CHNT CJ40-250 3-Pole AC Contactor – 220V 50Hz, 250A | Brand New

Reliable Heavy-Duty Switching for Industrial & Motor Control Circuits

The CHNT CJ40-250 is a 3-pole AC contactor built for demanding industrial applications, rated for 250A conventional thermal current at up to 690V AC. Designed for frequent motor starting, stopping, and remote circuit switching, it's ideal for use as a standalone switching device or combined with a thermal overload relay to form a complete motor starter setup.

Built to the IEC 60947-4-1 standard, this contactor handles heavy switching cycles reliably, with a long mechanical life rated for millions of operations — making it a solid choice for workshops, industrial control panels, pump and compressor circuits, or any application needing dependable heavy-current AC switching.

Key features:

• Genuine CHNT (Chint) branded contactor — not a generic clone
• 3-pole design for three-phase circuit switching
• 250A conventional thermal current (Ith) rating
• 220V AC coil voltage, 50Hz
• Rated insulation voltage up to 1140V, rated impulse withstand voltage 8kV
• Compatible with thermal overload relays for motor starter configurations
• Brand new, boxed stock

Specifications