Venturi Fertilizer Injector for Farm Irrigation System 1

Venturi Fertilizer Injector for Farm Irrigation System 2

Venturi Fertilizer Injector for Farm Irrigation System 3

Venturi Fertilizer Injector for Farm Irrigation System 4

Venturi Fertilizer Injector for Farm Irrigation System 5

Venturi Fertilizer Injector for Farm Irrigation System 6

Venturi Fertilizer Injector for Farm Irrigation System

Place of Origin:

China

Samples:

$323.86/piece | Min. order : 1 piece

Shipping:

Support Sea freight

Payments:

L/C,D/A,D/P,T/T,Western Union,MoneyGram,OA

Lead Time:

1-5000(pieces):15(days),>5000(pieces):To be negotiated(days)

model number:

32mm

brand name:

HYRT

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amount of fertilizer absorption

300L/h

max pressure

8bar

Max discharge

8m3/h

Keywords

fertilizer

Applicable Industries

Farms

Diameter

32mm

Function

fertilizer injector

Color

black

MOQ

100pcs

Size

32mm 50mm 63mm

Application

Greenhouse, Agricultural, Irrigation

Product name

fertilizer injector

material

Plastic

place of origin

Shandong, China

type

Other Watering & Irrigation

Precise Injection, Rugged Design

The Venturi fertilizer injector is a compact, corrosion‑resistant fertilizer applicator that delivers precise, adjustable nutrient dosing for higher yields with minimal maintenance. Designed with standardized fittings and multiple shapes and styles, it ships in sturdy, labeled packaging and is manufactured with advanced materials and strict quality controls, including pre‑production samples and final inspection. Backed by flexible delivery terms and global service from Shandong, China, it integrates easily with drip or sprinkler systems for farms of any scale.

Venturi Precision Fertilizer Delivery

The Venturi Fertilizer Injector is a compact, inline fertilizer applicator that uses the venturi effect to draw concentrated nutrients into farm irrigation lines, delivering uniform distribution with adjustable injection control and no pumps or moving parts. Built from corrosion-resistant materials with standard compression fittings, a simple throat-and-nozzle structure, and optional filtration, its design ensures easy installation, low maintenance, and compatibility with drip and sprinkler systems. Designed for cost-effective, efficient nutrient delivery across diverse markets, it is supported by pre-production sampling, final inspection, and flexible shipping and payment terms from an experienced Shandong manufacturer.

Precise Venturi Fertilizer Injection

The Venturi Fertilizer Injector is a durable fertilizer applicator for farm irrigation systems that uses Venturi suction to inject liquid nutrients accurately into drip and sprinkler lines. Manufactured in Shandong with strict pre-production sampling and final inspection, it integrates smoothly with micro-sprinkler, drip systems, filters and fittings. Offered with flexible delivery and payment options, this low-maintenance injector provides reliable nutrient dosing for commercial and smallholder farms.

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Efficient, Precise, Durable, Economical

Born from decades of agricultural engineering and field-proven by growers, the Venturi Fertilizer Injector for farm irrigation systems is crafted as a reliable fertilizer applicator that brings lab-precision dosing to everyday irrigation. Its Venturi-based, self-priming design requires no moving parts or external power, delivers adjustable, uniform injection across drip, sprinkler and pivot systems, and resists clogging and chemical corrosion for consistent crop nutrition. Made from corrosion-resistant materials with easy-install fittings and low-maintenance operation, it reduces labor and input waste while offering scalable models to suit small farms and large operations alike.

Material introduction

Made from high-grade polypropylene and uPVC with UV stabilizers, the Venturi fertilizer injector resists corrosion and chemical attack from liquid fertilizers for long outdoor service life. Durable EPDM or Viton O-rings and seals ensure leak-free operation while stainless steel fasteners and reinforced internal chambers provide mechanical strength. Engineered to mate with standard irrigation fittings, this fertilizer applicator delivers reliable metering in drip, micro-sprinkler and mainline systems.

◎ Corrosion Resistant Polypropylene

◎ Chemical Resistant Seals

◎ Precision Molded Components

FAQ

What is a Venturi fertilizer injector and how does it work in a farm irrigation system?

A Venturi injector is a simple, no-electricity device that uses the pressure and velocity of flowing irrigation water to create a vacuum that draws liquid fertilizer (or other soluble additives) from a supply tank into the water line. Injection rate is proportional to the water flow and the specific venturi model — faster flow produces more suction. Because it has no moving parts, it’s reliable and low maintenance, but its performance depends on correct sizing and adequate water pressure/flow.

Which irrigation systems and application scenarios are suitable for using a Venturi injector?

Venturi injectors are commonly used with drip and micro-irrigation, sprinkler lines, center pivots, and surface irrigation setups for row crops, orchards, and greenhouses. They’re ideal for fertigation (fertilizer in irrigation), injecting soluble foliar or soil amendments, and soluble pesticides when materials are fully dissolved. They are less suitable for systems requiring very precise injection at extremely low flows or for handling viscous or particulate-laden products.

How should I install a Venturi injector for reliable operation?

Install the Venturi in a straight section of pressurized mainline where recommended flow and pressure are met. Follow the manufacturer’s orientation (usually inline with flow). Fit appropriate strainers/filters upstream, a foot valve or non-return valve on the suction tube, and isolation valves on both sides for service. Minimize suction-tube length and avoid kinks; ensure airtight fittings on the suction side. Always consult the product datasheet for required minimum/maximum pressure and flow ranges.

How do I set and check the injection rate for accurate fertigation?

Injection rate depends on venturi size and system flow. Manufacturers often specify a percentage or ml/l ratio at a given flow. Calibrate by running the system for a measured period and collecting fertilizer drawn into a graduated container — e.g., run for 10 minutes and measure volume to calculate ml/min or percent. Adjust irrigation flow or change venturi size if you need higher or lower dosing. For critical nutrient management, cross-check concentrations and run periodic solution tests in the field.

What maintenance and care does a Venturi injector need?

Routine maintenance includes keeping upstream filters clean, flushing the venturi and suction line after use, and inspecting seals and tubing for wear. If injecting acidic products, check for material compatibility and corrosion. Periodically disassemble to clean internal passages if suction weakens or chemical buildup occurs. Before wintering, drain and store components as recommended to prevent freeze damage. Always follow the manufacturer’s cleaning and inspection intervals.

What are common problems and troubleshooting steps when the Venturi injector doesn’t draw fertilizer?

Common causes: clogged upstream filter, air leaks or loose suction fittings, blocked or kinked suction hose, insufficient water flow or pressure for the model, or a fouled venturi throat. Troubleshooting: inspect and clean filters, tighten or reseat suction connections, shorten or replace the suction tube, verify the irrigation line meets the injector’s minimum flow/pressure, and flush the venturi. If the problem persists, check chemical compatibility and consider model sizing or professional service.

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