The AW-Lake B4A6HC30 Variable Area Flow Meter is a high-pressure flow meter designed for precise measurement of fluids. With a maximum flow rate of 114 L/min (30 gpm) and a minimum flow rate of 15 L/min (4 gpm), this flow meter is suitable for a wide range of applications. Made in the United States by AW-Lake, a trusted brand in the industry, this variable area flow meter offers accurate and reliable measurements for businesses and industrial settings requiring precise fluid control.