 operational rating for heating and lighting loads.
• 4 pole normally closed configuration for fail-safe applications.
• 24V AC coil compatible with low voltage control systems.
• Ultra-low operating noise suitable for commercial and residential buildings.
• Reliable switching performance for automation and building services.

Key Features

• IMO HC modular contactor series.
• 40A AC1 rated current.
• 4 pole normally closed contacts.
• 24V AC 50/60Hz coil operation.
• Compact DIN rail mounted housing.
• Suitable for lighting, heating and motor control applications.
• Low switching noise below 4dB.
• Designed for commercial and industrial control panels.

Technical Specifications

• Manufacturer: IMO Precision Controls
• Series: HC Modular Contactors
• Model: HC40-0424
• Product type: Modular heating contactor
• Rated operational current: 40A AC1
• Contact configuration: 4NC
• Number of poles: 4 pole
• Coil voltage: 24V AC
• Rated insulation voltage: 440V AC
• Frequency: 50 / 60Hz
• Mounting type: DIN rail or panel mounting
• Cable size: 2.5 - 25mm² solid, 2.5 - 16mm² flexible
• Short circuit protection: 3kA
• Noise level: below 4dB
• Operating temperature: -40°C to +40°C
• Dimensions (H × W × D): approx. 85 × 54.6 × 65 mm
• Weight: approx. 0.36kg
• Approvals: CE, UL, cUL, UKCA

Reliable Switching for Heating and Automation Systems

Modular contactors such as the IMO HC40-0424 are designed for efficient and reliable switching of electrical loads within commercial and industrial installations. Their compact DIN rail format enables easy integration into control panels, distribution boards and building management systems whilst maintaining dependable long-term switching performance.

The HC series is widely used for electric heating systems, HVAC equipment, automation systems and lighting control applications where dependable switching, compact dimensions and quiet operation are essential for modern electrical installations. The normally closed configuration makes this model particularly suitable for fail-safe systems and emergency control applications.

Typical Applications

• Electric heating systems.
• Commercial lighting control systems.
• HVAC and ventilation equipment.
• Building management systems.
• Industrial automation panels.
• Fail-safe motor and load switching applications.

Trusted by Electrical Contractors Worldwide

IMO HC modular contactors are trusted across commercial and industrial electrical installations for dependable switching performance, compact DIN rail installation and reliable long-term operation.