Solar Panels In San Marcos TX


map of San Marcos TX

Our solar installations are second to none! We guarantee a licensed Master Electrician and NABCEP Certified solar professional will lead the solar design and solar installation.

HESOLAR is owned and operated by a local, family company. Owners Eric and Derrick Hoffman are second generation Master Electricians and proud graduates of Texas State University in San Marcos, TX.

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San Marcos Solar

Resources for San Marcos residents interested in Solar:

Electric Utilities


map of the san marcos utility service areaSan Marcos Electric Utility (SMEU)

San Marcos Electric Utility (SMEU) provides electricity to the city of San Marcos. Learn more about SMEU’s service area, solar interconnection, and solar rebate!

Learn More: SMEU – Solar



map of the PEC service areaPedernales Electric Cooperative (PEC)

PEC serves the majority of the Central Texas Hill Country and this includes the area surrounding San Marcos city limits. Learn more about PEC’s service area, and solar interconnection guidelines.

Learn More: PEC – Solar


Company Page

Learn more about the HESOLAR Team, read Customer Testimonials, and learn why HESOLAR is able to install the highest quality solar power systems available.Our highly trained staff makes us the clear choice for owners that care about quality.


Stay plugged in on solar, energy storage, and electric vehicle information with our blog. This section highlights industry news and project overviews for various HESOLAR jobs.

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HESOLAR - Projects

in San Marcos, TX

Old Settler’s Solar: This is one of many solar installations HESOLAR has completed in the San Marcos Blanco Vista neighborhood.
Solar Panels installed on a house in the San Marcos Blanco Vista neighborhood.

Electric Utility: PEC

Solar Capacity: 8,250 Watts

Solar Panels Type: 25 x Panasonic HIT 330 Watt Solar panels.

Solar Inverter(s): SolarEdge Inverter w/ SolarEdge P400 DC Optimizers

University View Solar Installation: This installation had a great view of all of San Marcos including Texas State University.
A solar array on a residential roof with Texas State University in the background

Electric Utility: San Marcos Electric Utility (SMEU)

Solar Capacity: 9,900 Watts

Solar Panels Type: 30 x Panasonic HIT 330 Watt Solar panels.

Solar Inverter(s): SolarEdge 10000 w/ SolarEdge P400 DC Optimizers

The SunPower to SolarEdge Conversion: The Black on Black SunPower AC panels we installed for this San Marcos TX homeowner look great! However, the SunPower micro inverters kept needing to be replace so we replaced them with SolarEdge.
Black on Black SunPower 250W AC panels that were changed to SolarEdge

Electric Utility: San Marcos Electric Utility (SMEU)

Solar Capacity: 5,500 Watts

Solar Panels Type: 22 x SunPower 250W AC Panels.

Solar Inverter(s): SunPower AC Panels (built-in micro inveter). Later Replaced to SolarEdge 5000 w/ SolarEdge DC Optimizers