Dosatron Hi-Flo Injector - 1-1/2in - 40gpm - 0.03% to 0.20% - Viton Seals

High-Flow Proportional Injection for Large-Scale Irrigation and Greenhouse Systems

The Dosatron Hi-Flo D40MZ2 Injector handles up to 40 GPM through a 1-1/2 inch connection, making it the right choice for high-flow commercial applications. Non-electric and water-pressure driven, it delivers consistent proportional dosing at ratios from 1:500 to 1:50 (0.03% to 0.20%). Viton seals provide reliable performance with acidic chemistries and soluble cutting oils.

Key Features & Benefits

• 40 GPM flow capacity - Handles the largest commercial water lines without pressure loss or flow restriction.
• 1-1/2in connection size - Fits high-volume irrigation mains and commercial greenhouse distribution systems.
• Non-electric operation - Water-pressure driven for reliable performance in remote or electrical-restricted locations.
• Viton seals - Compatible with acidic chemistries and soluble cutting oils for versatile chemical application.
• 0.03% to 0.20% ratio range - Covers a wide range of low-concentration nutrient and chemical programs.
• Complete installation kit - Includes mounting bracket, suction hose, weighted strainer, and quick start guide.

Who Should Use This

Large commercial greenhouse operations, nurseries, and irrigation professionals running high-volume water lines who need consistent, precise chemical injection without the complexity of electric pumps. Suited for fertilizers, herbicides, disinfectants, and other liquid inputs.

Compatibility

Compatible with fertilizers, nutrients, herbicides, plant growth regulators, chlorine, insecticides, fungicides, algicides, acids, wetting agents, sanitizers, and nematodes. Viton seals support acidic chemistries and soluble cutting oils. Confirm chemical compatibility with Dosatron's published guide before use.

Frequently Asked Questions

What flow range does this injector support?

The D40MZ2 supports a flow range of 2.2 to 40 GPM through a 1-1/2in connection.

What operating pressure is required?

Operating pressure range is 4.3 to 116 PSI.

What injection ratio does this model provide?

The ratio range is 1:500 to 1:50, corresponding to 0.03% to 0.20% injection rates (7.5 to 75 mL/gal).

What accessories are included?

Includes a mounting bracket, suction hose, weighted strainer, and quick start guide.