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Accurate Low-Dose Chemical Injection Made Easy

The Stenner Econ LD Series is designed for applications where precise chemical dosing is essential. Whether injecting flocculants, coagulants, anti-scalants, sanitizers, or other treatment chemicals, the Econ LD delivers dependable low-volume metering in a compact and easy-to-maintain package.

Unlike many standard metering pumps, the Econ LD is specifically engineered for low-flow accuracy. With injection rates as low as 0.04 oz/hr and a wide 50:1 adjustment range, users can make precise output changes without sacrificing reliability or consistency.

Built for Accurate Performance

The Econ LD features a variable-speed design controlled by an adjustable potentiometer, allowing operators to easily fine-tune chemical feed rates to match system requirements.

Performance highlights include:

, Adjustable output from very low feed rates to 50.7 oz/hr

, 50:1 turndown capability

, Output reproducibility of ±2%

, Continuous-duty operation

, Maximum working pressure up to 80 PSI

Designed for Reliability

Built with a long-life brushless motor and enclosed housing, the Econ LD is intended for dependable operation in both indoor and outdoor environments. The pump is self-priming, capable of running dry, and suitable for pumping off-gassing solutions.

Additional benefits include:

, Brushless motor for long service life

, Self-priming operation up to 25 feet

, Indoor and outdoor installation capability

, Compact footprint

, Quiet operation

, Wall-mountable design

Easy Maintenance

Routine service is simplified through Stenner's patented quick-release pump head. Pump tube replacement can be performed without tools, helping reduce maintenance time and system downtime.

Tank System Options

For easier installation, the Econ LD is available factory-mounted on solution tanks in:

, 7.5-gallon capacity

, 15-gallon capacity

, 30-gallon capacity

UV gray tanks are available for outdoor use, while white tanks are available for indoor installations.

Ideal Applications

The Econ LD is particularly well suited for:

, Flocculant dosing

, Coagulant injection

, Anti-scalant treatment

, Sanitizer feed systems

, Water treatment processes

, Low-volume chemical metering applications

For facilities that require highly accurate, low-volume chemical injection, the Stenner Econ LD Series provides a dependable solution with precise output control, simple maintenance, and long-term reliability.