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Siemens 3RT1035-1QB44-3MA0 SIRIUS 40A 24V DC Contactor

Siemens 3RT1035-1QB44-3MA0 SIRIUS 3-pole power contactor.

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ManufacturerSiemens

Part number3RT1035-1QB44-3MA0

AC-3 Rating 40A

Power Rating 18.5 kW @ 400V

Coil Voltage 24V DC

Poles 3

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3-pole configuration AC-3 rated 40A current rating 24V DC coil Size S2 frame Screw terminals

Product description

The Siemens 3RT1035-1QB44-3MA0 is a 3-pole power contactor from the SIRIUS 3RT10 series, designed for AC-3 applications. It is rated for 40A at 400V and can handle up to 18.5 kW of power. This contactor features a 24V DC coil and screw terminals, with a Size S2 frame. It is often used in applications requiring specific auxiliary contact configurations.

This contactor is built for reliable operation in industrial and commercial motor control applications, ensuring consistent electrical performance. Its design facilitates seamless integration into control panels and starter assemblies.

Stanlo Automation, a veteran-owned surplus parts distributor, offers the Siemens 3RT1035-1QB44-3MA0. We provide reliable sourcing for industrial automation components, focusing on quality and availability to support your operational needs.

Technical specifications

AC-3 Rating	40A
Power Rating	18.5 kW @ 400V
Coil Voltage	24V DC
Poles	3
Size	S2
Connection	Screw Terminal

Common applications

Motor Control

Industrial Automation

Control Panels

Starter Assemblies

Compatible systems

General motor control applications

Also known as

3RT10351QB443MA0 Siemens SIRIUS Contactor

Replaces / compatible with

This is a phased-out product. The successor is the Siemens SIRIUS 3RT2028-1QB44-3MA0.

Technical note

Expert tip

This unit is a phased-out product. The successor is the 3RT2028-1QB44-3MA0.

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Frequently asked questions

What is the coil voltage for the Siemens 3RT1035-1QB44-3MA0 contactor?

The Siemens 3RT1035-1QB44-3MA0 power contactor operates with a 24V DC coil. This voltage is standard for many control systems, ensuring broad compatibility in industrial automation setups.