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Venturi Injector Manufacturer in China

Venturi Injector

Product: Venturi Fertilizer Injector

Size Range: 1/2″, 3/4″, 1″, 1.5″, 2″, 3″ (BSP/NPT Thread)

Material: High-Performance Engineering PP (Chemical & UV Resistant)

Suction Capacity: 3 L/h to 1,200 L/h (Model Dependent)

Usage: Precision fertigation, chemigation, and water treatment aeration.

Technical Specifications

InterfaceConnection MethodProduct NameDischarge CapacityFertilizer Suction Capacity
1/2" (DN15)Thread1/2 inch Venturi Fertilizer Emitter0.29-0.81 m³/h
(0.7-9.5 bar)
3-37 L/h
1/2 inch Venturi Fertilizer with Tube
3/4" (DN20)Thread3/4 inch Venturi Fertilizer Emitter0.65-2.42 m³/h
(0.7-9.5 bar)
9-92 L/h
3/4 inch Venturi Fertilizer with Tube
1" (DN25)Thread1 inch Venturi Fertilizer - Type A1.82-6.34 m³/h
(0.7-9.5 bar)
34-279 L/h
1 inch Venturi Fertilizer with Tube - Type A
1 inch Venturi Fertilizer - Type B
1 inch Venturi Fertilizer with Tube - Type B
2" (DN50)Thread2 inch Venturi Fertilizer - Type A11.58-20 m³/h
(0.7-9.5 bar)
110-1200 L/h
2 inch Venturi Fertilizer with Tube - Type A
2 inch Venturi Fertilizer - Type B
2 inch Venturi Fertilizer with Tube - Type B
3" (DN80)Thread3 inch Venturi Fertilizer Heavy Duty30-60 m³/h
(0.7-9.5 bar)
2.24-4.68 m³/h

Applications of Venturi Injector

Precision Fertigation and Chemigation in Agriculture: Venturi injectors are the industry standard for precise nutrient delivery in drip and micro-sprinkler irrigation systems. By utilizing the differential pressure principle, they siphon liquid fertilizers and soil amendments directly into the irrigation waterline without the need for external power or moving parts. This ensures a highly uniform distribution of nutrients across the field, allowing growers to optimize crop yields, reduce fertilizer waste, and maintain strict control over the chemical composition of the irrigation water.

Industrial Water Treatment and Aeration Processes: Beyond farming, Venturi technology is vital in industrial water management and waste treatment applications. These injectors are frequently used for ozone and oxygen injection to accelerate water purification and aeration in aquaculture, swimming pools, and wastewater facilities. Their ability to create a vacuum for gas-liquid mixing makes them ideal for vacuum degassing and chemical dosing, providing a reliable, low-maintenance solution for maintaining water quality and managing fluid dynamics in complex industrial piping systems.

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