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Wilo-Stratos GIGA2.0-D | Wilo

Wilo-Stratos GIGA2.0-D

The smart glanded pump for HVAC applications in large buildings.

Your advantages
Wilo-Stratos GIGA2.0-D

The smart glanded pump for HVAC applications in large buildings.

The use of the highly efficient Wilo-Stratos GIGA2.0-D is recommended whenever large volumes of water have to be pumped to great delivery heads. The smart glanded pump in the in-line version offers many interfaces for multiple pump control, integration into building automation, operating data recording and modern options for mobile access via Wilo-Smart Connect. The Green Button Technology and the large display enable simple, intuitive operation. Using the setting assistant ensures optimal control. The optimum energy efficiency of the overall system results from the intelligent interaction of IE5 EC motor technology with proven pump hydraulics (MEI ≥0.7) as well as innovative control functions. The innovative drive technology in combination with proven pump hydraulics offers high reliability.

Your advantages

  • Local adjustment and operation through mobile devices via Bluetooth, as well as remote access option and multi-pump control by means of Wilo Net connectivity
  • Analogue and digital interfaces provide a wide range of options, e.g. for integration into building automation systems
  • Optimal control using an application-guided setting assistant
  • Clear display and Green Button Technology for easy intuitive operation
  • Highest transparency of operating data for analysis and optimisation of pump and overall system
  • Optimum energy efficiency of the overall system through intelligent interaction of IE5 motor technology with proven pump hydraulics (MEI ≥0.7) as well as innovative control functions such as Dynamic Adapt plus, Multi-Flow Adaptation and T-const
  • High reliability through innovative drive technology and proven pump hydraulics
Series description
Wilo-Stratos GIGA2.0-D


High-efficiency in-line twin-head pump with IE5 motor and electronic power adjustment in glanded pump design. Version as single-stage low-pressure centrifugal pump with flange connection and mechanical seal.


Pumping of heating water (in accordance with VDI 2035), chilled water and water-glycol mixtures without abrasive substances in heating, air-conditioning and cooling systems.


Field of application

The pump facilitates an operation with highest system efficiency via precise setting of the control mode for the system-specific application.


  • Radiator
  • Underfloor heating
  • Ceiling heating
  • Fan heater
  • Concrete core heating
  • Hydraulic shunt
  • Differential pressure-less distributor
  • Buffer heating
  • Heat exchanger
  • Heat source circuit (heat pump)
  • District heating circuit


  • Ceiling cooling
  • Underfloor cooling
  • Air-conditioning devices
  • Concrete core cooling
  • Hydraulic shunt
  • Differential pressure-less distributor
  • Buffer cooling
  • Heat exchanger
  • Recooling circuit
  • District cooling circuit

Heating and cooling combined

  • Automatic switchover

Control modes

  • Constant speed (n-constant)
  • Δp-c for constant differential pressure
  • Δp-v for variable differential pressure
  • Dynamic Adapt plus for continuous (dynamic) adjustment of the delivery rate to the current requirement
  • T-const. for constant temperature regulation
  • ΔT for differential temperature control
  • Constant volume flow control (Q constant)
  • Multi-Flow Adaptation: Dynamic total volume flow determination through the feeder pump for the needs-based supply of secondary pumps to distributors
  • User-defined PID control

Optional functions

  • Q-Limitmax. for limiting the maximum volume flow
  • Q-Limitmin. for limiting the minimum volume flow
  • Index circuit evaluator (Δp-c control with external actual value differential pressure sensor)
  • Variable pitch adjustment of Δp-v characteristic curve
  • No-Flow Stop (zero-flow-deactivation)

Manual settings

  • Selection of the field of application in the setting assistant
  • Setting the related operating parameters
  • Nominal duty point: direct input of calculated duty point H and Q at Δp-v
  • Correction of viscous fluids via adjustment of viscosity and density
  • Status display
  • Setting and resetting the energy meters (heating and cooling)
  • Key lock for disabling the settings
  • Function for resetting the factory settings or the saved restoration points (parameter sets)
  • Parameterising the analogue inputs
  • Parameterising the binary inputs
  • Parameterising the relay outputs
  • Dual-pump function

