Free UPS Ground on All Orders!
+1 (919) 205-4392
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.
Learn more

Browse SIRIUS

Browse available units in our catalog of SIRIUS.

3RV1021-4CA10

This circuit breaker operates within a trip class of 10 and provides adjustable thermal overload protection, ranging from 17 to 22 amperes. The fixed magnetic short-circuit release is rated at 286A, p

In Stock Ships Today
5.0

3RW4074-6BB35

This soft starter features a compact size of 100 x 85 x 175 mm and weighs 1.5 kg, allowing for easy installation via rail mounting. It is capable of functioning across a temperature span of -20°C to 6

In Stock Ships Today
5.0

3RW4444-6BC44

Designed for various applications, the 3RW4444-6BC44 soft starter operates effectively within a voltage range of 200 to 460 V and a frequency range of 50 to 60 Hz. It accommodates a minimum load of 8%

Available
5.0

3RH1921-2HA22

This auxiliary contact has a compact weight of 0.03 kg and is suitable for various applications requiring a reliable switching mechanism. Rated for a voltage of 240 V, it supports a current rating of

Available
4.7

3RT1466-6AP36

This device operates at a voltage rating of 690 V AC across three poles. It features a control circuit voltage range of 220–240 V AC/DC at 50-60 Hz, with a factor of 0.8–1.1 for operation. Auxiliary c

In Stock Ships Today
5.0

3RT1034-1BB44

This contactor includes a total of three poles, configured as three normally open (NO) and additional auxiliary contacts—two normally open and two normally closed (NC). It operates with a control volt

In Stock Ships Today
5.0

3RV1742-5ED10

Designed as a 3-pole circuit breaker, the 3RV1742-5ED10 falls into the S3 size category. It supports 3-phase connections and can handle a current rating of 390A. This device has been UL489 listed for

In Stock Ships Today
4.7

14DUD32AA

This motor starter model operates as a manual motor starter with a 120 V AC voltage rating. It is rated for a current range of 5.5 to 22 A and is designed for 3-phase systems. The enclosure type is op

In Stock Ships Today
5.0

3TX7002-1BB00

This relay coupler features a single change-over contact, allowing for effective signal transitions. It includes an output coupling link, which contributes to versatile interconnections between circui

Available
5.0

3RT1056-6AP36

This power contactor functions efficiently across a temperature range from -25 to 60 degrees Celsius. It is designed to operate effectively at a maximum voltage of 1000V. The unit can withstand storag

In Stock Ships Today
4.7
Showing 171-180 of 419 results