Jet HWJ 50 L 203 (1~230 V) | Wilo
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Jet HWJ 50 L 203 (1~230 V)

Technical data
Tender text

Centrifugal pump system with horizontal suction and vertical pressure port, consisting of:

Self-priming, single-stage jet pump with continuous motor pump shaft and direction of bidirectional mechanical seal. Directly flanged AC or three-phase motor with built-in thermal motor protection switch and condenser for AC version.

Pump control by means of control kit with diaphragm pressure vessel, pressure switch and pressure gauge (0 – 6 bar).

The pressure tank is equipped with a robust replaceable membrane made from the high performance material EPDM.

All parts that come into contact with the fluid are corrosion-proof.

Pump system ready for connection, pre-assembled and wired with 2 m cable and mains plug. Ideally suited for use in garden and hobby areas. Connection via terminal box for three-phase version.

Pump housing
Stainless steel
Stainless steel
Stainless steel
Shaft seal
Gasket material
Operating data
Fluid media
Min. fluid temperature Tmin
5 °C
Max. fluid temperature Tmax
35 °C
Gross volume of the diaphragm expansion tank V
50 l
Maximum operating pressure p
10.0 bar
Pressure port
Rp 1
Max. ambient temperature Tmax
40 °C
Motor data
Electromagnetic compatibility
EN 61000-6-1, -2, -3, -4
Rated current IN
5.2 A
Power factor cos φ
Rated speed n
2900 1/min
Mains connection
1~230 V, 50 Hz
Insulation class
Rated power P2
0.75 kW
Installation dimensions
Pipe connection on the suction side DNs
Rp 1
Pipe connection on the discharge side DNd
Rp 1
Ordering information
Net weight, approx. m
17 kg
Product description
Jet HWJ 50 L 203 (1~230 V)
Article number

Installation and operating instructions


Article Number 2050754
Edition 2017-08
Page format 209.9 x 297.0 mm
Number of pages 68
PDF (2 MB)

Wilo-HiMulti 3 H... Wilo-HMHI, Wilo-Jet HWJ

Article Number 2544452
Edition 1807
Page format 209.9 x 297.0 mm
Number of pages 100
PDF (10 MB)

Certificate REACH (Documents)

REACH regulation

Edition 2020-08
Page format 209.9 x 297.0 mm
Number of pages 2
PDF (158 KB)