Automatic functions

  • Power adjustment according to requirements for energy-efficient operation depending on the operating mode
  • Automatic troubleshooting routines
  • Switchover between heating and cooling mode
  • Integrated full motor protection
  • Deactivation at zero flow (No-Flow Stop)
  • Continuous operating data memory
  • Time stamp for errors/warnings and historical operating data

External control inputs and outputs and their functions

  • 4x analogue input:
    • Signal types: 0 – 10 V, 2 – 10 V, 0 – 20 mA, 4 – 20 mA, PT1000 (only with two analogue inputs)
    • Applications: Differential pressure sensor (installed on the pump in series as standard), remote adjustment of the setpoints in every control mode (except Multi-Flow Adaptation), sensor inputs for e.g. temperature, differential pressure sensor for index circuit evaluator at a remote point in the system or free sensor in user-defined PID-operating mode
  • 2 x digital inputs:
    • For potential-free control outputs or switch
  • Parametrisable functions:
    • Ext. OFF
    • Ext. MIN
    • Ext. MAX
    • MANUAL (building automation BA OFF)
    • Key lock
    • Switchover between heating and cooling mode
    • 2x relay output:
    • Collective fault signal SSM (potential-free changeover contact)
    • Collective run signal SBM (potential-free changeover contact)
  • Wilo Net
    • For dual-pump management of 2 single pumps; communication of several pumps with each other (Multi-Flow Adaptation)

Signal and display functions

  • Display status of "Operation display":
    • Current control mode
    • Setpoint
    • Actual delivery head
    • Actual volume flow
    • Electrical power consumption
    • Electric consumption
    • Fluid temperatures (if temperature sensors are connected)
  • Display of current duty point in the hydraulic duty chart
  • Status display LED: Faultless operation (green LED), pump communication (blue LED)
  • Display status of "Display fault" (display red):
    • Error codes and error description in full text
    • Plain text instructions on remedial measures
  • Display status of "Display warning" (display yellow):
    • Warning codes and description of the warning in full text
    • Plain text instructions on remedial measures
  • Display status of "Process indicator" (display blue):
    • Software update procedure
  • Display status of "Building automation (BA) communication" (display blue):
  • Summary of the active building automation (BA) parameters (baud rate, address, etc.)
  • Collective fault signal SSM (potential-free changeover contact)
  • Collective run signal SBM (potential-free changeover contact)

Data exchange

  • Wilo-Smart Connect module BT in serial scope of delivery of the pump as a Bluetooth interface for wireless data exchange as well as remote control of the pump with a smartphone or tablet.
  • Possible with accessories of corresponding Wilo-CIF modules:
    • Serial digital Modbus RTU interface for connection to building automation (BA) via RS485 bus system
    • Serial digital BACnet MS/TP interface for connection to building automation (BA) via RS485 bus system
    • Serial digital interface for Ethernet Multiprotocol Modbus TCP, BACnet/IP for connection to building automation (BA) via RJ45 bus system
    • Serial digital LON interface for connection to building automation (BA) via LONWorks bus system
    • Serial digital PLR interface for connection to BA via company-specific coupling module
    • Serial digital CANopen interface for connection to BA via company-specific coupling module

Dual-pump management (twin-head pump or 2 x single pumps in Y-piece)

  • Main/standby operation (time-dependent pump cycling)
  • Main/standby operation (automatic fault-actuated switchover)
  • Parallel operation (efficiency-optimised peak load cut-in and out)


  • Pump hydraulics with minimum efficiency index MEI ≥ 0.7
  • EC motor with efficiency class IE5 according to IEC 60034-30-2
  • Flange PN 16 according to EN 1092-2
  • Pressure measuring connections (R 1/8) for mounted differential pressure sensor (version ...-R1 without differential pressure sensor)
  • Standard condensate drainage holes in the motor housing (closed upon delivery)
  • Air vent valve on the lantern
  • High resolution, rotatable graphics display with green button (4.3 inch) and 2 additional buttons
  • 6 cable inlets for connecting the power supply and the binary and analogue inputs
  • Various integrated communication interfaces and optionally usable CIF module plug-in position
  • Bluetooth interface via Wilo-Smart Connect module BT included in the scope of delivery



