Browse through our selection of Generac Commercial Standby Generators and select the one that is right for your business.

Commercial Standby GeneratorsLosing power for even a few hours can mean thousands of dollars in lost revenue to your business. Security systems go down, refrigerated goods spoil, customers are turned away. Generac revolutionized the commercial generator market with the first standby generators powerful enough to back your entire business without the cost of expensive configured systems. Keep your business open with a competitive advantage. Also ideal for large residential needs.