Little Giant [3.5A] [1S] Submersible Pump (504103)

Type:	Pumps
Mfr	Little Giant / Franklin
Mfg Part #	504103
Hzn Part #	34-401-1090
Replaces:	7307-101, 958189
Horsepower:	Not Listed
Speed:	1-Speed
Voltage:	115V
Amperage:	3.5A
Hertz:	60 Hz
Cord:	6' NEMA

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TAGS: littlegiant, pumps

Details

(DISCONTINUED BY MANUFACTURER)

SEE REPLACEMENT PART: OBSOLETE

Little Giant [3.5A] [1S] Submersible Pump is a replacement pump option for pool, spa, water feature, or equipment pad applications where dependable water movement is required. Selecting the correct pump involves more than horsepower alone; voltage, amperage, phase, plumbing connection, flow requirements, and the application type should all be checked before installation. This unit can be used when an existing pump has failed electrically, lost performance, become unreliable, or no longer meets the circulation demands of the system. The listed specifications for this item include 3.5A, 1S, which can help confirm the correct configuration before ordering. For best results, compare the current pump label, plumbing layout, and equipment requirements with the specifications in the title. Proper sizing and installation help protect downstream components while supporting more consistent circulation and filtration.

For this specific item, use part number 504103 as the primary reference when checking fitment. The vendor listed for this product is Little Giant / Franklin, and the category is Pumps, which helps identify the most likely equipment area but should not replace direct comparison with the original part. If the old part is still available, compare connection points, mounting locations, color or finish, molded markings, and any printed service numbers before installing the replacement.

Replacement pump for compatible pool, spa, or water movement applications
Useful when the existing pump is failed, noisy, leaking, or underperforming
Check voltage, amperage, phase, plumbing, and horsepower before ordering
Supports circulation, filtration, boosting, or submersible transfer use depending on model
Professional installation is recommended for electrical and plumbing connections

Little Giant / Franklin – Pumps, Water Transfer Systems and Pool & Spa Equipment

Who is Little Giant / Franklin?

Little Giant, a subsidiary of Franklin Electric, is a leading manufacturer of pumps and water movement systems used in residential, commercial, and industrial applications. With a history dating back to 1941, Little Giant is known for durable, high-performance pump solutions. Backed by Franklin Electric’s global expertise, the brand delivers reliable equipment designed for efficient water handling and long-term performance.

What products does Little Giant / Franklin specialize in?

Little Giant / Franklin specializes in utility pumps, sump pumps, condensate pumps, submersible pumps, and water transfer systems. Their product lineup includes equipment used for water circulation, drainage, and fluid movement in a variety of environments, including pool and spa systems. These pumps are essential for maintaining proper water flow and system functionality.

Why choose Little Giant / Franklin parts for your pool or spa?

Little Giant and Franklin products are known for rugged construction, reliability, and consistent performance. Their pumps are engineered to handle demanding conditions while delivering efficient water movement. Professionals choose Little Giant / Franklin for dependable equipment that supports long-term operation and minimizes maintenance issues.

How do you identify and choose the correct Little Giant / Franklin part?

To select the correct Little Giant or Franklin component, it’s important to match specifications such as pump type, flow rate, voltage, and application requirements. Reviewing model numbers and system compatibility ensures proper fit and performance. Choosing the right pump helps maintain efficient water circulation and reliable system operation.

Need help finding the right Little Giant / Franklin part?

At Bath & Spa Parts Online, we carry a wide selection of Little Giant / Franklin 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.