🔧 Measure with Confidence: Your Hydraulic Flow Solution Awaits! Equipped with a standard burst disc protection system to prevent hydraulic fluid spillage during overpressure situations. Experience flow accuracy within ±4% of full scale, ensuring reliable measurements every time. With a pressure range up to 6,000 psi, this meter is built to withstand the toughest hydraulic environments. Easily accommodates flow in both directions, providing flexibility for your hydraulic systems. Operates efficiently at temperatures up to 230°F, making it ideal for various applications. 50 GPM max flow ±4% flow accuracy Burst disc protection The OTC Tools 4277 Hydraulic Flow Meter is a high-precision instrument designed to test hydraulic oil circuits with exceptional accuracy. It measures flow rates from 4 to 54 GPM, features a robust pressure range of up to 6,000 psi, and operates effectively at temperatures up to 230°F. With built-in safety features and bi-directional flow capabilities, this tool is essential for any professional looking to optimize their machinery's performance.