Call us Toll Free at: 877-206-5021    






Manufacturing a full line of Vacuum Interrupters from 600V through 38kV.











Can Lowering Costs Also Lower Your Profit?


Buying goods at a low price is an obvious way to reduce costs and increase profit. But this is only applicable when you buy

lower cost products that offer high value. Purchasing materials for a lesser price will actually increase your overall expenses

if the quality and reliability aren’t high. Greenstone USA offers the solution by providing vacuum interrupters that are

an exceptional value in both price and quality.


Downtime due to faulty or weak vacuum interrupters interrupters, delays in shipping and overpriced merchandise all work to decrease overall

company profits.


An Exceptional Value In Quality, Delivery and Price


Quality, delivery and price.  These are the three most important factors for most business buying decisions. When you

purchase vacuum interrupters from Greenstone USA, you are assured of receiving exceptional value in:


       Quality Our ISO 9001 certified factory has extensive experience in the production of vacuum interrupters that are

used all over the world. With over 20 years of manufacturing and testing experience, you can expect the highest

quality, reliability and dependability.


       Delivery Our factory begins the custom manufacturing process immediately upon receipt of your specifications.


       Price The best way to define our exceptional pricing is to compare it to others in the industry. Supply us with your

specifications and we’ll gladly provide you with a quote.



Buying Direct Saves You Time and Money


Greenstone USA sells direct to you. We have designed our distribution channel to purposely eliminate distributors and parts

houses.  This allows you to reap two benefits: lower prices and reliable communication with the factory.


When middlemen become involved in the selling process, confusion can become a factor causing production delays, and

product pricing normally increases. We work directly with your company in order to ensure an  effective exchange of ideas

and the lowest possible price.



We Stand Behind Our Products


All our vacuum interrupters are backed by more than 20 years of manufacturing expertise. Call for information on your specific interrupter’s



The Advantages Of Vacuum Interrupters


For over 20 years, vacuum interrupters have served as the power distribution technology that many manufacturers

prefer. Circuit breaker manufacturers, machine manufacturers, the utility industry, electrical enclosure manufacturers and others can

all benefit from the unique design of vacuum interrupters.



A few benefits of vacuum interrupters include:

       Size - Vacuum interrupters are smaller than other interrupters; therefore they require less space.


       Safety - The unique design of vacuum interrupters offers considerable safety advantages over other types.



       Environmentally Friendly Vacuum interrupters are produced from materials that hold no threat to our environment.



All of these features help to support vacuum interrupters as the preference over their oil, gas or air filled counterparts.



These facts make vacuum interrupters perfectly suited for:


motor starters

switchgear equipment

circuit breakers



load break switches





Vacuum interrupters are highly preferred over oil, gas or air filled due to their high performance, long life, dependability and environmental friendliness.