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Siemens 3RT2027-1DB44-3MA0 32A Power Contactor - 24V DC Coil

Siemens 3RT2027-1DB44-3MA0 32A Power Contactor with 24V DC coil.

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ManufacturerSiemens

Part number3RT2027-1DB44-3MA0

AC-3e/AC-3 Rating 32A

Power 15 kW / 400 V

Poles 3

Coil Voltage 24 V DC

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AC-3e/AC-3 Rated 32A Current Rating 24V DC Coil Integrated Varistor 2 NO + 2 NC Auxiliary Contacts Size S0

Product description

The Siemens 3RT2027-1DB44-3MA0 is a 3-pole power contactor designed for AC-3e/AC-3 applications, capable of handling 32A and 15kW at 400V. This S0-sized contactor features a 24V DC coil, a built-in varistor for surge suppression, and auxiliary contacts including 2 normally open (NO) and 2 normally closed (NC) contacts. It utilizes screw terminals for secure connections and includes a captive auxiliary switch.

This power contactor is widely used in industrial automation for motor control, power switching, and load management across various sectors. Its robust design makes it suitable for applications in manufacturing plants, water treatment facilities, HVAC systems, and material handling equipment where reliable power switching is critical.

Source your Siemens 3RT2027-1DB44-3MA0 from Stanlo Automation, a veteran-owned business specializing in surplus industrial automation parts. We offer competitive pricing, fast shipping, and expert support to ensure your operations run smoothly and cost-effectively.

Technical specifications

AC-3e/AC-3 Rating	32A
Power	15 kW / 400 V
Poles	3
Coil Voltage	24 V DC
Auxiliary Contacts	2 NO + 2 NC
Terminals	Screw
Size	S0
Varistor	Plugged-in

Common applications

Motor control

Power switching

Load management

Industrial automation

Control panels

Manufacturing equipment

Compatible systems

PLC outputs Control systems Automation panels

Also known as

Siemens 3RT2027-1DB44-3MA0 Contactor Siemens S0 Contactor 3RT20 Series Contactor

Replaces / compatible with

Compatible with Siemens 3RT20 series accessories and control units.

Technical note

Expert tip

The plugged-in varistor on the 3RT2027-1DB44-3MA0 provides integrated overvoltage protection for the coil.

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Frequently asked questions

What are the auxiliary contact configurations for the Siemens 3RT2027-1DB44-3MA0?

The Siemens 3RT2027-1DB44-3MA0 power contactor is equipped with 2 normally open (NO) and 2 normally closed (NC) auxiliary contacts. This configuration allows for versatile control and signaling in your automation system.