CG137-12 Producing oil and gas in oil fields can be difficult when grid power is not available. Caterpillar’s product line of oilfield gas generator sets offers ideal solutions for this type of difficult situation. The engines are designed to operate on low-cost or no-cost wellfield gas without sacrificing performance. Generator sets allow customers to significantly reduce fuel costs and avoid the expense and logistical challenges of diesel-fueled generation systems. It is also designed to withstand the harsh conditions of the oil field and has a heavy-duty construction that is ideal for loading and unloading operations. Cat generator sets are backed by a worldwide network of Cat dealers who are ready to support your operation with technical support, service, parts, and warranty. CG137-12 oilfield gas generator set. Power rating: 400 kW (500 kVA) at 60 Hz (1,800 rpm). Configurations that meet NSPS emission standards are available in non-access areas.