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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.

3TX7111-3LF13

This plug-in relay operates at a control supply voltage of 120 Volts AC and utilizes eight pins for connections. The unit is compatible with the 3TX7144-4E5 socket and is designed for easy and efficie

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5.0

3RH1921-2HA22-3AA1

This auxiliary switch block includes two normally open (NO) and two normally closed (NC) contacts. It operates within ambient temperatures ranging from -25 to +60 °C and can withstand storage conditio

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4.5

3RW3046-1AB04

Engineered for reliable motor protection and control, this unit can handle currents up to 100 Amps. The soft starter operates on a control voltage of 24 VAC/DC and is constructed for screw terminal mo

Available
4.5

6AV6651-7HA01-3AA4

This SIRIUS starter kit operates within a temperature range of 0 °C to 60°C and supports humidity levels of up to 80% without condensation. It has a weight of 3.183 kg and is designed for use in envir

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5.0

3RK1105-1BE04-4CA0

This safety monitor offers dual circuit management and complies with NEMA 1 enclosure ratings. Operating efficiently in ambient temperatures from 0 to 40 degrees Celsius, it has a maximum response tim

Available
4.7

3RT1056-6AM36

This Siemens power contactor is rated for use with 400 V AC and can handle a substantial current of 185 A. It features two normally open (NO) and two normally closed (NC) auxiliary contacts. The unit

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5.0

3RT1065-6AM36

This power contactor features a rated power of 132 kW and includes three poles. It also has four auxiliary contacts, composed of two normally open (NO) and two normally closed (NC) contacts, providing

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4.7

3RV1431-4FA10

The Siemens 3RV1431-4FA10 is a circuit breaker designed for transformer protection, with a rated current capacity ranging from 28 to 40 A. It features a thermal-magnetic trip mechanism for reliable op

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4.7

3RW4445-6BC44

This soft starter features an insulation voltage rating of 600 V and supports operational currents up to 313 A. Rated for 75 hp, it operates at 50/60 Hz frequencies and maintains an adjustable motor c

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4.5

3RH2911-1HA3

This auxiliary switch connects easily through snap-on mounting on the front of the main contactor and utilizes screw terminals. It offers a protection class rating of IP20 on the front, ensuring adequ

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5.0
Showing 281-290 of 419 results