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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.

3RT2024-1KB40

This 3-pole contactor operates with a coil voltage of 24 V DC and falls under the S0 size category. It features built-in surge suppression using a plugged-in varistor for effective overvoltage defense

In Stock Ships Today
4.7

3RH2131-1BB40

This auxiliary contactor features three Normally Open (NO) contacts alongside one Normally Closed (NC) contact. With a rated surge voltage resistance of 6 kilovolts and insulation voltage of up to 690

In Stock Ships Today
5.0

3RW4073-6BB34

This soft starter drive operates across a voltage range of 200 to 600 VAC and supports ambient temperatures from -25 to +60°C. It features an integrated bypass contact system, soft starting and stoppi

In Stock Ships Today
4.6

3RV1011-1DA10

In the SIRIUS series, the 3RV1011-1DA10 circuit breaker provides a motor protection class of Class 10 and supports motor power capacities of up to 1.1 kW. Its operational temperature range is from 0 t

In Stock Ships Today
4.7

3RV1021-1FA10

This circuit breaker includes features such as IP20 protection and a shock resistance rating of 25g. It has three poles and weighs 0.361 kg, making it suitable for diverse applications. The device can

In Stock Ships Tomorrow
5.0

3RT2024-2BB40

This 3-pole device operates on a control voltage of 24 V DC and has an auxiliary contact configuration of one normally open and one normally closed contact. The 3RT2024-2BB40 maintains optimal perform

Available
4.7

3RV2021-4AA10

The part number 3RV2021-4AA10 falls within the SIRIUS series and is a circuit breaker. It features a compact size S0 and provides an adjustable current range from 10 to 16 A. It is designed for motor

In Stock Ships Today
5.0

3RH1921-2DA11

This auxiliary switch supports insulation voltage of 500 V and can withstand surge voltages up to 6 kV. It offers a single normally closed (NC) contact and a single normally open (NO) contact with a m

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4.5

3RN1010-1CB00

This device includes a Single Pole Double Throw (SPDT) relay, offering one normally open (NO) and one normally closed (NC) contact. The thermistor protector's maximum allowable temperature is 60°C, ma

Available
5.0

3RV2711-1GD10

This circuit breaker features a configuration with three poles and can handle screw terminal connections. Its standard switching capacity is certified by CSA. The device operates effectively within a

In Stock Ships Today
4.7
Showing 21-30 of 419 results