13.5 kWh battery storage
Lithium-ion storage built for daily cycling, blackout protection, and stronger home energy resilience.
Tesla Energy in NZ
Tesla Powerwall 3 Installation in Rotorua and Bay of Plenty
We help homeowners and businesses comparing Tesla battery installation, backup power options, and EV charging integration with practical system design and local support.
Tesla Powerwall 3 Installer
Backup Gateway Installation
Home Battery Backup NZ
Tesla EV Charging Integration
Tesla Certified Installer
Tesla Backup and EV Systems Built for NZ Conditions
We design and install premium Tesla systems for customers who want dependable outage backup, smarter EV charging, and long-term energy control.
Tesla Powerwall Rebate
Save Up to $1,700 on Your Powerwall Installation
Tesla's "Next Million Powerwall" rebate has been extended, giving more households the opportunity to reduce reliance on the grid and maximise long-term savings.
$850
Per eligible Powerwall 3 unit
$1,700
Maximum rebate per site
30 Jun 2026
Order by this date to claim
Stackable
Can combine with eligible battery programs
Rebate Terms and Conditions
- Offer applies to Powerwall 3 and Powerwall 3 Expansion units ordered before June 30, 2026.
- Maximum rebate is $1,700 per site based on two eligible units.
- Rebate is provided as a Virtual Visa Reward card.
- Additional eligibility criteria may apply to combined battery support programs.
We confirm site suitability, board constraints, and rebate eligibility before final design so you get a proposal you can trust.
More Power. More Savings. More Backup.
Introducing Tesla Powerwall 3
Powerwall 3 builds on previous generations with higher backup output, integrated inverter capability, and smarter control over how solar energy is stored and dispatched.
Integrated inverter options
Integrated inverter architecture supports streamlined design and installation, with final output settings depending on site conditions and local rules.
Advanced solar input
DC coupling with 3 MPPTs supports up to 20 kW of solar input for efficient production capture.
Intelligent energy software
Store and dispatch clean power automatically around usage habits, tariffs, and backup priorities.
Flexible installation
Wall or floor mounting options, indoors or outdoors, with seamless integration into home electrical systems.
Built to scale
Start with one unit and expand as your energy demand grows with EV charging and household load changes.
Benefits
The Powerwall 3 Difference
All-In-One Simplicity
Built-in inverter and compact design support streamlined installation and seamless integration with your lifestyle.
Smarter Energy Savings
Store energy when it is cheapest and use it when it counts to reduce power bills and lower grid reliance.
Stay Powered Through Outages
Whole-home backup support with features like Storm Watch and adjustable battery reserve helps keep you prepared.
Tesla Powerwall 3
Power, Installation, and Inverter Snapshot
Power
- Energy capacity: 13.5 kWh
- Max continuous output: up to 10 kW (site and region dependent)
- Max charge power: 5 kW
Installation
- Scalable: up to 3x Expansion packs and 4x Powerwall 3
- AC or DC coupled: standalone or compatible with existing system
- Operating range: -20 C to 50 C
- Weight: 130 kg
- Mounting options: floor or wall mount
Features
- Charge from the grid during lower off-peak periods
- Smart technology with wireless updates over time
- Time-Based Control for automated charge and discharge savings
Warranty and Inverter
- 10-year warranty
- Guaranteed 70% capacity after 10 years
- Built-in solar inverter
- Solar-to-grid efficiency up to 97.5%
- 3 solar inputs with MPPTs
Powering Modern Homes
Key Features of Tesla Powerwall 3
Whole-home backup
Up to 10 kW continuous power helps keep major household circuits running during outages.
Smart management
Optimise usage around solar generation, time-of-use tariffs, and virtual power plant participation.
Integrated solar inverter
A streamlined architecture captures and stores more solar energy with cleaner installation workflows.
Scalable storage
Each unit offers 13.5 kWh, with stacking options for larger homes and higher energy demand.
Reliable and durable
Designed for harsh climates, with 10-year warranty coverage and strong long-term retention performance.
One ecosystem
Integrates battery, solar, EV charging, and monitoring into one coordinated Tesla energy platform.
Control Anywhere
Manage and Monitor with the Tesla App
The Tesla App turns your phone into an energy command center. Track production and consumption, adjust operating modes, and improve savings with time-based controls from anywhere.
Technical Snapshot
Tesla Powerwall 3 Specs
| Category | Specification |
|---|---|
| Energy Capacity | 13.5 kWh |
| On-grid Power | Up to 10 kW, depending on local conditions |
| Backup Power | Up to 10 kW, depending on local conditions, with fast transition |
| Inverter | Solar-to-grid efficiency up to 97.5%, with 3 solar inputs and MPPTs |
| Size and Weight | 1099 x 609 x 193 mm (H x W x D), 130 kg |
| Scalability | Stack up to 4 Powerwall 3 units |
| Installation | Designed to meet relevant local safety standards and regulations |
| Warranty | 10-year limited warranty; coverage and claim terms depend on current manufacturer policy |
Ready for a Tesla Proposal?
Tell us your goals and we will design a site-specific Tesla backup and energy plan for your property.