The Acson A3CK-CF/FF series is a non-inverter cassette type air conditioner using R32 refrigerant. It's available in capacities ranging from 1.0HP to 5.0HP. Designed for ceiling installation, this air conditioner provides efficient cooling for commercial and residential spaces. Being a non-inverter model, it operates at a fixed speed, offering consistent cooling power. R32 refrigerant is known for its lower environmental impact compared to older refrigerants.