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GREENSTONE USA  is fast becoming the leader in the manufacturing of vacuum tubes , vacuum capacitor, vacuum interrupters, vacuum relays and medium voltage vacuum contactors. Our research and development program has allowed us to stay one step ahead of the competition by manufacturing quality vacuum tubes, vacuum capacitors, vacuum interrupters, vacuum relays and medium voltage vacuum contactors that are beyond compare for the last 25 years.

 

GREENSTONE USA's extensive inventory assures you that we will have the part you are looking for when you need them. This allows us to guarantee same day shipping on all orders placed by 5:00 p.m. Eastern time, which in turn guarantees next day delivery of your order & we also guarantee the lowest prices on all our vacuum tubes, vacuum capacitors, vacuum interrupters, vacuum relays and medium voltage vacuum contactors.

 

In the event you do have special needs, GREENSTONE USA can custom manufacture vacuum tubes, vacuum capacitors, vacuum interrupters, vacuum relays and medium voltage vacuum contactors that will fit your own application and specifications.

 

 

 

 

 

 

 

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GREENSTONE USA  
Copyright 2001 GREENSTONE USA All rights reserved.
Revised: May 28, 2014

 

 

 

 
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