Tesla Powerwall 2 in Cape Town is now available

Tesla Powerwall 2 in Cape Town enables people access to one of the most advanced Home Energy Storage Systems on the Market. 

Powerwall 2 can be retro-fitted to any existing Solar System and presents a cost-efficient and industry leading Load-Shedding-Protection and Night-time Energy Storage.

Save more than 80% on your electricity bill

Combine your Home Battery with a Solar System to become Energy Independent and reduce your electricity bill significantly.

Our qualified Consultants will assist you to evaluate your electricity consumption and propose the best Energy Solution for your requirement.

Industry leading Remote Online Monitoring via Android and iOS App!

We are offering Special Deals on Tesla Powerwall 2 Systems!

Tesla Powerwall 2 explained

You can connect to any Solar System and reduce your overall electricity bill by more than 80% every year.

Energy Storage with 13.5kWh capacity

Excess Solar Power can be stored in your Battery. 

If you don’t have a Solar System connected, Tesla Powerwall 2 will recharge from the grid.

Renewable Energy for your property

Combine your Tesla Battery with a Solar System and supply your whole property with Renewable Energy – even at night and during Load-Shedding!

Tesla Powerwall 2 is affordable

Cost-efficient Energy Storage

Good quality does not have to be expensive. Tesla provides you with outstanding quality at affordable prices.

Backup Power for Load-shedding

No Power? No Problem. With Battery Power can operate your Home and Office during Load-Shedding and Power Failiures.

Industry-leading Remote Monitoring

With state-of-the-art remote monitoring you always know what is happening inside your Home and Office.

Are you keen to go Tesla?

We want to empower you to design your own Tesla Powerwall 2 Solar System and share your design with us so we can make it happen.

Please note that the Tesla Powerwall 2 can't supply true 3-phase appliances. Our consultants will gladly assist you in identifying these appliances and provide a solution for them.


Please only apply 1 option.





According to recommended Battery size


Including Installation, Commissioning, Training and registration with the Municipality

Disclaimer: This tool does not represent a valid quote from Treetops Renewable Energy Systems cc.
All information and values provided by this tool are subject to site inspection and client consultation. However, we are confident that our actual quote will positively surprise you.

All Information about the Tesla Battery


Height: 1,150mm
Width: 753mm
Depth: 147mm

Weight: 114kg

Storage Capacity

The Battery has a capacity of 13.5kWh available.

It is certified for a 100% DoD on a daily basis.

Power output

Tesla Powerwall 2 supply 5kW continuously.

For brief periods it can peak at 7kW.


Tesla offers a 10-year warranty for its battery.

This means 10 years peace of mind for you.

Data Sheet

Backup Gateway Data Sheet

Information Flyer

Consultation and Installation only by certified Installers

Treetops is a Certified Installer for Tesla Powerwall 2. 

All of our Consultants and Installation Teams are trained by Tesla to ensure that all your Energy Independence Project is going to be successful.

Quality assurance and control by the manufacturer

Tesla ensures full compliance and highest quality for every installation. Treetops, as Certified Installer, provides detailed pictures and diagrams for each installation for review and approval.

This your peace of mind about your Renewable Energy System.

Treetops is a certified installer for the Tesla Powerwall 2

Our Tesla Powerwall 2 Installations

The Crayfish Lodge in Gansbaai benefits from full Energy Independence with 11kWp of Solar Panels and 2x Tesla Powerwall 2 – with a total Energy Storage of 28kWh.

Both Batteries are mounted on the wall and are connected to 2 separate phases to maximize the backed-up appliances.

Tesla Powerwall 2 Installation in Cape Town

This Family Home in Claremont has now forgotten what Load-Shedding is. All appliances but the oven, stove and geyser are powered by this Tesla Home Battery.

The Battery is standing on the floor, even though we have used the mounting bracket against the wall to improve stability.

Tesla Powerwall 2 in a Home in Claremont - Cape Town

Another installation of the First Generation Powerwall at the Ocean Lounge Guest House in Camps Bay.

The Owner decided that a reduced electricity bill and backup for his guests during Load-shedding are an excellent added value for his Business.

Residential PV System with Tesla Powerwall for Camps bay

The Generation 1 of Tesla’s Home Battery is still an amazing system and reduces the electricity bill of this family in Constantia by 75% per annum.

The Powerwall is connected to a 5.5kWp SolarEdge grid-tied System, which produces more than 9,000kWh per annum.

Tesla Home Battery in Constantia - Cape Town

Find out if Tesla Powerwall 2 the right choice for you!

Tesla Powerwall 2 is one of the most versatile Lithium Batteries for your Solar System available on the market. You can add the Battery to any existing inverter with Solar Panels – or simply run it as a UPS Solution for your Home or Office. 

With Tesla Powerwall 2 you can store excess Solar Power produced by your Solar Panels and use that Electricity during night-time, power failures and load-shedding. If you don’t have any Solar Panels connected to your Powerwall 2, it will operate in “Backup Only” mode and recharge from the Municipal or National Grid to prepare your Home or Office for the next Power Failure.

The versatility of Tesla Powerwall 2 makes it a great choice for your Solar System with a Battery to reduce your Electricity Bill.

Tesla Powerwall 2 in Cape Town IP67 Certified

Another outstanding feature of the Tesla Battery is its IP65 certification, enabling it to be mounted outside of your house. This makes Tesla Powerwall 2 the perfect Battery to be included into your outside entertaining area design – the Battery sure is an eye catcher!

