Why Choose Tesla Powerwall 3
Seamless Backup
Automatically detects outages and switches your home to battery power in a fraction of a second.
Energy Savings
Store energy when rates are low and use it during peak hours to reduce your electric bill. Opticaster AI predicts your needs and optimizes automatically.
Solar Integration
Pairs perfectly with Tesla Solar to store excess energy for use at night or during outages. Charge your EV using excess solar with Charge on Solar.
Scalable
Stack up to 10 Powerwalls for greater capacity. Start with one and add more as your needs grow.
Compact and Maintenance‑Free
Sleek, wall‑mounted design. No fuel, no fumes, no annual maintenance.
Tesla Home: AI Energy Management
Every Powerwall 3 comes with Tesla Home, the built‑in energy management system powered by Opticaster AI. It predicts your energy needs, automatically adjusts usage across your electric appliances, and can help lower your electricity bills.
Set Your Goal
Use the Tesla app to choose your energy goal: prioritize savings or solar self‑consumption. Adjust your Backup Reserve to control how much stored energy is saved for outages.
Maximize Your Savings
Opticaster analyzes your energy usage, solar production, and local utility prices, then decides how and when to use your energy. It improves over time as it learns your patterns.
Monitor Everything
See what your system is doing throughout the day in the Tesla app. Check real‑time and historical energy insights, control connected devices like EV chargers and smart breakers, and adjust your preferences at any time.
Smart Storm Preparedness Comes Standard
Every Powerwall 3 includes Tesla Home with Opticaster — AI that helps you prepare for and manage outages intelligently.
Opticaster helps you get the most out of your Powerwall during storms and everyday use.
Storm Preparedness
Automatically manages your backup reserve based on weather forecasts.
Solar Self-Consumption
Store excess daytime solar for use at night.
Smart Backup Management
Prioritizes critical loads during extended outages.
Full Tesla App Control
Monitor everything and adjust settings remotely.
Included with every Powerwall 3. No extra equipment or subscriptions.
Earn Money Through Connecticut's VPP Program + Easy Financing
As a Green Bank Certified Contractor, we can enroll you in the Virtual Power Plant program. Most customers receive $405 upfront plus up to $750 per year. Higher incentives are often available in Grid Edge areas.
We can also help you finance your Powerwall 3 through low-interest Smart-E Loans, making monthly payments more manageable.
Excellent Cold Weather Performance
Powerwall 3's Heat Mode maintains optimal performance down to -20°C (-4°F). It's specifically well-suited for New England winters.
How It Works
Free Site Assessment. We evaluate your electrical panel, utility service, and ideal mounting location.
Custom Design and Permitting. We handle all permits and design a system tailored to your home's layout and backup needs.
Professional Installation. Our licensed team mounts the Powerwall 3, installs the backup gateway, and connects everything safely.
Activation and VPP Enrollment. We test the system under real outage conditions, show you how to monitor it from the Tesla app, and enroll you in the VPP program.
The Complete Tesla Ecosystem
As a Tesla Certified Installer, Mission Electric is vetted and backed directly by Tesla to deliver the full energy package: Tesla Solar, Tesla Powerwall 3, and Tesla EV Chargers for both residential and commercial clients.
With Tesla Home and Opticaster AI, your solar panels, Powerwall, and EV charger work together automatically. Generate clean energy, store it, and use it when you need it most. Monitor and control everything from a single Tesla app.
Get the Complete Tesla Package
Combine Tesla Solar, Powerwall 3, and an EV charger in one seamless project. One team, one site assessment, one permit set, one installation crew. Maximize your energy independence and save time and money with a bundled install.
Explore the Tesla Package →Common Questions
How long does backup actually last?
A single Tesla Powerwall 3 provides 13.5 kWh of usable storage. Backup duration depends on your home's energy usage. With essential loads like lights, refrigerator, and internet, a single Powerwall can last 12-24 hours. With solar panels, backup can extend indefinitely during daylight hours. For extended outages, multiple Powerwalls can be stacked for additional capacity.
What is the real financial return?
Through Connecticut's Virtual Power Plant (VPP) program, customers receive $405 upfront plus up to $750 per year for participating. Higher incentives are available in Grid Edge areas. Additionally, Smart-E Loans offer low-interest financing to make the investment more affordable. The system also helps reduce electric bills by storing solar energy for self-consumption.
How does Powerwall 3 perform in cold weather?
Powerwall 3 features Heat Mode that maintains optimal performance down to -20°C (-4°F), making it well-suited for New England winters. The system automatically manages its temperature to ensure reliable operation during the coldest Connecticut weather.
Where can Powerwall 3 be installed? Is it safe?
Powerwall 3 is rated for both indoor and outdoor installation. It can be wall-mounted or floor-mounted and is designed to withstand various weather conditions. The system meets all relevant safety standards and includes multiple layers of protection against overcurrent, overvoltage, and temperature extremes. Mission Electric follows all local codes and safety regulations for every installation.
What is the warranty on Powerwall 3?
Tesla Powerwall 3 comes with a 10-year warranty, industry-leading coverage for home battery systems. The warranty covers the battery and all components, ensuring peace of mind and long-term reliability.
Ready for Reliable Storm Backup + VPP Earnings?
Get a free site assessment and see how Powerwall 3 can protect your home during storms while earning you money through Connecticut's VPP program.
Get My Free Powerwall Quote