The TSJ090A4S000000 is a 7.5-ton packaged air conditioner, designed for commercial and light industrial applications. It operates on 208/230V 3-phase power and features a single-stage cooling system, providing efficient and reliable temperature control. Ameristar is known for offering cost-effective and dependable HVAC solutions, and the TSJ090A4S000000 is no exception. Its compact design allows for easy installation in a variety of settings, while its durable construction ensures long-lasting performance even in demanding environments.