WEG CWM_N NEMA Rated Contactors


The WEG CWM_N series delivers robust, NEMA rated contactors built for industrial applications. Compact, reliable, and designed with advanced arc quenching, these contactors meet or exceed NEMA standards while simplifying product selection and reducing inventory with common accessories.

Key Points

  • Meets or exceeds NEMA ICS 2-2000 standards for contactors and overload relays
  • Compact footprint for panel space optimization
  • Adjustable thermal overload protection available (no external heaters required)
  • Accessories include auxiliary contacts, surge suppressors, and mechanical interlocks
  • Available in sizes 00 through 5, rated up to 300A or 200 HP @ 460V
  • Arc quenching technology reduces excess heat and extends service life
  • Common accessories across models minimize inventory complexity
  • Suitable for full- or reduced-voltage motor starting in demanding industrial duty