Proportional Fertilizer Applicator Plastic 3/4 Male 1

Proportional Fertilizer Applicator Plastic 3/4 Male 2

Proportional Fertilizer Applicator Plastic 3/4 Male 3

Proportional Fertilizer Applicator Plastic 3/4 Male 4

Proportional Fertilizer Applicator Plastic 3/4 Male 5

Proportional Fertilizer Applicator Plastic 3/4 Male 6

Proportional Fertilizer Applicator Plastic 3/4 Male 7

Proportional Fertilizer Applicator Plastic 3/4" Male

Place of Origin:

China

Shipping:

Support Sea freight

Payments:

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

Lead Time:

1-200(pieces):31(days),>200(pieces):To be negotiated(days)

model number:

HY-2502

brand name:

HYRT

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interface dimensions

3/4'

working temperature

4-40℃

flow range

20-2500L/H

scale range

0.3%-2%, 0.4%-4%

working pressure

0.2-8 bar

Name

Proportional Irrigation applicator

Connection

Male Thread

Certification

CE ISO

Package

Carton Package

Color

green/grey

MOQ

10 Pcs

material

Plastic

place of origin

Shandong, China

type

Other Watering & Irrigation

Compact design, precise dosing

This plastic 3/4" male fertilizer applicator delivers precise proportional dosing (0.3–2% / 0.4–4%) across 20–2500 L/h and 0.2–8 bar to ensure consistent nutrient distribution and healthier crops. Its durable green/grey construction, compact low-profile shape and standard 3/4" male thread make installation fast and reliable in 4–40°C field conditions. CE/ISO-certified quality, eco-friendly carton packaging and a low MOQ of 10 support scalable purchases and worry-free delivery for growers and irrigation professionals.

Proportional Plastic Fertilizer Adapter

This fertilizer applicator is a proportional plastic unit with a 3/4" male threaded connection and green/grey, CE/ISO‑certified construction engineered to operate reliably at 0.2–8 bar and 4–40°C. Its adjustable metering scales (0.3–2% and 0.4–4%) and wide flow compatibility (20–2500 L/h) provide accurate nutrient dosing and easy integration with drip, filter and valve assemblies. The lightweight, corrosion‑resistant structure minimizes maintenance and chemical wear, delivering cost‑effective dosing for greenhouse, orchard and field irrigation while professional packaging and quality inspection ensure safe delivery.

Plastic Proportional Fertilizer Applicator

This proportional fertilizer applicator is a durable plastic unit with a 3/4" male threaded connection, available in green or grey and certified to CE and ISO standards. It features adjustable dosing scales (0.3–2% and 0.4–4%), supports flows from 20–2500 L/h, and operates at 0.2–8 bar and 4–40°C for accurate nutrient injection. The HY-2502 model is compact, easy to install in drip or sprinkler systems, comes packaged in cartons, and has a MOQ of 10 pieces.

◎ Product overview

◎ Durable plastic construction

◎ Precise injection control

Precise Durable Adjustable Leakproof

Built by a specialist agri-hardware brand, this proportional fertilizer applicator features a robust, UV-stabilized plastic body and a 3/4-inch male threaded inlet for leak-free integration with drip and sprinkler systems. It delivers precisely metered proportional dosing tied to irrigation flow, with a clog-resistant injector and intuitive flow-adjustment controls that ensure uniform nutrient distribution and reduced chemical waste. Key features and advantages include tool-free installation, chemical-resistant seals, low-maintenance internals, compatibility with common irrigation fittings, and cost-effective, consistent fertilization that improves plant health and extends system longevity.

Material introduction

Constructed from high-grade engineering plastic, this proportional fertilizer applicator provides excellent chemical and corrosion resistance for reliable handling of liquid fertilizers. Its lightweight, UV-stable body tolerates the working pressure range (0.2–8 bar) and temperatures of 4–40°C while preserving precise proportional delivery across the 0.3–4% scale and 20–2500 L/h flow range. The molded 3/4" male threaded connection and durable plastic construction ensure easy installation, long service life, and minimal maintenance in irrigation systems.

◎ Durable chemical‑resistant polymer

◎ UV‑stabilized reinforced plastic

◎ Corrosion‑proof engineered compound

FAQ

What is a Proportional Fertilizer Applicator (Plastic 3/4" Male) and how does it work?

It is a non-electric, inline injector that attaches to a 3/4" water line and proportionally draws concentrated fertilizer or chemical into the irrigation water stream using a Venturi/vacuum effect. The applicator meters product in proportion to water flow (rather than by time), so the injection rate increases or decreases with water flow. It typically has an adjustable dial or interchangeable jets to change the proportion and a 3/4" male thread for connection.

What types of irrigation and application scenarios is this device suitable for?

It’s well suited for small- to medium-scale fertigation and chemical applications such as residential lawns, garden beds, drip and micro-irrigation lines, greenhouse benches, nurseries, and small farm plots. It can be used for liquid fertilizers, soluble nutrients, some herbicides, or wettable formulations that are compatible with the unit’s plastics—ideal when you want a simple, flow-proportional dosing method without a pump.

How do I install and connect the 3/4" male applicator to my water line?

Turn off the water, confirm the flow-direction arrow on the unit, and thread the 3/4" male connector into a matching 3/4" female hose or adapter using appropriate thread tape or sealant. Install upstream and downstream shutoffs and a strainer before the injector to prevent debris, and place the chemical pickup tube into your solution container (container should be at or below the injector inlet level unless otherwise specified). Open the water slowly, check for leaks, and verify the injector is drawing solution.

What pressure and flow conditions are needed for reliable operation?

These injectors require a minimum flow and pressure to create the suction—typical workable ranges are low-to-moderate residential pressures (often about 20–80 psi) and enough flow (commonly 1+ GPM depending on model). Exact minimums and optimum ranges vary by manufacturer, so consult the product documentation. For consistent performance use a steady pressure source, and consider a pressure regulator, flow control valve, and an inline filter if your water is dirty.

How do I set and check the dosing rate, and how accurate is it?

Most proportional applicators have an adjustable knob or jets to change the injection ratio. To check dosing, collect treated water for a set time, measure the amount of concentrate drawn, and calculate the percentage (concentrate volume ÷ total water volume × 100). These simple injectors give good approximate proportional dosing for many landscaping and horticultural uses, but they are less precise than metering pumps—if tight accuracy is required, use a calibrated dosing pump.

What maintenance, cleaning, and safety steps should I follow?

After each use flush the injector and pickup tube with clean water to prevent buildup and clogging; clean or replace strainers and inspect O-rings for wear. Do not use with highly viscous, corrosive, or undiluted chemicals unless manufacturer compatibility is confirmed—check chemical compatibility with the product’s plastic. Install a backflow prevention device to protect potable water supplies, and winterize or store the unit indoors in freezing climates to avoid damage.

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