Shopping Cart

Country and language selection

International websites (English)  (Deutsch)


Americas / Oceania

Africa and Middle East

Asia / Pacific

Amarex KRT Submersible motor pump
Submersible motor pump

Amarex KRT

Horizontal or vertical single-stage submersible motor pump in close-coupled design, with various next-generation impeller types, for wet or dry installation, stationary or transportable version, with energy-saving motor and models for use in potentially explosive atmospheres.
See all documents and downloads

Main Applications

  • Waste water management
  • Service water supply systems
  • Disposal
  • Waste water treatment plants
Show all applications

Technical Data

  • Max. flow rate10080 m3/h
  • Max. head120 m
  • Max. allowed working pressure12 bar
  • Max. allowed fluid temperature60 °C


  • Absolutely water-tight resin-sealed cable entries prevent any water from entering the motor – even in the event of a damaged cable.
  • Reliable operation ensured by leakage sensors signalling any ingress of moisture into the motor
  • Reliable operation ensured by sensors monitoring the motor temperature and preventing overheating

Characteristic curves

Your KSB contact: We're here to support you

Do you need any assistance finding the right material number?
We’ll soon provide a list so you can directly place your purchase order.
Meanwhile please contact our support:

Tel: + 46 31 7202495

Your KSB contact : We’re here to support you


TitleFormatSizeLast change
Amarex KRT; 60 Hz (2553.460_US)PDF12.684/19/2021
Amarex KRT, 50 Hz (2553.45_EN)PDF17.24/19/2021
Amarex KRT, DKN (2553.455385_EN)PDF8.34/19/2021
TitleFormatSizeLast change
Brochure AMAREX KRT (2300.023_EN)PDF6.624/19/2021
TitleFormatSizeLast change
General Arrangement Drawings 50/60 Hz (2553.37_EN)PDF46.874/19/2021
TitleFormatSizeLast change
Rope spacer (2553.8011_EN)PDF0.344/19/2021
Dual Voltage (2553.8211_US)PDF42.855/13/2021
TitleFormatSizeLast change
LevelControl Basic 2 (4041.5_EN)PDF7.234/19/2021
Amarex KRT, CE; 50 Hz (2553.5_EN)PDF7.124/19/2021
Amarex KRT, 60 Hz (2553.524_US)PDF7.744/19/2021
Amarex KRT, DKN (2553.585_EN)PDF7.45/1/2021

Technical Data

  • FunctionPump
  • Connection typeFlange
  • Drive conceptWith electric actuator
  • Max. flow rate10080 m3/h
  • Min. flow rate0.1 m3/h
  • Max. head120 m
  • Min. head0.1 m
  • Mains frequency50 Hz, 60 Hz
  • Mains voltage200 V, 208 V, 220 V, 230 V, 240 V, 380 V, 400 V, 415 V, 440 V, 460 V, 480 V, 500 V, 525 V, 575 V, 600 V, 660 V, 690 V
  • Casing materialEN-GJL-250, EN-GJS-500-7, EN-GJN-HB555(XCR14), GX2CRNIMOCUN25-6-3-3
  • Nominal pressurePN 10, PN 16, CL 125, CL 150
  • Max. allowed working pressure12 bar
  • Suction behaviourNon-self-priming
  • Max. allowed fluid temperature60 °C
  • Min. allowed fluid temperature0 °C

Sectional Drawings

  • Download
  • Download
  • Download
  • Download
  • Download

KSB - one of the world's leading manufacturers of industrial valves and pumps

Founded in 1871 in Frankenthal (Germany), KSB has been one of the leading suppliers of pumps and industrial valves for over 150 years. With more than 15,000 employees worldwide and its own sales and marketing, manufacturing facilities and service operations, KSB develops and produces custom-fit pumps for various applications.

As an experienced pump manufacturer, its product portfolio includes building and industrial technology, water transport, wastewater treatment and power plant processes. Thanks to innovative research and development, KSB can meet the most diverse requirements of customers. Benefit from many years of experience and technical expertise as a renowned pump manufacturer.

KSB pump manufacturers: the best solution for your plant
Industrial pumps and valves from KSB cover a wide range of applications and are highly energy-efficient. Products convince with the most innovative technology as well as with systems that have been tried and tested for many years - including the Etanorm water pump. Achieving more than 1.5 million sales worldwide, Etanorm is the most successful standard water pump. With KSB spare parts and services.

KSB ensures the operational reliability of its industrial pumps and valves. The KSB success formula for high-performance pumps lies in the technological strength in hydraulics, materials and automation.

Competent service right from the start
The numerous production facilities ensure that KSB as a pump manufacturer can guarantee customer proximity and first-class service. The experienced specialists are certified to ensure excellent quality and extensive experience. KSB Service takes care of the commissioning, inspection, servicing and maintenance of your pumps, valves and complete systems directly on site.  KSB also provide you with spare parts quickly. This means you get the best service directly from your pump manufacturer.