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SIRIUS

Siemens SIRIUS

The Siems SIRIUS line is a complete set of control and protection devices for industrial applications. Available SIRIUS devices include contactors, circuit breakers, motor starters, overload relays, and safety relays with a full set of performance ratings: from 0.1 kW all the way up to 250 kW. The entire SIRIUS range is characterized by modular constructions that make them easy to install in control panels and support highly efficient and reliable operation. SIRIUS high-performance devices with PROFIBUS, PROFINET, IO-Link, and Modbus features develop seamless communication within the industrial automation systems in terms of monitoring and control.

Not an Authorized Distributor: DO Supply is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All of our products come with DO Supply's 2-year warranty.
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Browse SIRIUS

Browse available units in our catalog of SIRIUS.

3RT1075-6AR36

This power contactor features a three-pole configuration and is capable of withstanding a surge voltage of 8 kV. With a power loss of 105 W, it features an insulation voltage capability of 1000 V and

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4.3

3RV1935-1A

This isolator module supports a modular spacing of 55 mm and is specifically engineered for busbar applications involving 3-phase connections. Operating at a frequency of 50/60 Hz, this compact module

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4.3

3RW4073-6BB35

This soft starter supports operating voltages from 400 to 600 V and can handle a minimum load of 20%. With IP00 protection, it is suitable for mounting in environments that do not require additional p

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5.0

6SL3555-0PA00-2AA0

The 6SL3555-0PA00-2AA0 USB interface cable from Siemens has a length of 2.5 meters and supports connection via a CD-ROM drive. This cable is rated for operation in ambient temperatures ranging from 0°

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5.0

3RT1066-6AD36

This power contactor, designated as a 3-pole unit, supports an operational current rating of 300 A. It includes auxiliary contacts of 2 Normally Open (NO) and 2 Normally Closed (NC) types. The device

Available
5.0

3RA6250-1EP32

This reversing starter model is capable of handling currents ranging from 8 to 32 A and operates within a frequency of 50 to 60 Hz. Measuring 183 x 228 x 109.5 mm and weighing 2.599 kg, it features a

In Stock Ships Today
5.0

3RT1025-3BB44-3MA0

Designed by Siemens as part of the SIRIUS series, the 3RT1025-3BB44-3MA0 power contactor is rated for 17A. It operates with a control voltage of 24 VDC and features a compact 3-pole design. The unit i

In Stock Ships Today
5.0

3RT1045-3XF40-0LA2

This power contactor operates effectively at a rated voltage of 400 V AC and features three poles. It has a voltage range of 0.7–1.25 times the rated voltage and includes a DC solid-state coil type, d

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5.0

3RT1065-6AB36

This power contactor is designed for 3-phase systems and features three normally open contacts, suitable for the main circuit. It has a rated operating power capacity ranging from 75 to 250 kilowatts,

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5.0

3RT1276-6AB36

This vacuum contactor is rated for up to 500 Amperes and has an ambient operating temperature range of -25 to 60°C. It employs a surge suppressor with a varistor in its control circuit design and can

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5.0
Showing 341-350 of 401 results