the company sells microturbine generators for electrical power generation, cogeneration, biogas-fueled renewable energy, and hybrid vehicle power. capstone has microturbine offerings in the following sizes: 30 kw, 60 kw, 65 kw, 200 kw, 600 kw, 800 kw and 1 mw. multiple turbines can be combined with capstone's aps or advanced power server to create multiple megawatt installations.