The R45/E from Baldor is a powerhouse with all the amenities. It can be used for commercial applications, power at the home, and to power construction equipment. It has a strong output that can support a variety of demanding devices. It is very simple and easy to use. There is no need to change voltage. It does not require a switch for full power. For the R45E model, it comes with electric start to ensure that it gets up and running quickly with little effort every time.  The R45/E is also backed by a 3 year warranty for that extra peace of mind. This is definitely a great choice.

The R45 is powered by a Robin/ Subaru 231 cc 8 hp engine. It is capable of producing a peak AC output of 4500 watts and a rated output of 4000 watts. This can power saws, fans, lights, drills, refrigerators, etc. It supports both 120V and 240V. This increases its uses drastically and can come in handy especially on the job site.

The R45 has an AC voltmeter and hour meter for easy system monitoring. Many models do not offer these features. Therefore, the R45 has a large advantage when it comes to convenience. There is a focal vibration system to reduce vibration and extend the generators life. The automatic idle feature conserves fuel when possible, which promotes a longer runtime. Refueling can often cause unfortunate delays. Yet, this model can get a full days work done with a runtime of up to 9 hours depending on load size. Its mid-size 4.4 gallon tank makes its lengthy runtime possible. There are several safety mechanisms installed on the R45. There is a function to automatically shut down the system in case the oil reaches levels that are too low for safe operation. This prevents overheating. Other safety features include circuit breakers to protect against overload and a spark arrestor to eliminate any chance of fire. The muffler also adds protection and reduces noise levels. Nonetheless, this model is still fairly loud at 70.9 dBA. Yet, this is a commercial/ industrial generator with a larger engine. To prevent any chance of disturbances, it is recommended that consumers keep this machine isolated from nearby people. However, regardless it should be easily tolerable.

Specifics cited from:
http://www.baldor.com/pdf/literature/FL2411_Premier_0504.pdf