Little Giant 509412 9SC-CIA-RF Sewage Pump – 4/10 HP, 6000 GPH, 2" Solids, Cast Iron, Auto Submersible, 115V, 20' Cord

SKU: 509412

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Description

Little Giant 509412 9SC Series Submersible Sewage Pump | 4/10 HP, 115V, Cast Iron

The Little Giant 509412 (9SC Series) Submersible Sewage Pump is a trusted choice for residential sewage, effluent wastewater transfer, and dewatering applications. Engineered for reliability and built with a durable cast iron body, this automatic pump delivers continuous-duty performance while handling solids up to 2 inches in diameter.

Equipped with a 4/10 HP oil-cooled motor, a piggyback float switch, and a 2" FNPT discharge, the 9SC Series is designed for ease of installation and worry-free operation. With a flow rate of 100 GPM at 5 feet of head and a shut-off height of 20 feet, the 509412 is powerful enough for demanding residential sewage and wastewater applications, yet energy-efficient with a low amp draw.

Key Features & Benefits

  • Powerful 4/10 HP Motor – Permanent split capacitor motor delivers reliable pumping power with lower amp draw.

  • Automatic or Manual Operation – Includes piggyback float switch for versatile installation options.

  • High Solids Handling – Passes solids up to 2" diameter with ease.

  • Durable Cast Iron Construction – Built to withstand tough sewage and effluent applications.

  • Continuous Duty Rated – Oil-cooled motor with thermal overload protection ensures long service life.

  • High Flow Performance – Up to 100 GPM (6,000 GPH) at 5 ft of head, with 20 ft shut-off head.

  • Extended Cord Length – Comes with a 20 ft SJTW power cord for flexible installation.

Performance Ratings

  • Horsepower: 4/10 HP (0.4 HP)

  • Voltage: 115 VAC, single-phase

  • Amps (Full Load / Start): 8 A / 18.5 A

  • Max Flow Rate: 100 GPM (6,000 GPH)

  • Max Head Height: 20 ft

  • Cord Length: 20 ft

  • Duty Rating: Continuous duty, cCSAus approved

  • Warranty: 36 months

Materials of Construction

  • Pump Body/Base/Volute: Cast iron

  • Impeller: Nylon vortex design (non-clogging)

  • Motor Shaft: 420 stainless steel

  • Fasteners: Stainless steel

  • Bearings: Ball bearing, steel

  • Seals: Carbon/ceramic, nitrile

Common Applications

  • Residential sewage transfer

  • Effluent wastewater handling

  • Basement sewage ejector systems

  • Dewatering in utility and sump pits

  • Septic tank pumping to leach fields

A Reliable Sewage & Effluent Pump for Residential Systems

With its rugged cast iron build, powerful motor, and ability to handle solids up to 2 inches, the Little Giant 509412 9SC Series Sewage Pump is a dependable solution for sewage and wastewater transfer. Backed by a 3-year warranty, it’s designed to keep residential systems running smoothly with minimal maintenance.

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