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Series 120 - Hydraulic | Industrial Liquid Centrifugal Pump

The MP Pumps Series 120 Hydraulic is a high‑performance end‑suction centrifugal pump engineered for demanding fluid‑handling applications across agriculture, marine operations, industrial systems, and OEM environments. Designed for durability and efficiency, the Series 120 provides reliable hydraulic‑driven operation and outstanding resistance to wear, corrosion, and harsh operating conditions.

Product Overview

The Series 120 Hydraulic Pump delivers superior flow and pressure performance supported by robust materials and a highly efficient hydraulic drive system. Its construction is available in cast iron or bronze, making it adaptable to a wide variety of fluids. A dynamically balanced 6" (152.4 mm) enclosed impeller minimizes vibration and enhances efficiency while extending bearing life, ensuring long‑term stable operation.

A core feature of the design is its corrosion‑resistant mechanical seal combining carbon, ceramic, and Viton components, maintaining consistent sealing performance even under high pressures and abrasive fluid conditions. This makes the pump suitable for continuous‑duty applications where reliability and minimal maintenance are critical.

The hydraulic drive system uses a gerotor‑type hydraulic motor, offering three displacement options – 0.45, 0.58, and 0.73 cu. in. (7.37, 9.50, 11.96 cm³) - to match varying hydraulic flow and pressure requirements. With hydraulic flows up to 15 GPM (3.4 m³/h) and system pressures up to 2500 PSI (172 bar), the Series 120 delivers flexibility for diverse operating setups.

Engineered for durability and ease of integration, the pump features stainless steel fasteners, self‑draining ports, and compatibility with flow‑controlled hydraulic motors. The result is a rugged, adaptable centrifugal pump capable of reliable service in fluid transfer, irrigation systems, marine circulation, and specialized OEM machinery.

Features and Benefits

Key Features

  • 2" x 1½" NPT suction/discharge for efficient fluid movement
  • Cast iron or bronze construction for application‑specific durability
  • 6" (152.4 mm) dynamically balanced enclosed impeller for smooth operation and enhanced performance
  • Carbon/Ceramic/Viton mechanical seal for superior corrosion and wear resistance
  • Gerotor hydraulic motor options (.45, .58, .73 cu. in.) to match different hydraulic systems
  • Hydraulic flow up to 15 GPM (3.4 m3/h) and system pressure up to 2500 PSI (172 bar)
  • Ability to handle solids up to 0.24" (6 mm)
  • Stainless steel fasteners for long-term corrosion protection

Benefits

  • High efficiency and low vibration extend component life and reduce maintenance
  • Versatile hydraulic compatibility enables easy integration into OEM and custom systems
  • Reliable operation in harsh environments thanks to premium sealing and durable materials
  • Flexible application range: agriculture, industrial processes, marine systems, and equipment manufacturing
  • Excellent hydraulic performance for both low and high flow installations

Specifications

 

Suction / Discharge 2" x 1-1/2" NPT 
Materials of Construction Cast Iron 
Flow Up to 200 GPM (45.4 m3/h) 
Head Feet Up to 290' (88.3 m) 
Impeller 6" (152.4 mm) enclosed cast iron 
Seal Standard carbon / ceramic / Viton 
Drive Options 

Hydraulic motor .45 cu. in. (7.37 cm³) 

Hydraulic motor .58 cu. in. (9.50 cm³) 

Hydraulic motor .73 cu. in. (11.96 cm³) 

Max Solid Size .24" (6 mm) 
Hydraulic Fluid Flow Up to 15 GPM (3.4 m3/h) 
Options Hydraulic motors with flow controls 
Hydraulic Motor Gerotor 
Hydraulic System Pressure Up to 2500 PSI (172 bar) 
PSI / bar Up to 125 PSI / 8.6 bar