Model 6437 - 11,000 Watt Pre-Packaged, Air-Cooled Standby Generator with Steel Enclosure The Generac 11 kW standby generator with steel enclosure provides the cleanest and most affordable pre-wired, pre-packaged power protection on the market. It comes standard with a 12 circuit 50 amp pre-wired Transfer Switch that protects essential circuits in the home. This model features an external main circuit breaker and an At-A-Glance system status & maintenance interval indicator LEDs. ADDITIONAL FEATURES: ? Evolution? digital controller with Two Line LCD Display provides advanced control and programming capability along with diagnostics information at-a-glance. Sophisticated codes alert you to generator status at all times and has an digital hour meter display. Controller can display information in any of (4) different languages (English / Spanish / French / Portuguese). ? Generac OHVI? engine designed and built in the USA by Generac specifically for generator applications to deliver superior durability and long term performance ? Field selectable for Natural Gas or LP Gas Operation ? Certified for natural gas operation at 3.5" of water column to accommodate low-pressure areas ? True Power Technology? provides utility quality power for clean, smooth operation of sensitive electronics and appliances by providing <5% THD (total harmonic distortion) ? Enclosure modeled to withstand 150 mph winds and meets NFPA standards to allow for an 18? installation offset ? Hour meter monitors run time, providing information to determine maintenance intervals ? Composite Mounting Pad ? 5 Year Limited Warranty