How much does Tesla Powerwall cost?

Approximate cost for Turnkey Tesla Powerwall 2 Backup Installation: ZAR150,000.00 excl. VAT (subject to exchange rate)

Tesla Powerwall 2 Battery – Cost ZAR110,900.00 excluding VAT

Tesla Powerwall 2 Gateway – Cost ZAR18,250.00 excluding VAT

Battery and Gateway combined – Cost ZAR129,150.00 excl. VAT

Treetops provides a full turnkey solution and will facilitate Installation and Registration of your Tesla Powerwall 2 System. Depending on your specific Installation, a tailored quotation will be provided to you after visiting the site. The Quotation will include Installation, Registration and Miscallenous Components like wiring, without any hidden costs.

Our most recent projects

This is a flagship project for Treetops and beautifully encapsulates our values. 1. Doing our due-diligence before, during and after every project 2. Investing the time necessary for all parties to fully understand the impact and capabilities of the project 3. Only using high-quality equipment 4. Absolute focus on workmanship […]
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134kWp of Solar Panels, a 150kVA Inverter and – the heart piece – 400kWh of Freedom Won SA Batteries. Follow us and keep your eyes open for the whole video to be released, showing the full beauty and power of this Solar System. www.treetopssolar.co.za #independence #energyindependence #solarenergy #battery #FreedomWon #SolarPanels […]
In 2019 we commissioned this beautiful Solar System. At its heart: a 160kWh Freedom Won SA Lithium Battery. The system powers a Home in the beautiful Constantia, Cape Town, the owners are saving in over R25,000 per month and are able to run anything they like during Load-Shedding. The requests […]
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Backup Power
Reliable Backup paired with Solar Power is one of the most important additions to your Home and Business to battle load-shedding and electricity price increases. At Treetops, we learn about your requirements and wishes before designing your tailored Treetops Solar System. With the right products and our skilled Teams we […]
Solar System in Tokai
We have finished another Treetops System for a client in the beautiful Tokai, Cape Town. This family of 4 is now mostly independent from the grid and can live life like normal when load-shedding starts. With their 8kW inverter, 10kWp Solar Panels and a 30kWh battery bank the family will […]
Commercial Tesla Powerwall 2 Backup System
We help your business to stay online during power outages. Our client purchased a first phase of 2x Tesla Powerwall 2 Backup Units for their Call Centre operation. It enables them to continuously provide support when needed. Do you want to protect your business against load-shedding? We offer custom solutions […]
Double Tesla Powerwall 2 with 10kWp Solar Panels
What’s better than 1 Tesla Powerwall 2?Correct, 2x Tesla Powerwall 2! After piloting the concept with this client for 8 months, he was impressed with the performance of the system and our workmanship. He upgraded his System and enabled himself to be fully off-grid for 8 months of the year […]
Cape Town Home Off-grid System
We are making sure that the next load-shedding is not catching you off guard.Our client installed a 9.8kWp Solar System, paired with 60kWh of state-of-the-art Lithium Batteries. The family is saving more than R40,000.00 every year and has completely forgotten what load-shedding feels like.If you also had enough of raising […]
It’s Freedom Won Friday! We are extremely proud of this project in Somerset West, Cape Town. Our client has an ambitious requirement (100kWh per day) and trusted us to evaluate, design and implement a suitable Solar System to match not only his requirement, but also to match and exceed his […]
It’s Freedom-Won Friday! This laundry has been converted into a small power station that is providing substantial cost-saving and load-shedding protection to this guest house in Durbanville. It is important for guest houses to cater for international clients, who are not familiar with load-shedding – and especially business clients require […]
Happy Tesla Tuesday from Treetops! Tesla Powerwall 2 is a great choice for your Home Backup System. You can install the Battery by itself to provide you relief of load-shedding and upgrade it to a Solar System at a later stage. We are preparing all of our installations to be […]
Tesla Powerwall 2 is one of the most advanced Battery Storage Systems in the South African Market and generates big interest because of its name and design. Treetops is a Certified Installer for Tesla Powerwall 2 and we received a Special Performance Award from Tesla in 2020 for the installation […]
We are extremely proud to engage with clients that have an ambitious goal and to be chosen to assist them with a turnkey solution that includes consultation, planning, installation and registration with the municipality. Everything is handled by our motivated in-house team of engineers, electricians and municipality-whisperers! We are looking […]

Tesla Powerwall 2 – all information summarized

Dimensions: 1,150mm x 753mm x 147mm (45.3in x 29.7in x 6.1in)

Weight: 114kg (251lbs)

Electricity Storage Capacity: 13.5kWh usable Capacity / 14kWh total Capacity

Power: 5kW continuous Power Output / 7kW Peak Power Output for up to 30 minutes

Warranty: 10 Years

Mounting options: Wall-mounted or Floor-mounted

Outside mounting: Yes

Round-trip Efficiency: 90%

Operating Temperature: –20°C to 50°C

Recommended Temperature: 0°C to 30°C (exceeding these Temperatures, Tesla Powerwall 2 will start reducing its Power Output to protect itself)

Electric Connection: Single-phase

Cost for Tesla Powerwall 2: ZAR110,900.00 excl. VAT

Cost for Tesla Gateway: ZAR18,250.00 excl. VAT (can connect up to 10 Batteries)

Combined cost: ZAR129,150.00 excl. VAT