{"product_id":"stenneradjustableperistalticpumpw14tube120v60hz45mjl5a1staastn45mjl5a1staa","title":"Stenner Adjustable Peristaltic Pump w\/ 1\/4\" Tube 120V\/60Hz | 45MJL5A1STAA","description":"\u003cdiv\u003e\n\u003ch2\u003eStenner 45MJL5A1STAA – Classic 45 Series Adjustable Chemical Injection Pump\u003c\/h2\u003e\n\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe Stenner 45MJL5A1STAA is a high-quality peristaltic metering pump designed for precise and consistent chemical injection in pool, spa, and water treatment systems. It provides adjustable flow control, dependable operation, and compatibility with a wide range of liquid chemicals including sanitizers, acids, and pH adjusters.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAdjustable output up to 50 gallons per day at 25 PSI.\u003c\/li\u003e\n\u003cli\u003eSelf-priming peristaltic design—no need for valves or complex priming procedures.\u003c\/li\u003e\n\u003cli\u003eDurable motor and chemical-resistant tubing for long-term reliability.\u003c\/li\u003e\n\u003cli\u003e120V AC, 60Hz motor suitable for continuous or intermittent operation.\u003c\/li\u003e\n\u003cli\u003eManual feed rate control dial allows fine-tuning of chemical dosing from 5% to 100% output.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePart Number: 45MJL5A1STAA\u003c\/li\u003e\n\u003cli\u003eSeries: Classic 45 Adjustable\u003c\/li\u003e\n\u003cli\u003eVoltage: 120V AC \/ 60Hz\u003c\/li\u003e\n\u003cli\u003eMaximum Output: 50 GPD (gallons per day)\u003c\/li\u003e\n\u003cli\u003eMaximum Pressure: 25 PSI\u003c\/li\u003e\n\u003cli\u003eMotor Power: 1\/30 HP\u003c\/li\u003e\n\u003cli\u003eTubing Connections: 1\/4\" ID suction and discharge\u003c\/li\u003e\n\u003cli\u003eTube Material: Santoprene (standard chemical-resistant)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cp\u003eThis Stenner pump is commonly used in pool and spa systems, water treatment facilities, and chemical feed applications where accurate dosing is critical. Typical uses include injecting chlorine, acid, soda ash, or specialty chemical solutions for sanitation, pH control, and oxidation.\u003c\/p\u003e\n\u003ch3\u003eInstallation Instructions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMount the pump securely on a flat, stable surface near the chemical source.\u003c\/li\u003e\n\u003cli\u003eConnect the suction tubing to the chemical supply tank and the discharge tubing to the injection point.\u003c\/li\u003e\n\u003cli\u003eEnsure proper alignment and secure all connections to prevent leaks.\u003c\/li\u003e\n\u003cli\u003eConnect to a 120V grounded outlet and verify power supply matches specifications.\u003c\/li\u003e\n\u003cli\u003ePrime the pump and adjust the feed rate using the control dial for desired output.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTroubleshooting\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo chemical output:\u003c\/strong\u003e Check for air leaks, clogged suction tubing, or worn pump tubing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePump not running:\u003c\/strong\u003e Verify power connection, on\/off switch position, and ensure motor is not overloaded.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInconsistent dosing:\u003c\/strong\u003e Inspect tubing for cracks or stiffness and replace if necessary.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLeaks at fittings:\u003c\/strong\u003e Tighten connections and verify correct tubing size and chemical compatibility.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eMaintenance Tip\u003c\/h3\u003e\n\u003cp\u003eInspect the pump tubing and fittings monthly for wear or leaks. Replace the pump tube at least once a year or sooner if it shows signs of fatigue. Flush the pump and lines when changing chemical types to prevent cross-contamination. Regular maintenance ensures consistent dosing accuracy and extends the life of the pump.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Stenner","offers":[{"title":"Default Title","offer_id":46797824262319,"sku":"45MJL5A1STAA","price":469.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0734\/6415\/2239\/files\/stenner-adjustable-peristaltic-pump-w-14-tube-120v60hz-45mjl5a1staa-pool-pumps-3487776.jpg?v=1777067773","url":"https:\/\/freshized.com\/products\/stenneradjustableperistalticpumpw14tube120v60hz45mjl5a1staastn45mjl5a1staa","provider":"Freshized","version":"1.0","type":"link"}