End of production 2026

Initial JET 4-4

Name: Initial JET 4-4
Brand: Wilo
SKU: 4168023

Multistage monobloc pump

Article number: 4168023

Series Initial Jet

Data sheet

Hydraulic data
Maximum operating pressure PN	6 bar
Discharge port	G 1
Min. fluid temperature T_min	5 °C
Max. fluid temperature T_max	35 °C
Min. ambient temperature T_min	0 °C
Max. ambient temperature T_max	40 °C

Motor data
Mains connection	1~230 V, 50 Hz
Voltage tolerance	±10 %
Shaft power P2(Q=max.) of selected impeller * number of pumps	750 W
Rated power P₂	0.75 kW
Rated current I_N	5 A
Rated speed n	2850 1/min
Insulation class	F
Protection class	IPX4

Materials
Pump housing	Grey cast iron
Impeller	Stainless steel
Shaft	Steel
Shaft seal	BQ1PFF
Gasket material	NBR

Installation dimensions
Pipe connection, suction side DNs	G 1
Pipe connection, discharge side DNd	G 1

Ordering information

Product data
Brand	Wilo
Product description	Initial JET 4-4
Article number	4168023
EAN number	4048482250854
Colour	green/black
Minimum order quantity	1
Date of sales availability	2018-09-01

Packaging
Packaging type	Cardboard box
Packaging property	Transport packaging
Pieces per pallet	1
Number per layer	1

Dimension, weight
Length with packaging	453 mm
Length L	435 mm
Height with packaging	241 mm
Height H	204 mm
Width with packaging	201 mm
Width W	187 mm
Gross weight, approx. m	15.9 kg
Net weight, approx. m	15.4 kg

Self-priming single-stage jet pump for water supply, irrigation and rainwater utilisation. Self-priming up to 8 m. Electrical connection via a terminal box. All parts that come into contact with fluids are corrosion-resistant.

Materials
Pump housing	Grey cast iron
Shaft	Steel
Shaft seal	BQ1PFF
Gasket material	NBR
Impeller	Stainless steel

Operating data
Min. fluid temperature T_min	5 °C
Max. fluid temperature T_max	35 °C
Maximum operating pressure p	6.0 bar
Discharge port	G 1
Max. ambient temperature T_max	40 °C

Motor data
Mains connection	1~230 V, 50 Hz
Voltage tolerance	±10 %
Rated power P₂	0.75 kW
Rated current I_N	5 A
Rated speed n	2850 1/min
Insulation class	F
Protection class	IPX4

Installation dimensions
Pipe connection, suction side DNs	G 1
Pipe connection, discharge side DNd	G 1

Ordering information
Net weight, approx. m	15.4 kg
Brand	Wilo
Product description	Initial JET 4-4
Article number	4168023

Installation type

In inlet mode (3)
Wall bracket
	Wall bracket	4027328

Shut-off valve
	Ball valve Rp 1	2663980

Screwed connection for non-return valve
	Screwed connection for non-return valve DN 25	2660509


In suction mode (2)
Wall bracket
	Wall bracket	4027328

Shut-off valve
	Ball valve Rp 1	2663980


In suction mode with floating intake (9)
Wall bracket
	Wall bracket	4027328

Shut-off valve
	Ball valve Rp 1	2663980

Suction/pressure hose kit
	Suction/pressure hose 1¼" SE, PN 10, 1.5 m (cpl.)	2025973
	Suction/pressure hose 1¼" SE, PN 10, 3.0 m (cpl.)	2025974
	Suction/pressure hose 1¼" SE, PN 10, 5.0 m (cpl.)	2025975
	Suction/pressure hose 1¼" SE, PN 10, 10.0 m (cpl.)	2025976
	Suction/pressure hose 1¼" SE, PN 10, 15.0 m (cpl.)	2025977

