LA-4000 ~ Allis Chalmers LA-4000 Air Circuit Breaker



Allis Chalmers LA-4000 Air Circuit Breaker
Type: LA-4000
Electrically Operated
Draw Out
Voltage Class 600V
Frame Size 4000 Amps
Interrupting Class 85000 Amps
Utility Relay AC-Pro Trip Unit
Breaker Trip Actuator
Model: A-100B
CT Rating: 2000-4000A

AC-PRO Bell Alarm

2 Type Q-II Auxilliary Switch

Ametek/ Lamb Electric
Model: 115842
125 VDC/115 Vac

Each LA-4000 will be cleaned, tested with report and backed by our 1 year warranty.

Meggered, Ductored and tested on high current Primary Injection test set.

We can also provide this breaker reconditioned. Please contact for pricing.

Item must ship via freight.

Call 800-909-3660 or email with questions.

After hours emergency hotline 216-402-0507 or 216-570-2725


LA-4000 ~ Allis Chalmers LA-4000 Air Circuit Breaker

NASG13393   Location: 687F, A

North American Switchgear, Inc. is an industry leader in the sale of new, used and out-of-production industrial circuit breakers, switchgear and associated parts.  Our Cleveland, OH facility spans over 300,000 square feet and houses over 13,000 low and medium voltage circuit breakers from all major manufacturers.  Aside from the sale of circuit breakers, switchgear and replacement parts, NAS also offers equipment recondition and repair services.  For more information please visit our website at, call 800-909-3660 or email



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