Generator Service, Sales and Parts



With an unbeatable three-year warranty, the Caterpillar INV2000 is one of

the best inverters on the market. Order TWO INV2000 Caterpillar

inverter generators before 8/31/18 and receive a Caterpillar parallel

cable FREE. ($100 value). 

Be Prepared for the Unexpected

Maintenance Plans

From Annual Inspections to Weekly Inspections, Wes Tech Services will help keep your facility up to NFPA110 and Joint Commission standards on all makes of generators. With our 90 point inspection, you'll be at ease knowing your home or business will not be without power. 24/7 365 Emergency Service by Wes Tech Services. Call or email today to schedule your appointment.


Generator Testing

Controlled power outage tests to resistive load banking, Wes Tech has what you need to get your next testing done as soon as possible. All Makes, All Models, All Sizes. Call today for a quote on your next test or service.

Residential Generators

Have your home ready for the next big storm! From whole home to optional loads, we have the right generator that fits your budget. Already have one installed? Wes Tech will repair and maintain all makes.

Food Trucks & RV's

Wes Tech has trained Cummins Onan Technicians. See what might have been missed on your install.

Generac Warranty

Wes Tech is a certified Generac OPE Sales and Service provider. Have your warranty repairs performed quickly at no charge to you!

Caterpillar Warranty

Wes Tech has recently acquired Caterpillar Home and Outdoor Power and is your only Caterpillar HOP Service and Sales provider in San Antonio! 



Check out WANCO portable Three Phase Generators, Trailer mount or even Inverter Generators!  Order one today!


Wes Tech Services will have a both at the next Helotes Market Days April 7th. Click  below for more info.

BE Power Equipment

BE has many options of outdoor power equipment to choose from. Contact us today for a quote!

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Mission Statement

To provide our customers with exceptional service, quality equipment and temporary power demands 24/7 365 your power is in our hands!

Wes Tech Services LLC.

(210) 872-8245


Monday - Saturday: 8am - 8pm

24/7 365 Emergency Service