Circumference Pumps Resources
Monoblock centrifugal pump with the pump casing bolted directly to the electric motor
Centrifugal Pumps

Monoblock Centrifugal Pump

Pump and motor in one housing, nothing to align

  • Single shared shaft
  • No coupling to align
  • Compact footprint
  • Threaded connections
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We confirm price and availability before anything is supplied.

  • Specified against your duty, not sold from a shelf
  • Installation and commissioning available
  • You reach the engineers — ask before you commit

Overview

A monoblock puts the impeller directly on the motor shaft, so there is no coupling, no baseplate alignment and no guard to maintain. That removes the most common cause of vibration and bearing wear on a small installation.

It is the practical choice where space is tight and the duty is straightforward — a compact unit that bolts down and runs.

Specifications

Overview

Pump type
Monoblock centrifugal
Stages
Single stage
Drive
Direct — impeller on the motor shaft

Construction

Casing
Cast iron
Connections
Threaded suction and discharge
Alignment
None required

Specifications confirmed per application

Flow, head, power and connection sizes are selected against your duty rather than published as a fixed figure. Tell us the application and we will confirm the exact specification.

Tell us your duty

Applications

  • Domestic and small commercial water supply
  • Tank-to-tank transfer
  • Pressure boosting in a plant room
  • General purpose clean water duty