Home Battery Backup & Storage
Stop worrying about power outages. Install a modern battery backup system that powers your home, reduces energy costs, and gives you energy independence. The evolution of backup power.
- Licensed & Certified
Certified installers for Tesla Powerwall, Enphase IQ Battery, and Generac PWRcell systems
- Expert Installation
Seamless integration with your home's electrical system and existing solar or generator setup
- 5-Star Rated
Trusted by Snohomish County homeowners for battery backup and energy storage solutions
Grid Reliability Isn't Guaranteed Anymore
Weather, aging infrastructure, and growing demand mean power outages are becoming more frequent. Traditional generators are loud, polluting, and expensive to maintain. Modern battery backup offers a cleaner, quieter alternative that also reduces your energy bills.
- Frequent outages in Snohomish County — storms, downed lines, and grid stress mean you're vulnerable. A generator helps, but it's not enough.
- Rising energy costs drain your budget — electricity rates climb every year. Battery storage lets you use cheaper off-peak power and avoid peak-rate charges.
- Generators are loud, polluting, and high-maintenance — fuel storage, engine upkeep, and noise make them a last resort, not a daily solution.
- A battery system does it all — silent backup power, lower energy bills, zero emissions, and works perfectly with solar or generators as a hybrid system.
Benefits of Home Energy Storage
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Outage Protection
Keep essential systems running during grid outages — lights, refrigerator, medical equipment, and more. Sleep soundly knowing your home stays powered.
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Lower Energy Bills
Use battery storage to charge during off-peak hours when rates are lowest, then power your home during expensive peak times. Save thousands annually.
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Clean Energy Independence
Pair with solar panels for true energy independence. Generate your own power, store it, and reduce reliance on the grid entirely.
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Increase Home Value
Buyers increasingly want energy storage. A modern battery system is a powerful selling point that justifies premium pricing at resale.
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Complements Solar Perfectly
Battery storage unlocks the full potential of solar panels. Maximize your solar investment by storing excess power for use at night or during cloudy days.
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Next-Gen Reliability
Modern systems like Tesla Powerwall and Enphase offer advanced monitoring, automatic failover, and decades of warranty coverage for peace of mind.
Our Process
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Energy Audit & System Design
We assess your home's power needs, evaluate solar potential, and recommend the right battery capacity and type. We compare Tesla Powerwall, Enphase IQ Battery, Generac PWRcell, and other options.
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Expert Installation & Integration
Our certified installers handle all wiring, permits, and integration with your panel, solar (if applicable), or generator. We ensure seamless operation and compliance with code.
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Testing, Training & Monitoring Setup
We test the entire system, walk you through operation and monitoring apps, and set up automatic alerts so you always know your battery status.
Client Testimonials
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"Trevor was friendly, happy to answer all our questions, and thoroughly went over everything. We received a competitively priced estimate the next day. After the installation, Trevor walked us through how our new system worked. We'd hire them again in a minute!"
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"Ryan and his team provided excellent service and prompt communication. Even when equipment was defective, Luke, Isaac, and Trevor went above and beyond to troubleshoot and get us up and running. Highly recommended."
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"Ryan and his crew are awesome! Stellar work and attention to detail, and always friendly. A great crew to work with here in the valley."
Questions About Home Battery Backup
Everything you need to know about battery storage systems. Have a question we didn't answer? Call us at (425) 505-5596.
Talk to an ExpertWhat's the difference between a Tesla Powerwall and other battery systems?
Tesla Powerwall is the most popular residential battery (13.5 kWh) with excellent integration for solar and smart home systems. Enphase IQ Battery is modular and scalable, great for expanding capacity. Generac PWRcell offers high capacity and hybrid generator backup options. Each has strengths — we recommend the best fit for your home and budget.
Can I use a battery system without solar panels?
Absolutely. A battery system stores power from the grid during off-peak hours (when rates are cheapest) and powers your home during peak hours (when rates are highest). You'll lower your energy bill and have backup power. Adding solar later maximizes the benefits even more.
How much does a battery backup system cost?
Battery system costs range from $10,000 to $25,000+ depending on capacity and brand. A Tesla Powerwall with installation typically runs $12,000–$18,000. Federal tax credits (30% ITC) and state incentives can significantly reduce out-of-pocket costs. We'll detail all financing options during your consultation.
How long will a battery system power my home during an outage?
A single Powerwall (13.5 kWh) can power essential loads for several hours. Most homes need 1–3 batteries depending on usage patterns and which circuits you want to protect. During a consultation, we'll calculate your specific runtime based on your appliances and priorities.
Do I need a permit for battery installation in Washington?
Yes. Battery systems require electrical permits and inspection just like any major electrical upgrade. We handle all permitting, design documentation, and coordination with your local building department — no surprises.
Can I combine a battery system with my existing generator?
Yes. A hybrid system pairs battery backup with a generator for maximum resilience. Your battery handles short outages silently and efficiently, while the generator kicks in for extended outages. It's the ultimate backup power solution.
Battery System Comparison
Single Battery System
Essential backup for critical circuits
- Capacity
- 5–13.5 kWh
- Price Range
- $10,000 – $18,000
- Install Time
- 1–2 days
- Best For
- Outage protection, fridge, lights, Wi-Fi
Whole-Home Battery
High-capacity storage for full independence
- Capacity
- 15–36 kWh (stacked units)
- Price Range
- $15,000 – $25,000+
- Install Time
- 1–3 days
- Best For
- Solar pairing, full-home backup, energy arbitrage
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Learn MoreReady to Add Battery Backup to Your Home?
Contact us today for a free consultation and see why Snohomish County trusts Phase 3 Electric.
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