Allows only 1 of a pair of double-pole or triple-pole AC circuit breakers to be activated at a time. Guarantees that AC power from 2 sources will not be mixed. Includes 4 mounting screws.
This product ships in 1 business day.
Add to Cart and enter your Postal Code to determine the shipping charges and estimated delivery date.
* Most products and orders leave our warehouse in 1 business day. However, select items may take more processing time. Alaska and Hawaii orders please add 1 additional warehouse processing day.
Standard Shipping Policies