Home › Manufacturers › Siemens › 3RT2045-1AK60

Siemens

Siemens 3RT2045-1AK60 Power Contactor - 80A, 37kW, 110/120V AC

Siemens 3RT2045-1AK60: 80A, 37kW 3-pole power contactor with 110/120V AC coil.

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

In Stock — Ready to Ship

ManufacturerSiemens

Part number3RT2045-1AK60

Rated operational current AC-3e/AC-3 80 A

Rated power AC-3 (at 400 V) 37 kW

Poles 3

Coil voltage 110 V AC 50 Hz / 120 V AC 60 Hz

Get a price for 3RT2045-1AK60

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 operation 80A current rating 37kW power capacity 110/120V AC dual voltage coil S3 frame size 1 NO + 1 NC auxiliary contacts Screw terminals

Product description

The Siemens 3RT2045-1AK60 is a 3-pole power contactor rated for AC-3e/AC-3 duty, capable of handling 80A and 37 kW at 400V. This S3 frame size contactor operates with a dual-voltage AC coil, supporting 110V AC at 50 Hz and 120V AC at 60 Hz. It is equipped with 1 normally open (NO) and 1 normally closed (NC) auxiliary contact, and features screw terminals for the main circuit connections.

This contactor is designed for a wide array of industrial applications, including motor control and general power switching. Its dual-voltage capability for the AC coil provides flexibility in international applications or facilities with different common control voltages. The robust S3 frame ensures reliable performance for demanding industrial loads.

Stanlo Automation, a veteran-owned supplier of surplus industrial parts, offers the Siemens 3RT2045-1AK60. We are dedicated to providing cost-effective and reliable components to keep your automation systems running. Choose Stanlo Automation for quality surplus parts and a commitment to customer satisfaction.

Technical specifications

Rated operational current AC-3e/AC-3	80 A
Rated power AC-3 (at 400 V)	37 kW
Poles	3
Coil voltage	110 V AC 50 Hz / 120 V AC 60 Hz
Auxiliary contacts	1 NO + 1 NC
Terminal type	Screw
Frame size	S3

Common applications

Motor control

Load switching

Industrial automation

Control panels

Manufacturing automation

Power distribution

Machine control

Compatible systems

Industrial control systems requiring 110V AC 50Hz or 120V AC 60Hz control power.

Also known as

Siemens 3RT2045-1AK60 Contactor SIRIUS 3RT20 Contactor Siemens 80A AC Contactor 3RT2045-1AK60

Replaces / compatible with

This contactor is suitable for replacing other Siemens SIRIUS 3RT20 series contactors with similar electrical ratings and coil voltage requirements. Compatible with standard Siemens accessories.

Technical note

Expert tip

The 3RT2045-1AK60's dual-voltage coil simplifies inventory and application in regions with mixed frequency power grids, providing broad usability for this S3 frame size contactor.

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

Can the Siemens 3RT2045-1AK60 be used with both 50Hz and 60Hz power systems?

Yes, the Siemens 3RT2045-1AK60 is designed with a dual-voltage AC coil that operates at 110V AC 50 Hz or 120V AC 60 Hz, making it versatile for different power frequencies and nominal voltages.