Inverter generators use advanced electronics to convert AC power to DC and back to AC, providing more stable, cleaner energy than conventional models. This makes them safer for sensitive devices like computers and smartphones. Additionally, inverter generators adjust engine speed based on load, improving efficiency and reducing noise. Conventional generators, on the other hand, operate at a constant speed, which consumes more fuel and produces louder noise. The engine on conventional generators must run at a fixed RPM (normally 3600rpm) to provide exact power (in NZ the power standard is 230V 50HZ) . This means that if the engine speed varies up or down by even 10%, this can change the voltage and frequency of the power output by 10%, which can damage appliances connected to the generator. 

Yes, inverter generators are much more fuel-efficient because they only use the amount of fuel necessary to match the electrical load. Instead of running at a fixed speed, inverter generators adjust the engine's speed based on the power being drawn. This means less fuel is wasted during periods of low power demand, making them ideal for extended use, especially in off-grid settings or during power outages where efficiency is critical. 

Absolutely. Inverter generators are specifically designed to produce a stable, clean sine wave, which is essential for powering sensitive electronics like laptops, phones, and medical devices. Conventional generators may have fluctuations in power output, which can cause damage to electronics. Inverter generators are often compared to the stable power you get from a household outlet, making them safe for devices that need consistent voltage and frequency.

Inverter generators are significantly quieter than conventional models. They typically operate at around 50-60 decibels, which is comparable to a normal conversation. The reason they are quieter is that they don’t run at full speed all the time and are also often enclosed in compact, silenced casings, and electronically adjust their engine speed based on the load. In contrast, traditional generators can be as loud as 70-90 decibels, which is similar to the noise level of a lawnmower or a busy street. 

The runtime of an inverter generator varies depending on the model and the load it's handling. For example, a smaller inverter generator might run for 6-8 hours at 50% load, while larger models can last 10-12 hours or more. The advantage of inverter generators is their ability to adjust fuel consumption to the load, so they can run longer on less fuel compared to conventional generators, which operate at a constant speed regardless of demand.

Yes, many inverter generators are designed with parallel capability, allowing you to connect two units to double the power output. This feature is especially useful if you need more power but prefer the flexibility and portability of smaller units. Connecting two generators in parallel provides the combined wattage without the need for a larger, bulkier generator. Most brands offer parallel kits that make the process simple and safe.

Regular maintenance for an inverter generator includes checking the oil level, replacing or cleaning the air filter, and inspecting the spark plug. Oil changes are typically needed every 50-100 hours of operation, depending on the model. It’s also important to run the generator periodically to prevent the carburetor from gumming up. Always store it properly when not in use, and consult the owner’s manual for specific maintenance intervals to ensure long-term reliability.

Inverter generators are considered more eco-friendly than conventional generators because they are more fuel-efficient, leading to reduced emissions. Many models also meet strict environmental regulations, such as CARB compliance. By adjusting engine speed based on the power load, they minimize unnecessary fuel consumption, which lowers both carbon emissions and fuel costs. In addition, their quieter operation makes them more suitable for use in noise-sensitive areas, contributing to a better environmental impact. 

There are very few disadvantages of an inverter generator, as long as you invest in a quality machine. To withstand the rigors of running long hours in emergency situations, the complex electronics that are housed within an inverter generator need to be premium quality. One disadvantage of high-end inverter generators like Honda is that they very high cost, however there are other high-quality options like GT Power with equal quality and warranties that offer much better value.