Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

Siemens Magnetic Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 38 A - Non-Reversing IEC Contactors
SiemensNon-Reversing IEC Contactors

Siemens Magnetic Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 38 A

The SIEMENS IEC Magnetic Contactor is a non-reversing contactor with 3 poles and 3 normally open (NO) contacts, rated at 38 A with a 220V AC coil (MPN 3RT20281AN20). This component does not include integrated surge…

SKU 3G-OTH-51154

Brand
Siemens
Item
Magnetic Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 38 A
Category
Non-Reversing IEC Contactors
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

Siemens
Manufacturer Part Number
3RT20281AN20
Type
38 A
Poles
3
AC Coil
220V
Contacts
3NO
Integrated Surge Suppression
No

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

Siemens Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SIEMENS IEC Magnetic Contactor is a non-reversing contactor with 3 poles and 3 normally open (NO) contacts, rated at 38 A with a 220V AC coil (MPN 3RT20281AN20). This component does not include integrated surge suppression.

Frequently Asked Questions

What is the SIEMENS IEC Magnetic Contactor 3RT20281AN20 used for?

This non-reversing contactor is used for switching three-phase motors and other inductive loads in industrial automation and HVAC systems. It is rated for 38 A continuous current with a 220V AC coil, making it suitable for motor control centers and panel builds requiring reliable on/off control.

What are the specifications of the SIEMENS 3RT20281AN20 contactor?

The SIEMENS IEC Magnetic Contactor 3RT20281AN20 is a non-reversing, 3-pole device with 3 normally open (NO) contacts. It has a continuous current rating of 38 A and a 220V AC coil. It does not include integrated surge suppression. The brand is SIEMENS and the MPN is 3RT20281AN20.

Where to buy the SIEMENS 3RT20281AN20 contactor worldwide?

You can source the SIEMENS 3RT20281AN20 contactor through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply genuine SIEMENS components to industrial buyers globally.

How to select the correct coil voltage for a SIEMENS contactor?

Select the coil voltage to match your control circuit supply. For the SIEMENS 3RT20281AN20, the coil is 220V AC. Always verify the control voltage available in your panel and ensure the contactor's coil rating matches. Using the wrong coil voltage can cause coil burnout or failure to pick up.

Used in

Common applications for Siemens
District cooling plants — LME73 + RWF55 for condenser-water modulation
Inflight catering and food-processing steam boilers — LMG22 with SQN90 air-fuel cross-damper
Hospital steam-plant redundancy — LME41 with QRA2 UV flame detection for dual-fuel boilers
Semiconductor fab process heat — LME23 and SKP55 gas valves on hot-oil heater skids
Container-terminal reefer-deck heating — LMG22 retrofit onto legacy burner racks

Siemens Products

3G Electric supplies Siemens non-reversing iec contactors. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
SIEMENS IEC Magnetic Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 12 A, 220V AC Coil (MPN 3RT20241AN20)
Siemens
SIEMENS IEC Magnetic Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 12 A, 220V AC Coil (MPN 3RT20241AN20)
SIEMENS IEC Magnetic Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 38 A, 240V AC Coil (MPN 3RT20281AP60)
Siemens
SIEMENS IEC Magnetic Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 38 A, 240V AC Coil (MPN 3RT20281AP60)
SIEMENS IEC Magnetic Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 32 A, 220V AC Coil (MPN 3RT20271AN20)
Siemens
SIEMENS IEC Magnetic Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 32 A, 220V AC Coil (MPN 3RT20271AN20)
SIEMENS IEC Magnetic Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 25 A, 220V AC Coil (MPN 3RT20261AN20)
Siemens
SIEMENS IEC Magnetic Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 25 A, 220V AC Coil (MPN 3RT20261AN20)
SIEMENS IEC Magnetic Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 38 A, 120V AC Coil (MPN 3RT20281AK60)
Siemens
SIEMENS IEC Magnetic Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 38 A, 120V AC Coil (MPN 3RT20281AK60)
SIEMENS IEC Magnetic Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 38 A, 24V AC Coil (MPN 3RT20281AC20)
Siemens
SIEMENS IEC Magnetic Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 38 A, 24V AC Coil (MPN 3RT20281AC20)

