Our Vision:
To provide our customers with Quality Rebuilt Power Tubes

Products
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Zonum's Values

Customers
We listen to our customers and improve our products and services to meet their present and future needs.

Accountability
We expect superior performance and are accountable for our actions and results. We have set clear goals and expectations, seek frequent feedback.

Citizenship
We hold ourselves to the highest standards of ethical conduct and environmental responsibility.

Strategies 

We shall achieve our vision by:

• Making Total Quality the Zonum Way of doing business.
• Relentless pursuit of full customer satisfaction.
• Leading the industry in manufacturing excellence.

PO Box 206
Dunnigan, CA 95937
Phone:  530.476.2400
Fax:       530.476.3210