Whole House & Commercial Generator Products
Texas’ Largest Dedicated Generator Team with 20+ Years of Experience
Texas’ largest dedicated generator team with over 20,000 installations. Everything in house from sales to service with our certified experts.
Why Choose Grasten Generators for Your Generator Product Needs?
100% Generator Focus
Generators are not a side product at Grasten—they are our entire business. Our complete focus means unmatched expertise.
20+ Years of Experience
Over 20,000 installations across Texas with trusted expertise and proven reliability since our founding.
In-House Expert Team
Everything done in house by our own certified team. No subcontractors. No handoffs. Just expert service.
Authorized Generator Brands We Install & Service
We partner with the industry’s most respected manufacturers to provide you with reliable, high-quality backup power solutions.
Unsure Where to Start? Get Expert Guidance.
Accurate generator sizing and placement are critical to ensuring your system performs optimally and meets local code requirements. Our free, no-obligation consultations include a thorough assessment of your power needs, site evaluation, and personalized recommendations.
Free Virtual & In-Home Consultations Available
Our expert team will help you select the perfect generator size and configuration for your specific needs—completely free with no obligation to purchase.
Recognized for Outstanding Generator Service
Affordable Financing & Incentives
Don’t let budget concerns hold you back from protecting your home or business. We offer flexible financing options to make backup power affordable.
Low Monthly Payments Available
0% Interest Financing Options
Free 10 Year Parts and Labor Warranty
Extended Warranty Programs
Essential Generator Accessories and Parts
Enhance your generator’s performance and longevity with our complete line of accessories, from remote monitoring systems like Generac Mobile Link to cold weather kits and surge protectors.
Popular Accessories
Generac Mobile Link Remote Monitoring
Cold Weather Kits
Whole-House Surge Protectors
Maintenance Kits & Parts
Load Management Modules
Call Today to Schedule Your Free Estimate
Don’t wait for the next power outage. Get expert guidance and a personalized quote for the perfect backup power solution for your home or business.