Wilo-Stratos GIGA2.0-D | Wilo
Your advantages
Wilo-Stratos GIGA2.0-D

Your advantages

  • Local adjustment and operation through mobile devices via Bluetooth, as well as remote access option and multiple pump control thanks to connectivity via Wilo Net.
  • 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 EC 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 thanks to innovative drive technology and proven pump hydraulics.

Series description
Wilo-Stratos GIGA2.0-D


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


Pumping of heating water (in accordance with VDI 2035), cold 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: Total volume flow determination through the feeder pump for the needs-based supply of secondary pumps e.g. 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
  • 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
  • Twin-head 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 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
  • Wilo Net
    • For dual pump management of 2 single pumps, communication of several pumps with each other (MultiFlow Adaptation) and pump remote access via Wilo-Smart Gateway

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)
  • 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
  • PN 16 flange – drilled 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 graphic display with Green Button 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 65/1-37/4.0-xx

Stratos GIGA

Pump designation


Second generation


Twin-head in-line pump


Nominal flange diameter DN


Nominal delivery head range in [m]


Rated power in kW


Variant, e.g. -R1

Technical data

  • Permitted temperature range of the fluid: -20 °C to +140 °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 in water-glycol mixtures with glycol proportions > 40 % up to maximum 50 % by volume and a fluid temperature of > +40 °C up to maximum +120 °C or fluids other than water.
  • Mains connection 3~440 V ±10 %, 50/60 Hz, 3~400 V ±10 %, 50/60 Hz, 3~380 V ±10 %, 50/60 Hz
  • Protection class IP55
  • Flange nominal diameter DN 40 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 40 ... DN 100) or EN-GJL-200 (DN 100 ... DN 125)
  • Shaft: 1.4057
  • Mechanical seal: AQEGG; 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

Delivery state

  • Pump
  • Wilo-Smart Connect module BT
  • Threaded cable glands with sealing inserts
  • Installation instructions (short summary) and declaration of conformity

Installation and operating instructions

Wilo-Stratos GIGA2.0-I#Wilo-Stratos GIGA2.0-D

Article Number 2211047
Edition 2021-02
Page format 209.9 x 297.0 mm
Number of pages 216
PDF (8 MB)

General overview (Documents)

General overview 2021 International version

Edition 2020
Page format 209.9 x 297.0 mm
Number of pages 74
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)

Certificate (Documents)

Battery transportation information

Page format 209.9 x 297.0 mm
Number of pages 6
PDF (517 KB)
Product list
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Product descriptionNumber of polesMotor efficiency classNominal flange diameterMechanical sealPort-to-port length L0Rated power P2Gross weight, approx. mArticle numberGRD groupBlind flange