Our Products
M1D Frame 150 A (MCS)

Ex9 Series - M Molded Case Switches

NOARK Electric offers a complete range of 2 and 3 pole Molded Case Switches in 6 frame sizes: M1 - 150 A, M2 - 250 A, M3 - 400 A, M4 - 600 A, M5 - 800A, and M6 - 1200A. Each frame size offers a range of interrupting voltage ratings from 240-690 Vac and 250-600 Vdc. The Ex9 Series - M Molded Case Switches are only used for magnetic protection applications mainly as supply circuit protection and emergency-off disconnect switches.The M series conforms to global standards that include UL 489, CSA C22.2 No 5.1 and IEC 60947-2.

The Ex9 Series - M offers

  • Instantaneous trip ability and a new patented arc extinguishing design
  • New patented technology reduces the manual operating force
  • High-quality compact modular with energy saving and environmentally friendly design
  • Installation flexibility: Bus Bar Connection, Lug Line/Load Side Connection, Plug-In and Rear Connection
  • Wide range of accessories: Alarm Switch, Auxiliary Contact, Shunt and Under-Voltage Trip, Interlock, Rotary Handle and Motor Operator


UL 489

Certification File:


Compliant to:

CSA C22.2 No. 5, IEC/EN 60947-2, CE, RoHS

Rated Current

150 A

Number of Poles

2, 3

Breaker Type


Rated Voltage (50/60 Hz)

600 Y / 347 Vac, 600 Vdc