Coarse suction filter (floating extractor)
	Coarse suction filter GR	2024960

Fine suction filter (floating extractor)
	Fine suction filter FR	2024962


In suction mode with suction hose (4)
Wall bracket
	Wall bracket	4027328

Shut-off valve
	Ball valve Rp 1	2663980

Suction hose set
	Suction hose set G1, 7 m	4027874
	Suction hose set G1¼, 7 m	4056081

Mechanical accessories

Valves (2)
Shut-off valve
	Ball valve Rp 1	2663980

Non-return valve
	Non-return valve RV/S R 1	2660842


Hoses / hose joints (7)
Suction/pressure hose kit
	Suction/pressure hose 1¼" SE, PN 10, 1.5 m (cpl.)	2025973
	Suction/pressure hose 1¼" SE, PN 10, 3.0 m (cpl.)	2025974
	Suction/pressure hose 1¼" SE, PN 10, 5.0 m (cpl.)	2025975
	Suction/pressure hose 1¼" SE, PN 10, 10.0 m (cpl.)	2025976
	Suction/pressure hose 1¼" SE, PN 10, 15.0 m (cpl.)	2025977

Suction hose set
	Suction hose set G1, 7 m	4027874
	Suction hose set G1¼, 7 m	4056081


Installation/setup (1)
Carrying handle
	Handle	4083526


Suction filter (4)
Coarse suction filter (floating extractor)
	Coarse suction filter G	2024959
	Coarse suction filter GR	2024960

Fine suction filter (floating extractor)
	Fine suction filter F	2024961
	Fine suction filter FR	2024962


Valves/accessories (1)
Screwed connection for non-return valve
	Screwed connection for non-return valve DN 25	2660509


Wall fixation/installation on a base (2)
Wall bracket for Wilo-HiControl and Wilo-FluidControl
	Wall bracket for Wilo-FluidControl	4027326

Wall bracket
	Wall bracket	4027328

Electrical accessories

Pump control (7)
HiControl 1
	HiControl 1-EK	4190895
	HiControl 1	4190896

Switchgear ER
	Switchgear ER 1 x 10,0 WM	2514754
	Switchgear ER1-4,0 DA-NR	2516235
	Switchgear ER1-4,0-SS	2516236

Switchgear SK 277
	Switchgear SK 277	180495295

Switchgear ER-2
	Switchgear ER-2 2 x 10.0 WM	2511288


Pump control/accessories (2)
Low-water cut-out switchgear kit for domestic water systems
	low-water cut-out switchgear kit WMS G2	4204510
	low-water cut-out switchgear kit WMS G2	4204512


Pressure control (17)
Pressure sensor for systems
	Pressure sensor, 0 - 6 bar	2550660
	Pressure sensor, 0 - 10 bar	2550661
	Pressure sensor, 0 - 16 bar	2550662
	Pressure sensor, 0 - 25 bar	2550663
	Pressure sensor, 0 - 40 bar	2550664
	Pressure sensor, 0 – 6 bar	2541618
	Pressure sensor, 0 – 10 bar	2541619
	Pressure sensor, 0 – 16 bar	2541620
	Pressure sensor, 0 – 25 bar	2541621
	Pressure sensor, 0 – 40 bar	2541622

Pressure switch WVA
	Pressure switch WVA up to 6 bar	180492096
	Pressure switch WVA up to 10 bar	2502050

Sensor kit
	Sensor kit	2501886

Pressure sensor
	Pressure sensor kit, 6 BAR	4048063
	Pressure sensor kit, 10 BAR	4048064
	Pressure sensor kit, 16 BAR	4048065
	Pressure sensor kit, 25 BAR	4048066


Break tank/accessories (4)
Automatic kit
	Automatic kit R ½, 5 m cable	180493296
	Automatic kit R ½, 20 m cable	2005645
	Automatic kit R 1, 5 m cable	180549795
	Automatic kit R 1, 20 m cable	2007158


