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Siemens 3RT1044-1AG20 65A 3-Pole 110V AC Power Contactor

Siemens 3RT1044-1AG20 3-Pole AC Power Contactor

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ManufacturerSiemens

Part number3RT1044-1AG20

Amperage 65A (AC-3)

Power 30kW @ 400V

Poles 3

Coil Voltage 110V AC, 50/60Hz

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AC-3 rated 65A continuous current 30kW power rating 110V AC coil Size S3 3-pole configuration

Product description

The Siemens 3RT1044-1AG20 is a 3-pole power contactor designed for AC-3 applications, rated for 65A and 30kW at 400V. It operates with a 110V AC coil at 50/60Hz and features screw terminals. This Size S3 contactor is part of the SIRIUS 3RT1 series.

This power contactor is suitable for a wide range of industrial applications, including motor control, switching of power circuits, and general load management. It is designed for reliable operation in demanding environments, supporting frequent switching cycles and ensuring consistent performance in manufacturing, automation, and process control.

Stanlo Automation, a veteran-owned business, offers this Siemens contactor. We understand the critical nature of industrial automation components and are dedicated to providing reliable surplus parts. Sourcing from Stanlo ensures you receive quality components backed by expert knowledge and a commitment to customer satisfaction.

Technical specifications

Amperage	65A (AC-3)
Power	30kW @ 400V
Poles	3
Coil Voltage	110V AC, 50/60Hz
Size	S3
Terminal Type	Screw
Series	SIRIUS 3RT1
Protection Class	IP20

Common applications

Motor control

Power switching

Industrial automation

Load management

Control panels

Compatible systems

Industrial control systems Motor control circuits Automation panels

Also known as

Siemens SIRIUS 3RT1044-1AG20 3RT10441AG20 Siemens 110V AC Contactor

Replaces / compatible with

This product is phased out. The preferred successor is the SIRIUS 3RT2 series, specifically the 3RT2037-1AG20.

Technical note

Expert tip

This Size S3 contactor features screw terminals and can be mounted on a standard 35mm DIN rail. It is rated for AC-3 utilization category.

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Frequently asked questions

What is the coil voltage for the Siemens 3RT1044-1AG20 power contactor?

The Siemens 3RT1044-1AG20 power contactor is equipped with a 110V AC coil, designed to operate at both 50Hz and 60Hz frequencies. This makes it suitable for a broad range of industrial power systems.