[shortdesc]

Operation Mode	Automatic - Float
Voltage	115V
Horse Power	1 HP
MPN	HSZ3.75S

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Product Description

The TSURUMI HSZ3.75S is an advanced semi-vortex submersible pump built for automatic operation in dewatering, wastewater, and drainage applications. This high-performance pump is equipped with a urethane rubber impeller, an integrated agitator for handling sand and debris, and a durable automatic float switch. Featuring robust construction with corrosion-resistant materials like ductile cast iron and stainless steel, as well as thermal overload protection, the HSZ3.75S delivers efficient and reliable operation. Its compact design makes it ideal for confined spaces and diverse applications.

Top Features

Automatic Float Switch: Provides hands-free operation for start/stop functionality based on water levels.
Semi-Vortex Impeller with Agitator: Effectively suspends solids and pumps sand, sludge, and stringy materials.
High Durability: Features ductile cast iron casing, urethane rubber impeller, and stainless-steel shaft.
Thermal Protection: Integrated thermal overload protection ensures long-lasting motor reliability.
Compact and Portable Design: Lightweight top-discharge pump easily fits into tight spaces for versatile use.

Category	Details
Model	HSZ3.75S
Type	Semi-Vortex Submersible Pump with Agitator
Operational Mode	Automatic with Float Switch
Horsepower	1 HP (0.75 kW)
Capacity	13.2 ~ 61.0 GPM (0.05 ~ 0.23 m³/min)
Total Head	13.1 ft ~ 62.0 ft (4.0 ~ 18.9 m)
Maximum Water Temperature	104°F (40°C)
Solids Handling	0.276” ~ 0.393” (7 mm ~ 10 mm)
Casing	Ductile Cast Iron
Impeller	Urethane Rubber
Shaft	403 Stainless Steel
Seal Material	Silicon Carbide
Fasteners	304 Stainless Steel
Motor Type	Air-Filled, 3600 RPM, 60 Hz
Voltage	115/230V, Single Phase
Insulation Class	Class E
Thermal Protection	Built-in
Discharge Size	3” NPT (80 mm)
Weight	43 lbs (19.6 kg)
Dimensions (L x W x H)	12 7/16” x 9 3/16” x 15 5/16”
Power Cable	32 ft (10 m)
Optional Accessories	Float Switch (TS-301) Extended Power Cable

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Info & Guides

User Manual	Download
Specification Sheet	Download
Part List	Download

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