Siemens automation product category

SIRIUS Control Systems

SIRIUS contactors, overload relays, motor starters and monitoring devices for machine panels, feeders and control-cabinet maintenance.

SIRIUS Control Systems products

Compare model references and available product information, then use Request a Quote to send the exact item to our team.

3RW4036-1BB05

Siemens 3RW4036-1BB05 SIRIUS soft starter for the S2 range with 45 A, 30 kW/500 V, 400-600 V AC control supply,…

3RW4447-6BC44

Siemens 3RW4447-6BC44 SIRIUS soft starter with 432 A at 40 °C standard, inside-delta operation up to 748 A, and 200…

3RW4026-1BB14

Siemens 3RW4026-1BB14 SIRIUS soft starter in the S0 size with 25 A, 11 kW/400 V, 200-480 V AC operating voltage,…

3RW4446-6BC44

Siemens 3RW4446-6BC44 SIRIUS soft starter with 200 ... 460 V operating voltage, 230 V AC control supply, and screw-type terminals.…

3RW4427-3BC44

Siemens 3RW4427-3BC44 soft starter for SIRIUS Industrial Controls, with 93 A at 40 °C, 45 kW at 400 V, 200-460…

3RW4028-1BB04

Siemens 3RW4028-1BB04 SIRIUS soft starter S0 with 38 A at 40 °C, 18.5 kW/400 V, 200...480 V AC control supply,…

3RW4445-6BC44

Siemens 3RW4445-6BC44 SIRIUS soft starter for 200-460 V AC control supply and 230 V AC control. Standard values at 400…

3RW4027-1BB15

Siemens 3RW4027-1BB15 SIRIUS soft starter in the 3RW40 line, S0 frame, 32 A, 18.5 kW/500 V, 400-600 V AC control…

3RW4434-6BC44

Siemens 3RW4434-6BC44 SIRIUS soft starter for model-specific selection. 200-460 V AC, 230 V AC control, screw terminals, and 113 A…

Category guidance

Selecting Siemens SIRIUS Control Systems for your project

We organise SIRIUS Control Systems by product family and model so you can compare the entries that match your control, visualisation, communication or maintenance requirement.

Send us the complete model or MLFB, quantity and destination when you need a quotation. For an installed or legacy unit, include a nameplate photo or any available system information so we can identify the product correctly.

  • Complete Siemens model or MLFB.
  • Quantity and delivery destination.
  • Reason for the request and relevant system details.
  • Nameplate photo and current system context for replacement requests.

Quote checklist

Details for Your Quote

Send the information below so we can identify the requested Siemens product and prepare the quotation.

  1. 01Product model

    Send the complete Siemens model or MLFB. Add a clear nameplate photo if the identifier is incomplete.

  2. 02Technical requirements

    Include the required interfaces, hardware version, expansion, mounting and software details when relevant.

  3. 03Order details

    Add the quantity, required condition, delivery country and target date for each item.

  4. 04Equipment context

    Tell us whether the part is for new equipment, maintenance, retrofit or an installed unit.

Multiple models

Request a Quote for Multiple Models

You can include several Siemens model numbers in one inquiry. Add the quantity and destination for each item, then describe any replacement, interface or installation requirements.

Request a quote