Low Viscosity Liquid Flow Sensor With NPN Pulse Output For Water Diesel Oil 1 Inch Industrial Workhorse Flow Meter For Pipeline Systems And Irrigation Pumps Built Tough Stainless Steel Body Hall Effect Precision

High-precision 1 in flow sensor with NPN output
✔️ Stainless steel body, FKM seal, IP65, NPN output; single unit

This rugged, low-viscosity flow sensor is built for water, diesel, and light oils. It's commonly used in pipelines, irrigation pumps, and industrial cooling systems to measure flow and feed control signals.

✅ NPN Pulse Output: 3-wire Red/Black/Yellow for easy PLC or controller hookup
✅ Stainless steel body with FKM/Viton seal for corrosion resistance
✅ IP65 rated for dusty, wet environments
✅ Thread sizes: 0.5" (12.7 mm) to 2" (50.8 mm)
✅ Includes 1x flow sensor, 1x hex nut, 1x user manual

💡 What is a flow sensor with NPN pulse output used for in industrial piping?

This handy device helps monitor flow rate across common liquids and feeds control signals to automation systems. - Used for precise flow measurement in water, diesel, and low-viscosity oils - Connects to PLCs and microcontrollers via NPN open-collector output - Durable stainless steel body with Viton seal for harsh environments - Ideal for irrigation pumps, cooling loops, and fuel dispensing setups