Level control (28)
Float switch WA
	Float switch WA65 with 5 m cable	503211390
	Float switch WA65 with 10 m cable	503211893
	Float switch WA65 with 20 m cable	2004431
	Float switch WA65 with 30 m cable	2004432
	Float switch WA KR1 S with 5 m cable	6082806
	Float switch WA KR1 S with 10 m cable	6082807
	Float switches WA95 with 10 m cable	2005504
	Float switches WA95 with 5 m cable	501255297
	Float switch WA95 B with 5 m cable	6070646
	Float switch WA95 B with 10 m cable	6070647

Submersible electrode
	Submersible electrode, 3 m	500183799
	Submersible electrode, 4 m	2516278
	Submersible electrode, 5 m	500937990
	Submersible electrode, 10 m	2501937
	Submersible electrode, 20 m	2516283
	Submersible electrode, 25 m	2000601
	Submersible electrode, 30 m	2514045
	Submersible electrode, 35 m	2516284
	Submersible electrode, 40 m	2516285
	Submersible electrode, 50 m	2500315
	Submersible electrode without cable	64873
	Electrode cable H07RN-F 1x1.5 mm²	64904
	Submersible electrode, 15 m	500938193

Float switch WA-EK
	Float switch WAEK 65, 5 m cable	503211698
	Float switch WAEK 65, 10 m cable	2005516
	Float switch WAEK 65, 20 m cable	2005517

Float switch WAO-EK
	Float switch WAOEK 65, 20 m cable	2005626
	Float switch WAOEK 65, 5 m cable	2028673

With Wilo as your partner, you can not only be sure of choosing high-quality product solutions, but also of benefiting from a comprehensive, worry-free package of well thought-out services. We collaborate to develop a service concept tailored to your individual needs; with our expertise and personal consultancy, we make sure that the operation of your systems is as energy-efficient, reliable and economical as possible. All the while our competent Wilo service technicians are ready to assist you with fast, reliable and on-time support.

Supervision
	Supervision FWJ/HiMulti 3-5	2219328

Installation
	Installation FWJ/HiMulti 3-5	2219363

Commissioning
	Commissioning FWJ/HiMulti 3-5	2219394

Maintenance
	Maintenance BASIC FWJ/HiMulti 3-5	2219534
	Maintenance COMFORT FWJ/HiMulti 3-5	2219496
	Maintenance PREMIUM FWJ/HiMulti 3-5	2219549

System Optimisation
	System Optimisation FWJ/HiMulti 3-5	2219258

Energy Solutions
	Energy Solutions FWJ/HiMulti 3-5	2219293

Repairs
	Repair FWJ/HiMulti 3-5	2219617

Initial JET 4-4

Multistage monobloc pump

Data sheet

Pump curves

Dimensions and dimensions drawings

Wilo-INITIAL JET 4-4

Ordering information

Filtered by

Installation type

Wall bracket

Shut-off valve

Screwed connection for non-return valve

Wall bracket

Shut-off valve

Wall bracket

Shut-off valve

Suction/pressure hose kit

Coarse suction filter (floating extractor)

Fine suction filter (floating extractor)

Wall bracket

Shut-off valve

Suction hose set

Mechanical accessories

Shut-off valve

Non-return valve

Suction/pressure hose kit

Suction hose set

Carrying handle

Coarse suction filter (floating extractor)

Fine suction filter (floating extractor)

Screwed connection for non-return valve

Wall bracket for Wilo-HiControl and Wilo-FluidControl

Wall bracket

Electrical accessories

HiControl 1

Switchgear ER

Switchgear SK 277

Switchgear ER-2

Low-water cut-out switchgear kit for domestic water systems

Pressure sensor for systems

Pressure switch WVA

Sensor kit

Pressure sensor

Automatic kit

Float switch WA

Submersible electrode

Float switch WA-EK

Float switch WAO-EK

Supervision

Installation

Commissioning

Maintenance

System Optimisation

Energy Solutions

Repairs