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Wilo-Isar BOOST5 | Wilo

Wilo-Isar BOOST5

Our solution for optimum water pressure.

Your advantages
Wilo-Isar BOOST5 (new generation as of 2025)

Our solution for optimum water pressure.

The Wilo-Isar BOOST5 has a variety of applications for domestic water supply in homes and always provides constant water pressure at all extraction points. Efficient hydraulics ensure that the system runs smoothly and quietly. With its modern, compact design, it fits perfectly in the home environment. Efficient hydraulics and the demand-oriented supply of water enable the system to also be energy-efficient and cost-efficient. The Wilo-Isar BOOST5 offers even more user comfort: It is easy to install with its ready-to-plug design. The operating unit is equally user-friendly with LEDs and push buttons. Comprehensive built-in protection features guarantee safe operation. The pump unit is made of high-quality plastic, guaranteeing a long service life.


Your advantages

  • Ready-to-plug version for an easy installation
  • Compact, modern design enables perfect integration into the customer environment
  • User-friendly operating unit with LEDs and push buttons
  • Optimised hydraulics ensure quiet operation
  • Built-in frequency converter for convenient constant pressure control and a soft start
  • Demand-oriented supply ensures low power consumption
  • Extensive integrated protection functions ensure a safe operation
  • Dual-pump operation for increased volume flow with optional accessories possible
Series description
Wilo-Isar BOOST5-2G

Design

Plug & Pump self-priming multistage centrifugal home booster

Application

  • Water supply
  • Irrigation
  • Rainwater utilisation
  • Raw water intake

Equipment/function

  • Directly flanged motor
  • Thermal motor protection switch
  • Embedded variable speed
  • Integrated protection functions (dry-running, over-pressure and excessive temperature detection, overcurrent, over- and undervoltage)

Type key

Example

Wilo-Isar BOOST5-E-3-2G

Isar

Product code of the pressure-boosting system

BOOST

Pressure-boosting in domestic application

5

System execution with integrated pump control

E

Electronically controlled

3

Nominal flow m³/h

2G

2nd Generation

Technical data

  • Mains connection: 1~230 V, 50/60 Hz
  • Perm. fluid temperature: 0 °C to +40 °C
  • Perm. ambient temperature: 0 °C to +40 °C
  • Max. permissible operating pressure: 10 bar
  • Max. suction head: 8 m
  • IP rating: IP X4
  • Suction side connection: G 1"
  • Connection on discharge side: G 1"

Scope of delivery

  • Pump
  • Installation and operating manual
  • Set of spare O-rings
  • Easy installation tool
Documents

Installation and operating instructions

Wilo-Isar BOOST5

Article Number 4246173
Edition 2024-05
Number of pages 24
Language en
PDF (5 MB)

Wilo-Isar BOOST5 2025

Article Number 1000623902
Edition 2025-07
Number of pages 16
Language en
PDF (4 MB)

Wilo-Isar BOOST5 2025

Article Number 1000629684
Edition 2025-07
Number of pages 16
Language en
PDF (4 MB)

Certification booklet

Wilo-Isar BOOST5

Article Number 4251855
Edition 2022-04
Number of pages 20
Language language neutral
PDF (10 MB)

Brochure

Wilo-Isar BOOST5

Article Number 2775459
Number of pages 20
Language en
PDF (3 MB)

Group Statement

Group Statement REACH

Edition 2021-05
Number of pages 5
Language language neutral
PDF (287 KB)