Home › Manufacturers › Siemens › SIRIUS Contactors & Relays › 3RT2028-1AG20

Siemens

Siemens 3RT2028-1AG20 3-Pole Power Contactor — 38A 18.5kW 110V AC

Name: Siemens 3RT2028-1AG20
Brand: Siemens
SKU: 3RT2028-1AG20
Availability: InStock

Siemens 3RT2028-1AG20 3-pole AC power contactor.

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

In Stock — Ready to Ship

ManufacturerSiemens

Part number3RT2028-1AG20

Type AC-3e/AC-3

Current Rating 38A

Power 18.5 kW @ 400V

Poles 3

Get a price for 3RT2028-1AG20

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

38A current capacity 18.5kW power handling 110V AC coil 1 NO + 1 NC auxiliary contacts Screw terminals Size S0

Product description

The Siemens 3RT2028-1AG20 is a high-capacity 3-pole power contactor designed for AC-3e/AC-3 applications. It is rated for 38 Amps and can switch 18.5 kW at 400 Volts. This model features a 110 Volt AC coil operating at 50/60 Hz, and includes 1 normally open (NO) and 1 normally closed (NC) auxiliary contact. Connections are made via screw terminals, and the contactor is built in size S0.

This contactor is suitable for controlling larger industrial motors and heavy loads in manufacturing, material handling, and process automation. Its higher current and power ratings make it ideal for applications requiring robust switching capabilities for significant electrical loads.

Stanlo Automation, your veteran-owned surplus parts distributor, offers the Siemens 3RT2028-1AG20. Rely on us for quality industrial components and excellent service to keep your operations productive.

Technical specifications

Type	AC-3e/AC-3
Current Rating	38A
Power	18.5 kW @ 400V
Poles	3
Coil Voltage	110V AC
Frequency	50/60 Hz
Aux Contacts	1 NO + 1 NC
Terminals	Screw
Size	S0

Common applications

Motor control

Industrial machinery

Material handling

Process automation

Heavy load switching

Compatible systems

110V AC control circuits Siemens SIRIUS 3RT2 accessories Motor control for higher power loads

Also known as

Siemens 3RT2028 SIRIUS 3RT2028 3RT2028-1AG20 contactor

Replaces / compatible with

Compatible with Siemens 3RT2 series accessories and control components.

Technical note

Expert tip

The screw terminals on this contactor provide a secure and robust connection suitable for high-current applications and environments prone to vibration.

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 operating frequency range for the Siemens 3RT2028-1AG20?

The Siemens 3RT2028-1AG20 contactor is designed to operate with its 110V AC coil at both 50 Hz and 60 Hz frequencies, providing flexibility for use in different regions or with various power sources.