Features Made of high quality brass material, high hardness and strength, wear-resistant and durable. The flow switch has the characteristics of high sensitivity and strong durability, convenient for use. Suitable for water, ethylene glycol and all other liquids that do not attack brass and phosphor bronze and do not affect the sealing performance. Used in water treatment systems, central air conditioners, water cooled units and other areas. The media temperature is 0-60 ℃, the contact life is about 100,000 times, the rated pressure is 10 bar. Specification: Condition: 100% Brand New Item Type:Water Flow Switch Material: brass. Model: HFS-25. Interface size: approx. 2.54 cm. Medium temperature: 0-60 °C. Contact life: 100,000 times Negative: AC220V 15A. Nominal pressure: 10 bar. Output mode: SPT Package list: 1 x water flow switch. 5 x paddles. Note: 1. Please allow slight errors due to manual measurement. Thank you for your understanding. 2. Monitors are calibrated differently, the colour of the item shown in the photos may differ slightly from the actual object. Please take the real one as standard. Package List 1 x Water Flow Switch 5 x Paddle