Hubbell Industrial Controls, Inc. 

4301 Cheyenne Drive, Archdale, NC  27263 

Phone (336) 434-2800  •  Fax (336) 434-2803 

LX-440 Non-Automatic Transfer Switch

1000 Amp LX-450


Hubbell LX-450, LX-440 transfer switches provide dependable transfer of power between preferred and emergency power sources. The compact modular design is suitable for emergency and standby system applications and is available in 100 through 1250 amps in 2, 3, and 4 pole configurations. The LX-440 transfer switches are UL 1008 listed to 480VAC and greatly exceed the UL requirements for withstand and closing.

The LX-440 transfer switches have the highest short-circuit withstand ratings in the industry:

  • 100 Amps rated at 42k Amps when used with circuit breakers
  • 200 Amps rated at 50k Amps when used with circuit breakers
  • 260-600 Amps rated at 65k Amps when used with circuit breakers
  • 800-1250 Amps rated at 85k Amps when used with circuit breakers

The LX-450 and LX-440 transfer switches are double throw, mechanically interlocked, electrically operated. As the Hubbell name implies, these switches were designed, constructed and tested for heavy-duty applications to assure dependable operation.

Drawings and Publications

Volts HP Range Dimensions Schematic Field
100 45AE0011 44AS0011 45AG0011 Pub. 201



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