Accurate Medication Delivery for Livestock Water Systems

The Stennicator Injector Pump # E20MH81S is a high-performance medicator pump designed for precise, automatic dosing of medications, vitamins, and supplements into livestock water lines.  Whether you’re operating a hog barn, poultry house, or mixed-animal facility, the Stennicator ensures accurate, reliable delivery of treatment solutions directly through your water system.  Built with durability in mind, this inline injector pump is designed to withstand the demands of agricultural environments while providing adjustable dosing for a variety of applications.

The E20MH81S is ideal for daily medication programs, flushing routines, or supplement administration.

With the Stennicator Injector Pump, you’ll save time and ensure your animals receive consistent and accurate medication—no guesswork, no manual mixing, and no interruptions to water access. Ideal for automated barns, it’s the go-to choice for serious producers who rely on precision and simplicity.

Benefits:

• Injects directly into line, eliminating water flow restriction
• Stock solution does not contact any moving parts
• Unaffected by water quality, scale or solids
• Solid, one-piece tube construction
• UL and cUL listed
• Easy to clean and maintain with effortless tube replacement
• Adjustable Injection rate – set the exact dosage required
• Works with common 5-gallon medicator buckets and injection setups

Specifications:

• Voltage: 120V/60Hz
• Maximum Operating Temp: 104° F
• Amp Draw: 1.7 @120V
• Pump Dimensions: 5.3″ L x 3.6″ W x 5.8″ H
• Shipping Weight: 4 lbs.
• MPN: E20MH81S

Each Stennicator Includes:

• [3] 1/4″ Connecting Nuts
• [3] 1/4″ Ferrules
• [1] Injection Check Valve
• [1] Weighted Strainer
• [1] 20′ Roll of 1/4″ White Stanoprene Suction/Discharge Tubing
• [1] Additional Pump Tube
• [1] Installation Manual