Service area likelihood
Most likelyBased on your city and this installer's reviewed city coverage.
Financing options2 coverage areas
Installer profile
Off Grid Solar Consulting
San Marcos, CA
At a glance
Service area likelihood
Ask installer
This installer appears nearby, but reviewed sources do not clearly confirm coverage for your area.
Home battery backup
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Ask whether battery backup is part of their current residential work.
Whole-home backup
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Ask whether the quote covers whole-home backup or a critical-loads panel.
Financing
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Ask whether financing is available for the battery system and installation.
Residential service
Confirmed
Confirmed from saved installer sources.
Battery brands
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Ask which battery brands they install, service, and recommend for your backup goal.
Coverage areas
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Ask whether they serve homes in or near San Marcos.
Battery-only retrofit
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Ask whether they can add storage to an existing solar system.
Solar plus storage
Ask installer
Ask whether they design solar and storage together for backup power.
Good fit if...
- Your project is for a residential property.
Questions to ask this installer
- ?Will this design back up my whole home or only selected critical loads?
- ?Which battery brands do you install and service, and why do you recommend them for my home?
- ?Can you add storage to my existing solar system, or does the inverter need to change?
- ?How will you size battery capacity, inverter output, and backup circuits for outage needs?
- ?Who handles permits, utility interconnection, and inspection scheduling?
- ?What warranty covers the battery, inverter, workmanship, and post-install support?
- ?Will any work be subcontracted, and who is responsible for service after installation?
- ?What license number should I check with CSLB before signing a contract?
How to compare this quote
- Compare quotes using the same backup scope, not just the battery brand or headline price.
- Ask each installer to explain site assessment assumptions, protected loads, capacity, and estimated runtime.
- Confirm whether solar can recharge the battery during an outage and what equipment is required.
- Review financing, incentives, warranties, maintenance, and utility interconnection responsibilities.
- Check contractor licensing and make sure the written proposal names the equipment and work covered.
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These listings share a city, battery brand, or coverage area with this installer.