Free UPS Ground on All Parcel 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.

3RT1065-6LA06

Featuring three poles, this contractor is suitable for motor switching and controlling heavy loads. It supports a frequency range of 50 to 60 Hz and provides auxiliary contacts with two normally open

Available
4.7

3RT1075-6AP36

This power contactor includes three poles and operates with a control voltage range of 220-240 V AC/DC. It provides auxiliary contacts with a configuration of 2 normally open (NO) and 2 normally close

Call
5.0

3RT2025-1BB44

This device functions within the AC-3e / AC-3 utilization category with a maximum rated power of 7.5 kW at 400V AC. The contactor includes three poles and operates at a control voltage of 24V DC. Its

In Stock Ships Today
5.0

3RW4074-6BB44

This soft starter model functions as a soft starter for motor applications within a supply voltage range of 200 to 460 V AC. The unit features integrated heat sinking for cooling and operates within a

Available
4.7

3TF6944-0CF7

This vacuum contactor is classified as Size 14 and is equipped with three normally open contacts, while lacking any normally closed contacts or communication modules. It operates efficiently at altitu

Call
4.7

3RS1041-1GW50

This SIRIUS temperature monitoring relay can support up to three sensors, offering two adjustable threshold values. It operates across an adjustable temperature range spanning from -50°C to 500°C. Des

Available
5.0

3RV1031-4HA10

This circuit breaker contains three poles for the main current circuit and exhibits a power loss of 29 W in a hot state, distributing 9.7 W per pole. It offers an impressive surge voltage resistance r

In Stock Ships Today
4.7

3RW4434-6BC44

This soft starter features a breaking capacity of 25 kA and operates at a frequency range of 50/60 Hz. It includes three poles and supports an inside delta current of 196 Amps. With DIN rail mounting

Call
5.0

3RV1742-5LD10

Designed in the S3 size profile, the 3RV1742-5LD10 circuit breaker complies with the UL 489 standards. It features a screw terminal connection and weighs 2.278 kg. This breaker can operate in temperat

In Stock Ships Today
4.5

3RW4047-1BB14

This unit features a rated power of 55 kW at 400 V and operates with a control voltage of 110-230 V AC/DC. It is designed for DIN rail mounting and has a protection class of IP20, ensuring operational

In Stock Ships Today
5.0
Showing 211-220 of 426 results