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Zeox FIRST V 16001-37-2 | Wilo
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Zeox FIRST V 16001-37-2

Article number: 4191958
Technical data
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Vertical, multi-level, highly-efficient and non self-priming high-pressure multistage centrifugal pump with offline connections.

This non self-priming high-pressure multistage centrifugal pump has a compact design and is particularly efficient and user friendly. The standard-mounted IEC standard motor equipped with a PTC sensor, and our proprietary hydraulics ensure extremely high efficiency. It can be equipped with a stuffing box packing upon request, which can be swapped out without dismantling the pump thanks to its exclusive Twinner System packing construction.


The pump is suitable for use in professional irrigation/agriculture, water supply, pressure boosting, fire fighting and in the area of heating, air conditioning, cooling.

Special features / product benefits

  • Extremely efficient hydraulics and highly-efficient IE3 motor with standard-mounted PTC sensor
  • Pump set standard mounted with rigid coupling between motor and hydraulics and with mechanical seal
  • Standard-mounted bypass flushing device guarantees a long service life for the mechanical seal
  • Clever flange positioning and stuffing box gland upon request
  • Bronze impellers upon request for high reliability

Scope of delivery

  • Pump set for vertical installation including motor, coupling, baseplate and pump
  • Installation and operating instructions
Pump housing Grey cast iron
Shaft Steel
Shaft seal QBPGF
Gasket material NBR
Impeller Grey cast iron
Operating Data
Min. fluid temperature Tmin -5 °C
Max. fluid temperature Tmax 90 °C
Maximum operating pressure p 40.0 bar
Max. ambient temperature Tmax 40 °C
Motor data
Mains connection
  • 3~400 V, 50 Hz
  • 3~690 V, 50 Hz
Shaft power P2(Q=max.) of selected impeller * number of pumps NO VALUE 37000 W
Rated speed n 2900 1/min
Rated current IN 67.8 A
Motor efficiency ηM 50% 92.6 %
Motor efficiency ηM 75% 93.8 %
Motor efficiency ηM 100% 93.8 %
Power factor cos φ 0.84
Installation dimensions
Pipe connection on the suction side DNs DN 100
Pipe connection on the discharge side DNd DN 80
Ordering information
Net weight, approx. m 389 kg
Brand Wilo
Product description Zeox FIRST V 16001-37-2
Article number 4191958

Installation and operating instructions

Wilo-Zeox FIRST

Article Number 4192053
Edition 1411
Page format A4
Number of pages 1
ZIP (13 MB)

Wilo-Zeox FIRST

Article Number 4192053
Edition 1411
Page format A4
Number of pages 29
PDF (1 MB)

Wilo-Zeox FIRST

Article Number 4192053
Edition 2017-10
Page format 148.2 x 209.9 mm
Number of pages 108
PDF (9 MB)

Certificate REACH

REACH Regulation

Edition 2021-05
Page format 209.9 x 297.0 mm
Number of pages 4
PDF (212 KB)