Home › Manufacturers › Siemens › 3RT2017-2SB42

Siemens

Siemens 3RT2017-2SB42 3-Pole Power Contactor

● In Stock 12-Mo Warranty Same-Day Dispatch Ships Worldwide 🎖 Veteran-Owned

In Stock — Ready to Ship

ManufacturerSiemens

Part number3RT2017-2SB42

AC-3e/AC-3 Rating 12A, 5.5kW/400V

Poles 3

Coil Voltage 24V DC

Control Voltage Range 0.85-1.85*Uc

Get a price for 3RT2017-2SB42

Response within 1 business hour

🛡

12-month warranty

All units tested

⚡

Same-day dispatch

Order by 2pm CST

🌐

Worldwide delivery

US, EU, Asia, Middle East

🎖

Veteran-owned

CAGE: 9NK75

AC-3e/AC-3 rated 12A 5.5kW power at 400V 24V DC coil 0.85-1.85*Uc control voltage 1 NC auxiliary contact Spring-loaded terminals

Product description

The Siemens 3RT2017-2SB42 is a 3-pole power contactor designed for AC-3e/AC-3 applications, rated for 12A and 5.5kW at 400V. It features a 24V DC coil with a control circuit voltage range of 0.85-1.85*Uc, and includes an integrated suppressor diode for surge protection. This contactor is equipped with one normally closed (NC) auxiliary contact and utilizes spring-loaded terminals for secure connections. Its frame size is S00.

This power contactor is suitable for a wide range of industrial applications, including motor control, automation, and general power switching. The 0.85-1.85*Uc control voltage range offers flexibility in various system configurations.

Stanlo Automation provides genuine Siemens parts, including the 3RT2017-2SB42 power contactor. As a veteran-owned distributor of surplus parts, we are committed to delivering quality products and reliable service to our customers.

Technical specifications

AC-3e/AC-3 Rating	12A, 5.5kW/400V
Poles	3
Coil Voltage	24V DC
Control Voltage Range	0.85-1.85*Uc
Auxiliary Contacts	1 NC
Terminals	Spring-loaded
Frame Size	S00
Integrated Suppressor Diode	Yes

Common applications

Motor control

Automation systems

Industrial machinery

Control circuits

Also known as

SIRIUS 3RT2017-2SB42 Siemens Contactor 12A

Replaces / compatible with

This Siemens 3RT2017-2SB42 is a variant of the 3RT20 power contactor series, designed for specific control voltage ranges.

Technical note

Expert tip

The spring-loaded terminals offer vibration resistance and ensure reliable electrical connections without the need for re-tightening.

What happens next?

Email confirmation

Immediate receipt acknowledgment sent to you

Account manager assigned

Confirms your part's spec and condition

Your quote delivered

Tailored to your specific requirements

Frequently asked questions

What is the control voltage range for the Siemens 3RT2017-2SB42 contactor?

The Siemens 3RT2017-2SB42 power contactor has a 24V DC coil with a control circuit voltage range of 0.85 to 1.85 times the rated control supply voltage (Uc).