Schneider Electric A9C20843 iCT 3-Pole 40A 220-240V AC Contactor

The Schneider Electric A9C20843 iCT is a 3-pole 40 A AC contactor from the Acti 9 iCT series, designed for reliable switching of motors, lighting, and capacitor loads on 220–240 V AC control circuits. Rated at 40 A and built to IEC standards, the A9C20843 delivers compact DIN rail-mountable performance suitable for distribution boards and industrial panel builds. Certified to EN 61095:2009 and VDE, this contactor meets stringent European electrical safety requirements for low-voltage switching devices.

Technical Specifications

Certifications & Standards

• EN 61095:2009: European standard for electromechanical contactors for household and similar purposes, confirming safe and reliable switching performance.
• VDE: German Association for Electrical, Electronic & Information Technologies certification, verifying conformity with recognised European safety and quality requirements.

Applications & Use Cases

The Schneider Electric A9C20843 iCT 40 A contactor is well suited for a broad range of electrical control applications in commercial and light industrial environments:

• Motor Control: Starting and stopping three-phase motors in HVAC systems, pumps, and fans under AC-3 utilisation category.
• Lighting Control: Switching fluorescent, LED, and high-intensity discharge lighting circuits in commercial buildings and warehouses.
• Capacitor Switching: Power factor correction banks requiring frequent make-and-break operations.
• Distribution Boards: Panel integration alongside Acti 9 MCBs and RCDs for a coordinated, compact switchboard layout.