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The WAC4P40 is a high-quality 4 Pole 40 A modular contactor designed for dependable, silent switching across lighting systems, HVAC controls, EV chargers and industrial automation circuits. It mounts directly to a 35 mm DIN rail and fits seamlessly within modular enclosures and consumer units.

Suitable for both single- and three-phase use, the WAC4P40 offers long mechanical life and noise-free operation. It is fully tested to BS EN 61095 and BS EN 60947-4-1, ensuring safe and efficient performance under the 18th Edition Wiring Regulations (BS 7671).

Installer Tip: Select the 40 A model for three-phase distribution panels or large lighting banks requiring neutral disconnection. For critical HVAC and EV systems, pair with a dedicated RCBO to ensure simultaneous fault and isolation protection.

  • Silent-coil design – ideal for residential and commercial applications
  • 4-pole configuration for multi-phase or neutral-isolating systems
  • DIN-rail mount for fast installation in boards and enclosures
  • Rated for AC-7a (resistive) and AC-1 (inductive) loads
  • Complies with BS EN 61095 and BS EN 60947-4-1

Available Variants (4 Pole Range):

 

Part Code Description Rated Current (A)
WAC4P32 4 Pole Modular Contactor 32 A
WAC4P40 4 Pole Modular Contactor 40 A
WAC4P63 4 Pole Modular Contactor 63 A
WAC4P100 4 Pole Modular Contactor 100 A

Need single-phase control? Explore our 2 Pole Modular Contactor range or Rotary Isolators for main switch options.

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