Generator -  250 Kva for Hire in Blacktown and Sydney. The QAS 250 is a hughly efficient 250kVa diesel generator. You can expect excellent performance with a 20% smaller footprint. The QIS 250 has 250kVa of power and 51.4L/h (100% load) fuel consumption. QAS portable and stationary diesel generators are designed to be moved regularly. Whether that be a few metres or hundreds of kilometres, you can be assured of their easy, safe movement capabilities and guaranteed performance, even in the harshest conditions.