Modified or Pure Wave? Projecta’s Guide to Power Inverters
Whether you’re on a job site, camping off-grid, or running appliances from your vehicle, an inverter can make life much more convenient. But not all inverters are created equal. The two main types — modified sine wave and pure sine wave — are suited to different needs. Choosing the right one will ensure your equipment runs smoothly and safely.
Understanding the Difference
The key difference between modified and pure sine wave inverters comes down to how closely they replicate 220–240V mains power.
- Pure sine wave inverters produce power that is almost identical to household mains electricity — clean, consistent, and free from interference.
- Modified sine wave inverters deliver a more choppy waveform. While this works fine for many appliances, it’s less suitable for sensitive electronics.
When to Choose Pure Sine Wave
If you’re powering delicate electronics, a pure sine wave inverter is the safer, smarter choice. This clean power output ensures devices run without static, interference, or risk of damage. Examples include:
- TVs
- AM radios
- Gaming consoles
- Fluorescent lights
- IT equipment
The advanced technology behind pure sine wave inverters means they typically cost more, but for sensitive equipment, the reliability is worth it.
When a Modified Sine Wave Is Enough
If your needs are less demanding — for example, running power tools, charging batteries, or powering basic household appliances like a fridge, toaster, or kettle — a modified sine wave inverter will handle the job just fine. These units are more affordable and well-suited to everyday off-grid power requirements.
Projecta’s Inverter Line-Up
Whatever your application, Projecta has an inverter to match your needs — from entry-level modified sine wave models to professional-grade pure sine wave solutions.
Modified Sine Wave
Projecta’s six Modified Sine Wave Inverters are ideal for the everyday user. Key features include:
- 5V DC 2.1A USB socket for charging devices like phones, tablets, cameras, and power banks
- Superior noise filtering and internally bonded earth system for complete peace of mind
- Protection against AC overload and low battery
- Sturdy mounting points for easy installation
- AS/NZS approved sockets and fully bonded earth system for safety
Pure Sine Wave — Projecta Pro-Wave
The Pro-Wave range is designed for users needing clean, reliable power for more sensitive appliances. Perfect for home handymen, travellers, and those powering delicate electronics. Features include:
- Premium styling with streamlined housing and in-built digital display
- USB-A and USB-C output sockets for charging personal devices
- Power everything from laptops and fridges to hair dryers, toasters, and coffee machines — larger models can handle higher loads with ease
- 200% startup power for one second to handle appliances with high initial draw
- Superior noise filtering to eliminate electrical static
Pure Sine Wave — Projecta Intelli-Wave
For professionals and heavy-duty users, the Intelli-Wave series is the ultimate inverter solution. Built tough for industrial, trade, RV, and OEM applications, they offer:
- 200% startup power for three seconds — ideal for demanding appliances such as tools, induction cooktops, air conditioners, and more
- 140% capacity for an incredible 3 minutes
- IP1500 and upwards models include in-built RCD safety switches for faster, compliant installation
- ECO mode on IP2000 and IP3000 models draws as little as 1 mA per hour and will shut down if no load is detected, significantly reducing idle power draw and conserving precious battery power
- Wired remote-control display for easy operation
Choosing the Right Projecta Inverter
Selecting the right inverter comes down to understanding what you want to power:
- For basic appliances and tools, a Modified Sine Wave model will meet your needs.
- For more sensitive electronics and equipment, step up to a Pure Sine Wave model.
- For heavy-duty or professional use, Intelli-Wave delivers the robustness and performance to get the job done.
With a wide range of options and quality you can trust, Projecta ensures you’ll have convenient, reliable power wherever you go.