More from Siemens

View all Siemens parts
Non-reversing IEC contactor with 4 poles and 2 normally open and 2 normally closed contacts. Rated at 9 A with a 240V AC coil. Suitable for switching and controlling electrical loads in industrial motor control and automation applications, such as panel building, HVAC systems, and conveyor drives
Siemens
Non-reversing IEC contactor with 4 poles and 2 normally open and 2 normally closed contacts. Rated at 9 A with a 240V AC coil. Suitable for switching and controlling electrical loads in industrial motor control and automation applications, such as panel building, HVAC systems, and conveyor drives
Non-reversing IEC contactor with three poles and three normally open contacts. Rated for 51 A with a 24V AC coil. Suitable for switching three-phase motors, lighting, and HVAC loads in industrial control panels
Siemens
Non-reversing IEC contactor with three poles and three normally open contacts. Rated for 51 A with a 24V AC coil. Suitable for switching three-phase motors, lighting, and HVAC loads in industrial control panels
This non-reversing IEC contactor from Siemens features 3 poles and 3 normally open (NO) contacts, rated at 32 A with a 24V DC coil. It is designed for switching electrical loads in motor control and automation systems, including non-reversing motor starters, lighting, and heating circuits. No integrated surge suppression is included
Siemens
This non-reversing IEC contactor from Siemens features 3 poles and 3 normally open (NO) contacts, rated at 32 A with a 24V DC coil. It is designed for switching electrical loads in motor control and automation systems, including non-reversing motor starters, lighting, and heating circuits. No integrated surge suppression is included
This non-reversing IEC contactor from Siemens features 3 poles and 3 normally open (NO) contacts, rated at 12 A with a 24 V DC coil. It includes spring-loaded wire termination and integrated surge suppression. Suitable for switching electrical loads in industrial motor control and automation applications such as panel building, HVAC, and conveyor systems
Siemens
This non-reversing IEC contactor from Siemens features 3 poles and 3 normally open (NO) contacts, rated at 12 A with a 24 V DC coil. It includes spring-loaded wire termination and integrated surge suppression. Suitable for switching electrical loads in industrial motor control and automation applications such as panel building, HVAC, and conveyor systems
Non-reversing IEC contactor with 3 poles and 3 normally open contacts. Rated 38 A with a 24 V DC coil. No integrated surge suppression. Used for switching motors and other loads in industrial control panels, motor control centers, and HVAC equipment
Siemens
Non-reversing IEC contactor with 3 poles and 3 normally open contacts. Rated 38 A with a 24 V DC coil. No integrated surge suppression. Used for switching motors and other loads in industrial control panels, motor control centers, and HVAC equipment
Non-reversing IEC contactor with 3 poles and 3 normally open (NO) contacts, rated at 9 A. Coil voltage is 24 V DC. Features spring-loaded wire termination and integrated surge suppression. Suitable for switching motors, lighting, and resistive loads in industrial automation and HVAC systems
Siemens
Non-reversing IEC contactor with 3 poles and 3 normally open (NO) contacts, rated at 9 A. Coil voltage is 24 V DC. Features spring-loaded wire termination and integrated surge suppression. Suitable for switching motors, lighting, and resistive loads in industrial automation and HVAC systems
This Siemens non-reversing IEC contactor features 3 poles with 3 normally open contacts, rated at 9 A with a 220V AC coil. It is used for switching electrical loads in motor control, lighting, and heating applications within industrial automation and distribution panels
Siemens
This Siemens non-reversing IEC contactor features 3 poles with 3 normally open contacts, rated at 9 A with a 220V AC coil. It is used for switching electrical loads in motor control, lighting, and heating applications within industrial automation and distribution panels
Non-reversing IEC contactor with 3 poles and 3 normally open contacts, rated 9 A with a 24 V DC coil. Suitable for switching motors, lighting, and other industrial loads in control panels, HVAC systems, and conveyor drives. No integrated surge suppression
Siemens
Non-reversing IEC contactor with 3 poles and 3 normally open contacts, rated 9 A with a 24 V DC coil. Suitable for switching motors, lighting, and other industrial loads in control panels, HVAC systems, and conveyor drives. No integrated surge suppression