Shopping Cart

Country and language selection

International websites (English)  (Deutsch)


Americas / Oceania

Africa and Middle East

Asia / Pacific

Ama-Porter Submersible motor pump
Submersible motor pump


Vertical single-stage fully floodable submersible waste water pump in close-coupled design (grey cast iron variant), non-explosion-proof.
See all documents and downloads

Main Applications

  • Drainage systems
  • Water extraction
  • Draining of pits, shafts, etc.

Technical Data

  • Max. flow rate40 m3/h
  • Max. head21 m
  • Max. allowed working pressure16 bar
  • Max. allowed fluid temperature40 °C


  • High operating reliability due to dry, pressure-tight and encapsulated squirrel-cage motor, thermal class F
  • Long service life with shaft made of corrosion-resistant stainless steel
  • Ease of service with wetted bolts made of stainless steel which are easy to undo even after years of operation


  • A10A_3037301643-1_2
    Suitable for plants to Standard EN 12050-1
  • A10A_3037301643-2_2
    BMW (test report) Nos.: 0420266-01 to 05

Characteristic curves

Material number list – Ama-Porter

13 products
NameComponent type seriesComponent sizeMains voltageMotor current typeRated frequency MotorRated motor power P2Float switchLength power cableActive hydraulic componentWeightMaterial numberPrice
AMA-PORTER 500 ND-1KSB Ama-Porter [A]500400VThree-phase current50Hz0.55kWNo10mFree flow impeller22 Kilogram39017191
upon request
AMA-PORTER 500SE-1KSB Ama-Porter [A]500230VSingle-phase AC50Hz0.55kWYes10mFree flow impeller23 Kilogram39017187
upon request
AMA-PORTER 501 ND-1KSB Ama-Porter [A]501400VThree-phase current50Hz0.75kWNo10mFree flow impeller23 Kilogram39017103
upon request
AMA-PORTER 501 SE-1KSB Ama-Porter [A]501230VSingle-phase AC50Hz0.75kWYes10mFree flow impeller23 Kilogram39017100
upon request
AMA-PORTER 502 ND-1KSB Ama-Porter [A]502400VThree-phase current50Hz1.1kWNo10mFree flow impeller23 Kilogram39017104
upon request


TitleFormatSizeLast change
2-page product description Ama-Porter (2539.024_EN)PDF0.44/19/2021
TitleFormatSizeLast change
TitleFormatSizeLast change
Ama-Porter, 50 Hz (2539.51_EN)PDF5.254/19/2021
Ama-Porter, 60 Hz (2539.56_EN)PDF4.984/19/2021
TitleFormatSizeLast change

Technical Data

  • FunctionPump
  • Connection typeFlange
  • Drive conceptWith electric actuator
  • Max. flow rate40 m3/h
  • Min. flow rate0.1 m3/h
  • Max. head21 m
  • Min. head0.1 m
  • Mains frequency50 Hz
  • Mains voltage230 V, 400 V
  • Casing materialEN-GJL-250
  • Nominal pressurePN 16
  • Max. allowed working pressure16 bar
  • Suction behaviourNon-self-priming
  • Max. allowed fluid temperature40 °C
  • Min. allowed fluid temperature2 °C

Sectional Drawings

  • Download
  • Download

KSB is your reliable partner even in COVID-19 times

KSB products are essential for our daily lives. We are aware of this big responsibility and therefore we keep up providing you with reliable and depending performance & support even within the COVID19-pandemic. Watch out our video with our Managing Director Peter Weber and learn how we manage this challenging times.

KSB flags

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 100 years. With more than 15,500 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.