Welcome to VisBis

VisBis is  the subsidiary of Luminatek company in the business of helping other companies develop products. Our engineers have many years of experience in a wide variety of fields. We now concentrate on helping other companies engineer their power needs--batteries, power supplies, inverters and D.C. to D.C. converters.

We not only engineer products, but we also manufacture products both in Utah and in China. This helps our customers and keeps us in lasting, long term relationships with both our customers and our factories.  We are truing to be cost effective and sell our products to smallest mark up. Very often we modify our existing products to your needs. For our buyers from North America, please go to Powerstream website.


News/Info

Li-po, Li-ion Battery Capacity needed for given Load Currents, approximation calculator

Li-po, Li-ion Battery Capacity needed for given Load Currents, approximation calculator

This is a simplified battery capacity calculator to estimate the needed battery capacity if you have known load currents. You need to know: a. Time needed to run your loads in hours b. Load currents in A.
Custom sized battery

Custom sized battery

We do make custom sized batteries.What do you need to know before you send us an email?
Solar Power and Angles of Panel

Solar Power and Angles of Panel

After many years of usage and research around this subject, I came to a few simple conclusions.1. It is the best to simplify your solar energy system. This conclusion is also concern the solar tracking devises.

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