Brand: Robinair Manufacturer's Part Number: 15400 Part Type: Air Conditioning Service Tools Product Line: OTC Robinair CoolTech Vacuum Pumps Summit Racing Part Number: OTC-15400 UPC: 637335001107 Air Conditioning Service Tool Type: Vacuum pump Quantity: Sold individually. Notes: Lightweight 2-stage vacuum pump; 115V/60 Hz， 4 CFM， 15 microns， offset rotary vane design， 1/2 hp motor， brass intake with 1/4 in. flare and 1/2 in. flare adaptors. OTC Robinair CoolTech Vacuum Pumps The purpose of a vacuum pump is to remove moisture and air from an A/C-R system. A vacuum pump that's fast and thorough saves you not only time， but also the expense of callbacks and dissatisfied customers. Robinair CoolTech pumps perform better than other pumps in the industry， ensuring you complete dehydration before recharging.OTC Robinair CoolTech vacuum pumps are built with a diecast aluminum housing making them lightweight and durable. Plus， the molded polycarbonate base improves pump balance and minimizes vibration during operation. Each features a 2-stage design and is equipped with a heavy-duty motor， offset rotary vanes， an oil fill port， an oil drain valve， and Iso-Valve that isolates the pump from the system with just a quarter-turn. Several models are available， so select the correct size OTC Robinair CoolTech vacuum pump for your job.