Multiquip Submersible Centrifugal Pump ST2037 2 In 1HP Electric Dewatering (73 GPM Flow Rate 37 Ft Total Head Cast Aluminum Heavy Duty Utility Kit)
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Multiquip ST2037 2-Inch 1HP Electric Submersible Centrifugal Dewatering Pump
The Multiquip ST2037 2-Inch Electric Submersible Centrifugal Pump functions as a high-flow fluid evacuation unit engineered to transfer clean and silt-laden water out of flooded construction excavations, utility vaults, and mechanical pits. Driven by a 1 HP 115V single-phase electric motor drawing 6.9 running amps, this compact 31-lb. pump moves up to 73 GPM with a maximum head lift of 37 ft. and dewaters flat concrete surfaces down to 1/2 in. depths. Built with a rugged cast aluminum outer housing, dual mechanical oil-lubricated seals, and an elastomer-molded impeller, this dewatering equipment provides reliable liquid transfer for municipal crews, utility contractors, and facility maintenance teams operating in confined sites.
Best Used For:
- Utility Pit & Vault Dewatering: Evacuating standing water down to 1/2 in. depths from narrow electrical vaults, manholes, and utility trenches prior to cable splicing or maintenance.
- Jobsite Foundation & Excavation Drainage: Pumping accumulated groundwater and rainwater runoff out of concrete footings and foundation basements at rates up to 73 GPM.
- Confined Space Flood Mitigation: Rapidly deploying a slim 7.4 in. diameter electric pump into restricted sump pits and drainage basins requiring continuous pumping up to 120°F.
Key Performance & Safety Features
- 1 HP Thermal-Protected Electric Motor: UL and cUL listed 115V motor incorporates internal thermal overload protection to prevent stator burnout during high-load continuous pumping.
- Dual Mechanical Shaft Seals: Oil-filled dual mechanical seal chamber isolates electrical motor windings from fluid intrusion to ensure long service life.
- Neoprene Over Cast-Iron Impeller: Abrasion-resistant rubberized impeller absorbs grit and particulate impact without eroding or binding against the volute wall.
- Cast Aluminum Outer Casing: High-strength lightweight cast aluminum housing dissipates heat efficiently while maintaining structural durability at just 31 lbs.
- Flat-Surface Evacuation Capabilities: Engineered suction casing geometry lowers standing water levels down to a minimal 1/2 in. depth on level concrete floors.
- Heavy-Duty Molded 25-Foot Cable: Industrial-grade power cord features integrated strain relief protection to withstand continuous pulling and rough jobsite handling.
What's Included
- (1) Multiquip ST2037 2 in. 1HP Electric Submersible Centrifugal Pump
- (1) 25 ft. Molded Power Cord with Strain Relief
Technical Specifications
MULTIQUIP ST2037 2" 1 HP SUBMERSIBLE CENTRIFUGAL DEWATERING PUMP
Confined Utility Vault, Excavation Drainage & Sump Pumping Specifications
| Manufacturer & Model | Multiquip® | ST2037 |
| Equipment Classification | Electric Submersible Centrifugal Dewatering Pump |
| Discharge Connection Size & Type | 2 in (50.8 mm) NPT Female Threaded Port |
| Maximum Water Flow Capacity | 73 GPM (276 LPM / 16.6 m³/h) |
| Maximum Total Dynamic Head (TDH) | 37.0 ft (11.3 m / 16.0 PSI) |
| Flat-Surface Drawdown Clearance | Dewatering Down to 1/2 in (12.7 mm) Standing Water Depth |
| Motor Output & Electrical Input | 1.0 HP (0.75 kW) | 115V AC, Single Phase (60 Hz) |
| Electrical Current Draw | 6.9 A Running Current (34.5 A Starting Inrush Current) |
| Shaft Sealing System | Dual Mechanical Oil-Lubricated Shaft Seals in Isolated Chamber |
| Housing & Impeller Construction | Cast Aluminum Outer Casing with Elastomer/Neoprene-Molded Cast-Iron Impeller |
| Maximum Liquid Fluid Temperature | Continuous Pumping up to 120°F (48.9°C) |
| Power Cable Configuration | 25 ft (7.6 m) Heavy-Duty Molded Cord with Integrated Strain Relief |
| Physical Dimensions (Diameter × Height) | 7.4 in Dia. × 15.4 in H (18.8 cm × 39.1 cm / 188 mm × 391 mm) |
| Operating Net Weight | 31.0 lbs (14.1 kg) |
| Safety Agency Certifications | UL Listed & cUL Certified with Internal Thermal Overload Protection |
| Package Contents | (1) Multiquip ST2037 Pump, (1) 25-Ft Molded Power Cable with Strain Relief |