California
The premium solution to NEM 3.0 (Net Billing Tariff), maximizing customer bill savings alongside proactive backup power service.
Check California availability
The world's first VPP PPA
The security of your home, with the energy of the sun.
Banguard Financial and sonnen have partnered to deliver a purpose-built Power Purchase Agreement — pairing rooftop solar with intelligent battery storage to lower bills and keep the lights on.
- $0.18/kWh
- Flat enrollment rate
- up to 80%
- Of the home's power
- 24/7
- Proactive backup power
Enrolled homes pay a flat
$0.18/kWh
for up to 80% of all power used in the home
Predictable energy costs
Flat-rate solar power for up to 80% of your home.
Lock in a simple $0.18/kWh through sonnenConnect — maximizing bill savings without the guesswork of shifting utility rates.
- $0.18/kWh
- Flat enrollment rate
- up to 80%
- Of the home's power
- 24/7
- Proactive backup power
Covers up to
80%
of all power used in the home
Resilience built in
Backup power that's ready before the outage.
Every home includes a sonnen battery that proactively protects against outages — keeping your essentials running, day or night.
- $0.18/kWh
- Flat enrollment rate
- up to 80%
- Of the home's power
- 24/7
- Proactive backup power
Proactive protection
24/7
backup power during outages
Built for the modern grid
- NEM 3.0 — Net Billing Tariff
- Luma VPP · Puerto Rico
- sonnenConnect · Texas
- Approved retail electric providers
A purpose-built agreement, engineered around the virtual power plant
The industry's first financial offering that leverages innovative battery grid services to provide a superior, affordable solar-plus-storage solution — for homeowners and solar contractors alike.
-
01
Qualify & enroll
Banguard enrolls qualifying homes into the VPP Power Purchase Agreement at a flat $0.18/kWh.
-
02
Install solar + sonnen
Rooftop solar is paired with a sonnen battery — designed, installed and warrantied for the home.
-
03
Join the power plant
Each home becomes part of a virtual power plant, supporting and strengthening the local grid.
-
04
Save & stay powered
Maximum bill savings through sonnenConnect, plus proactive backup power during outages.
One agreement, tuned to three grids
Puerto Rico
Delivered in conjunction with the Luma VPP, bringing resilient, affordable solar-plus-storage to Puerto Rico homes.
Check Puerto Rico availabilityTexas
Through sonnenConnect and a Banguard-approved retail electric provider, every enrolled home helps strengthen the Texas grid — while the sonnen battery protects against outages, at a flat $0.18/kWh.
Check Texas availability
1
Virtual Power Plant PPA in the world
$0.18
Flat rate per kWh for enrolled homes
80%
Of all power used in the home
100%
Clean energy, with proactive backup
The technology
Groundbreaking solar + sonnen VPP technology, coupled with a purpose-built PPA
Banguard and sonnen have partnered to provide the world's first virtual power plant power purchase agreement (VPA) — a genuine win-win for individuals, property owners, investors, and the planet.
- The industry's first financial offering that leverages innovative battery grid services, providing a superior and affordable solar-plus-storage solution for end customers and solar contractors.
- Homeowners experience maximum financial benefits through sonnenConnect's bill savings and proactive backup power.
Own the security of clean, backed-up power
See if Banguard is available in your area and lock in flat-rate solar energy with proactive backup for your home.
Check availabilityDesigned by solar installers, for solar installers
Banguard is a unique PPA solution. Grow your business Beyond Backup Power by applying to offer the SOLRIGHT PPA+ VPP, and manage every project in our partner hub.
Access the Project Hub
Homeowners
See if Banguard is available in your area
Tell us where you are and how to reach you — our team will confirm program availability and next steps for your home.
- Flat $0.18/kWh for up to 80% of home power
- Proactive backup power during outages
- Available across California, Puerto Rico & Texas