Volta 40 - Stage Zero
Volta 40

Volta 40

Keep the kids entertained and don’t skip a beat with work during a blackout. With our replacement guarantee, you never have to worry about losing or breaking it. With your monthly subscription, the lifespan, maintenance, and upkeep is our problem, not yours. Ever!

Fits in your bag

Gives you 25.6Wh of power

Compact design

Ultra-safe lithium battery

Zero noise

Zero emissions



Fully managed

Product Sheet

Volta 40 Product Sheet


What can the Volta 40

Smart Phone

7 hours

Wifi Router

5 hours


3.5 hours

Fibre Terminal

2 hours

Your ideal Wi-Fi UPS

Connect the Volta 40 directly to your Wi-Fi router and you won’t notice a drop in connectivity when the power cuts – it switches straight to battery mode for seamless, uninterrupted connectivity, allowing you to continue your work or entertainment with minimal disruption. Short-circuit protection keeps your electronics safe and surge-proof.

WiFi Router

Fibre Terminal

Smart Phone

Live on the go, uninterrupted

The compact, lightweight Volta 40 is your new best buddy. If you spend your days running between meetings, stopping for a coffee while you check your emails, you’ve found your match. This portable power bank is also travel-approved for those who need to finish their presentations on the plane, and boasts an ultra-safe lithium battery.




Why Stage Zero

Replacement Guarantee

If your device breaks or needs maintenance, we’ll take care of it all.

Customer Support

Whatever you need, whenever you need it, our team is there to help and guide you.

Affordable Shipping

We offer economical delivery to your door, installation and compliance is on us.

Stay flexible

You just pay us monthly, making it affordable and accessible for everyone.

Tech Specs



33 mm


175 mm



Pure Sine Wave Inverter


Max Input Power

36W (0.15A)

Car Charge


Wireless Charging



110 mm


Approx. 0.42 kg

Operating Temperature

Indoor ambient temperature, -20 to 40℃

USB-C Output

No (USB-A)

Status Indicator


Solar Input




Life Cycle

Up to 2500+ Charge Cycles

Capacity & Battery

Battery capacity

x4 2000mAh LiFePO4 cells 25.6Wh Battery

Input Voltage

85-265 VAC, 50-60 Hz

Output voltages

USB 5V/2A, DC 5V/2A, DC 9V/2A, DC 12V/2A, PoE 15V/1A, PoE 24V/1A

Maximum output power

36 W



Management System


Customer Reviews

Product FAQ

The Volta 40 can power Wi-Fi Access Points, Routers, Phones and other small devices.

Yes, the devices can charge and discharge simultaneously.

No, the Volta 40 product model is not waterproof. Only the Volta 700X is water resistant.

We aim to get your Volta 40 to you as quickly as possible. We rely on couriers for deliveries but you should receive your Volta 40 within 10 working days from acceptance of your order depending on the delivery address.

We are responsible for making sure your Volta 40 works. Please contact the Stage Zero team via the support call centre or log a ticket via our customer portal and we will facilitate a replacement unit should there be no damage due to abuse or neglect.

The Volta 40 always remains the property of Stage Zero. Once your contract expires, you may either choose to renew your contract for an extended period or cancel your existing contract.

Our courier company will arrange to come and collect your device from you. Also refer to our Cancellation and Returns policy 

Volta 40 device, charger and various adaptors that can be used for charging the device

On average you should be able to run these devices simultaneously for up to 2.5 hours

No, the Volta 40 is not strong enough to charge a laptop. You would require a Volta 500, Volta 700 or higher.

12 or 24 months, depending on the option you select.

You can cancel with 30 days’ notice via the Customer Portal.

We will either require you to return your Volta 40, or facilitate its collection.

No. You are just responsible for the courier fees to return the Volta 40 to Stage Zero. (T’s & C’s Apply, the device has to be in a working condition or penalties will apply).

Yes, a cancellation fee of R250 incl. VAT will be payable as well as courier fees for the return of the Volta 40 to Stage Zero.

If you renew your contract and we identify a problem with your Volta 40, we will replace it. If not, your device may remain with you, until the agreement is cancelled.

Your Volta device will automatically take over and provide electricity to the connected devices.

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