SUPERTECH
Electric
EDWARD L. HERNANDEZ & RAUL L. HERNANDEZ · OWNERS
Family-owned electrical and HVAC service in Del Rio. Three generations of electricians, led by licensed Texas Master Electricians.
Schedule a Service
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Texas Master Electricians · Fully insured & bonded
Three Generations · Locally Rooted
A Del Rio family business — grandfather, father, and son.
From Raul L. Hernandez to his son Edward L. Hernandez — both licensed Texas Master Electricians — and now into the next generation, the Hernandez family has served Del Rio for over 35 years. When you hire SuperTech, you reach a working owner directly — never a call center — and we stand behind every project with our family name.
What We Do
All electrical applications plus full heating and air service.
Electrical
- Residential wiring & repairs
- Commercial installations
- Industrial electrical work
- Panel upgrades & troubleshooting
Heating & Air
- Heating & cooling repairs
- Full system installation & replacement
- Routine maintenance & inspections
- Diagnostics & troubleshooting