Drinking water certificate

previous next

WILO HWJ 204 EM 50l pressure booster pump

Self-priming equipment for water supply, extended warranty 5 years. See more

Technical Specifications

Maximum flow [l/min]
75
Maximum head [m]
47
Input voltage [V]
230
Power output - P2 [kW]
1

Show all Tech Specs

The product is no longer for sale

Brand:
WILO
Category:
Pressure booster pumps with expansion vessel for domestic use
Product No.:
ZB00056208
Sale group:
CEW05
EAN:
4048482089737
Manuf. No.:
2549384

Product variants

  • Technical Specifications
  • Product No.
  • Maximum flow [l/min]
  • Maximum head [m]
  • Input voltage [V]
  • Power output - P2 [kW]
  • Suction port ["]
  • Delivery port ["]
  • Maximum suction lift [m]
  • Drinking water certificate
  • Vessel volume [l]
  • Maximum current [A]
  • Start pressure [bar]
  • Stop pressure [bar]
  • Protection [IP]
  • Automatic thermal protection
  • Dry run protection
  • Off switch
  • Speed ​​control
  • Capacitor
  • Impeller material
  • Construction
  • Availability
  • Price

next

Variant Product No.

Availability

Price (VAT incl.)

WILO HWJ 202 EM 20l pressure booster pump

Product No.: ZB00053641 Sale group: CEW05 EAN: 4016322720041 Manuf. No.: 2549379

on demand
check availability
Product availability
  • central warehouse 0 pcs

446.48 €

Check availability

Maximum flow [l/min]
75
Maximum head [m]
37
Input voltage [V]
230
Power output - P2 [kW]
0.55
Suction port ["]
1
Delivery port ["]
1
Maximum suction lift [m]
8
Drinking water certificate
YES
Vessel volume [l]
20
Maximum current [A]
4
Start pressure [bar]
1,4
Stop pressure [bar]
2,8
Protection [IP]
44
Automatic thermal protection
YES
Dry run protection
NO
Off switch
YES
Speed ​​control
NO
Capacitor
integrated
Impeller material
stainless steel
Construction
with expansion vessel

WILO HWJ 301 EM 20 l - M pressure booster pump

Product No.: ZB00056203 Sale group: CEW05 EAN: 4016322265504 Manuf. No.: 2865900

in stock
4 pcs
Product availability
  • central warehouse 4 pcs

527.55 €

Not sellable online

Maximum flow [l/min]
75
Maximum head [m]
45
Input voltage [V]
230
Power output - P2 [kW]
0.80
Suction port ["]
1
Delivery port ["]
1
Maximum suction lift [m]
8
Drinking water certificate
YES
Vessel volume [l]
20
Maximum current [A]
5
Start pressure [bar]
1,4
Stop pressure [bar]
2,8
Protection [IP]
44
Automatic thermal protection
YES
Dry run protection
YES
Off switch
YES
Speed ​​control
NO
Capacitor
integrated
Impeller material
stainless steel
Construction
with expansion vessel

WILO HWJ 301 EM 60 l - M pressure booster pump

Product No.: ZB00056204 Sale group: CEW05 EAN: 4016322265559 Manuf. No.: 2865899

in stock
3 pcs
Product availability
  • central warehouse 3 pcs

729.62 €

Not sellable online

Maximum flow [l/min]
75
Maximum head [m]
45
Input voltage [V]
230
Power output - P2 [kW]
0.80
Suction port ["]
1
Delivery port ["]
1
Maximum suction lift [m]
8
Drinking water certificate
YES
Vessel volume [l]
60
Maximum current [A]
5
Start pressure [bar]
1,4
Stop pressure [bar]
2,8
Protection [IP]
44
Automatic thermal protection
YES
Dry run protection
YES
Off switch
YES
Speed ​​control
NO
Capacitor
integrated
Impeller material
stainless steel
Construction
with expansion vessel

WILO HWJ 401 EM 60 l - M pressure booster pump

Product No.: ZB00056205 Sale group: CEW05 EAN: 4016322265603 Manuf. No.: 2865898

on demand
check availability
Product availability
  • central warehouse 0 pcs

752.61 €

Not sellable online

Maximum flow [l/min]
80
Maximum head [m]
50
Input voltage [V]
230
Power output - P2 [kW]
1.10
Suction port ["]
1
Delivery port ["]
1
Maximum suction lift [m]
8
Drinking water certificate
YES
Vessel volume [l]
60
Maximum current [A]
5.80
Start pressure [bar]
1,4
Stop pressure [bar]
2,8
Protection [IP]
44
Automatic thermal protection
YES
Dry run protection
YES
Off switch
YES
Speed ​​control
NO
Capacitor
integrated
Impeller material
stainless steel
Construction
with expansion vessel

Product description

Your advantages

  • Ideal for outdoor applications (hobby, garden)
  • Rust-free stainless steel prevents corrosion, even with prolonged service life
  • Reduction of switch-on frequency and avoidance of fluid hammer, thanks to diaphragm pressure vessel with 20/50 l capacity
  • Electrical and hydraulic connections already in place, quick and safe to install

Construction

  • Self-priming water-supply unit

Application

  • Water supply
  • Sprinkling
  • Irrigation and spraying
  • Pumping water from wells and out of tanks lying at greater depths

Equipment/function

  • Directly flanged motor
  • Pressure switch
  • Pressure vessel (with replaceable bag)
  • Connection cable with plug
  • Thermal motor protection switch

Scope of delivery

  • Pump
  • Pressure switch
  • Pressure gauge
  • Diaphragm pressure vessel (20/50 l)
  • Pressure hose with steel casing and screwed connection
  • Installation and operating instructions

Type key


Example:     HWJ 20 L 202 EM

H                System consisting of a pump with diaphragm pressure vessel

WJ              Wilo jet pumps

20 L            Tank size

2                Nominal flow rate Q in m³/h at optimum efficiency

03              Index for pump pressure Version 03 with higher pressure than version 02 (no                            indication of number of impellers!)

EM             Single-phase current, 1~230 V, 50 Hz

Technical data

  • Mains connection, 1~230 V, 50 Hz
  • Suction head max. 8 m
  • Max. inlet pressure of 1 bar
  • Start-up pressure 1.5 bar
  • Variable switch-off pressure
  • Fluid temperature +5 °C to +35 °C
  • Max. operating pressure 6 bar
  • Protection class IP44
  • Connection on pressure side Rp 1
  • Suction-side connection G 1

Materials

  • Pump housing made of 1.4301 stainless steel
  • Impeller made of 1.4301 stainless steel
  • Shaft 1.4005 stainless steel
  • Mechanical seal made of carbon/ceramic
  • Stage chambers made of Noryl
  • Diffuser/injector made of Noryl
  • Seal made of NBR

Instructions

Technical Specifications

Maximum flow [l/min]
75
Maximum head [m]
47
Input voltage [V]
230
Power output - P2 [kW]
1
Suction port ["]
1
Delivery port ["]
1
Maximum suction lift [m]
8
Drinking water certificate
YES
Vessel volume [l]
50
Maximum current [A]
6.20
Start pressure [bar]
1,4
Stop pressure [bar]
2,8
Protection [IP]
44
Automatic thermal protection
YES
Dry run protection
NO
Off switch
YES
Speed ​​control
NO
Capacitor
integrated
Impeller material
stainless steel
Construction
with expansion vessel