Wilo-Stratos GIGA2.0-D 65/1-37/M-4.0-xx

Stratos GIGA

Pump designation


Second generation


Twin-head in-line pump


Nominal flange diameter DN


Nominal delivery head range in [m]


1~230-V power supply variant


Rated power in kW


Variant, e.g. -R1

Technical data

  • Permitted temperature range of the fluid: -20 °C to +140 °C
  • Ambient temperature to +50 °C
  • Mechanical seal for pumping water up to Tmax = +140 °C. A glycol admixture of 20% to 40% by volume is permitted up to T ≤ +40 °C. An alternative mechanical seal must be provided for water-glycol mixtures with a glycol content of > 40% to max. 50% by volume and a fluid temperature of > +40 °C to max. +120 °C or other fluids that differ from water.
  • Mains connection:
    • 3~440 V ±10%, 50/60 Hz, 3~400 V ±10%, 50/60 Hz, 3~380 V -5% +10%, 50/60 Hz
    • Version M-: 1~220 V ... 240 V ±10%, 50/60 Hz
  • Compliance with electromagnetic compatibility without additional measures:
    • Interference emission for residential environment according to EN 61800-3:2018
    • Interference immunity for industrial environments according to EN 61800-3:2018
  • Protection class IP55
  • Flange nominal diameter DN 32 to DN 125
  • Max. operating pressure 16 bar up to +120 °C, 13 bar up to +140 °C


  • Pump housing and lantern: EN-GJL-250
  • Pump housing and motor flange with cataphoretic coating as standard
  • Impeller (depending on type): PPS-GF40 (DN 32 … DN 100) or EN-GJL-200 (DN 100 … DN125)
  • Shaft: 1.4057
  • Mechanical seal: AQ1EGG; other mechanical seals on request


  • High-efficiency in-line twin-head pump with EC motor of energy efficiency class IE5 in accordance with IEC 60034-30-2, hydraulics with minimum efficiency index MEI ≥ 0.7 and electronic power adjustment in glanded pump construction.
  • Single-stage low-pressure centrifugal pump with one-piece shaft in monobloc design
  • Spiral housing in in-line design (suction and pressure ports with the same flanges in a line)
  • Rotatable, graphic colour display (4.3 inches) with one button manual operation level
  • Integrated motor protection

Scope of delivery

  • Pump
  • Wilo-Smart Connect Module BT
  • Threaded cable glands with sealing inserts
  • Installation and operating instructions and declaration of conformity


  • Variant …-R1 without differential pressure sensor
  • …-S1 variant with special mechanical seal


  • 3 mounting brackets with fixation material for installation on a base
  • Blind flanges for twin-head pump housing
  • Installation aid for mechanical seal (incl. mounting bolts)
  • CIF module PLR
  • CIF module LON
  • CIF module BACnet MS/TP
  • Modbus RTU CIF module
  • CIF module CANopen
    • CIF module Ethernet Multi-protocol (Modbus TCP, BACnet/IP)
    • Connection M12 RJ45 CIF Ethernet
  • Differential pressure sensor DPS 2 ... 10 V
  • Differential pressure sensor DPS 4 ... 20 mA
  • Temperature sensor PT1000 AA
  • Sensor sleeves for the installation of temperature sensors

Installation and operating instructions

Wilo-Stratos GIGA2.0-I/-D

Article Number 2227296
Edition 2023-08
Number of pages 488
Language de, en, fr, nl
PDF (13 MB)

Consulting manual

Glanded pumps, single-stage, single-volute

Article Number Wilo515021
Edition 2021-12
Number of pages 24
Language en
PDF (7 MB)

Certification booklet

Wilo-Stratos GIGA2.0-I/-D, Wilo-Stratos GIGA /-D/-B, Wilo-Yonos GIGA2.0-I/-D

Article Number 2216678
Edition 2022-11
Number of pages 52
Language language neutral
PDF (22 MB)


Battery transportation information

Number of pages 6
Language language neutral
PDF (517 KB)


Product Flyer_Wilo-Stratos GIGA2.0-I_EN

Number of pages 2
Language en
PDF (4 MB)
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