Hayward 1.0 HP [12.0A] [1S] PowerFlo Pump (W3SP1592)

Type:	Pumps
Mfr	Hayward Pool Products
Mfg Part #	W3SP1592
Hzn Part #	34-150-1008E
Replaces:	340038
Horsepower:	1.0 HP
Frame:	48 Frame Thru-Bolt
Speed:	1-Speed
Voltage:	115V
Amperage:	12.0A
Wattage:	3.4 WEF
Hertz:	60 Hz
Suction Size:	1-1/2" FPT
Discharge Size:	1-1/2" FHPT (Hayward)
Drain Plug Location:	Not Listed

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TAGS: hayward, pumps

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SEE REPLACEMENT PART: OBSOLETE

A Hayward 1.0 HP PowerFlo single-speed pump with a 12.0 amp rating for compatible pool filtration systems. This pump provides the circulation needed to move water through the filter and support normal pool maintenance. It is a practical replacement when a PowerFlo pump is worn, leaking, hard-starting, or unable to maintain expected flow. Before ordering, compare the model number, voltage, plumbing orientation, and connection style to the existing pump. Proper installation helps protect the motor, filter, and pool equipment pad from avoidable performance problems caused by an incorrect match.

1.0 HP single-speed PowerFlo pump from Hayward.
Supports daily filtration and pool circulation needs.
Useful for replacing compatible worn or failed PowerFlo units.
Check electrical, plumbing, and filter compatibility first.
Confirm W3SP1592 part number before purchase.

Hayward Pool Products - Pool & Spa Parts, Replacement Components and Accessories

Who is Hayward Pool Products?

Hayward Pool Products is one of the world’s largest and most recognized manufacturers of pool and spa equipment, with over 90 years of industry leadership. Known for innovation, durability, and performance, Hayward designs complete pool systems used in residential and commercial applications worldwide. From circulation and filtration to heating and automation, Hayward products are trusted by pool professionals and homeowners for reliable operation, energy efficiency, and long-term value.

What products does Hayward Pool Products specialize in?

Hayward offers a comprehensive range of pool and spa equipment, including pool pumps, variable-speed pumps, cartridge and sand filters, DE filters, heaters, heat pumps, salt chlorination systems, automation controls, pool cleaners, lighting, valves, and replacement parts. Popular product lines include Super Pump®, TriStar®, MaxFlo®, ProSeries™ filters, AquaRite® salt systems, OmniLogic® automation, and Hayward pool cleaners. These products are engineered to work together as a complete system to improve water quality, circulation, and overall pool performance.

Why choose Hayward Pool Products parts for your pool or spa?

Hayward products are known for industry-leading performance, advanced technology, and wide compatibility. Their variable-speed pumps and automation systems help reduce energy costs, while their filtration and sanitation solutions maintain clean, balanced water. Because Hayward is one of the most widely used brands in the industry, replacement parts are readily available and designed for seamless integration. Pool professionals and homeowners choose Hayward for dependable equipment, innovation, and long-term reliability.

How do you identify and choose the correct Hayward Pool Products part?

To select the correct Hayward part, it’s important to match your equipment model, system type, and specifications such as pump horsepower, filter size, or control system compatibility. Checking part numbers, product labels, and system diagrams ensures proper fit and performance. Choosing the right Hayward component helps maintain efficiency, extend equipment life, and prevent costly system issues.

Need help finding the right Hayward Pool Products part?

At Bath & Spa Parts Online, we carry a wide selection of Hayward Pool Products pool, spa, and bath parts ready to ship. Can’t find what you need? Contact our Product Specialists at 800-918-9143, use the live chat, or visit our Contact Us page. For installation guides, part diagrams, and troubleshooting resources, visit the Bath & Spa Parts Online Knowledge Base for expert support.