Inquiry (采购产品): Variable Speed Controller OGD V-HVAC makes a variable speed controller that is designed for single phase 110/220v motors, under 2 horsepower. (Single phase input and single phase output) It is ideal HVAC fan motors. We are looking for manufacturers to incorporate our technology into their products. The A-1 motor controller intelligently adapts fan speed based on the temperature of the coil or by 0-10vdc (4-20ma) input. The benefits of our product include: Energy savings Reduced fan noise Improved indoor air quality Improved control Our web site is: www.ogd3.com. If you would like additionalnformation please feel free to call me. **** Hidden Message ***** Dan Debold 96-59 222nd Street 2nd Floor Queens Village, NY 11429 USA Company: OGD V-HVAC Phone: 718-465-2666 E-mail: dan.debold@ogd3.com **** Hidden Message ***** dan.debold@ogd3.com