These industrial grade units come in both Quasi and Pure Sinewave outputs. They have hefty transformers that can take a lot of abuse, and be run day after day. They also have a 4 stage battery charge built in.
A better quality output unit offering Pure Sinewave. Suitable for microwave ovens, washing machines, and other devices that require pure sinewave output.
These are the cheapest mains inverters we offer. They have basic features and for most motorhomes, boats and caravans, these will do the job.