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, 80 A - Non-Reversing IEC Contactors
SiemensNon-Reversing IEC Contactors

Siemens Magnetic Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 80 A

The SIEMENS IEC Magnetic Contactor is a non-reversing contactor with 3 poles and 3NO contacts, rated for 80 A with a 208V AC coil (MPN 3RT20381AM20). It does not include integrated surge suppression.

SKU 3G-OTH-50367

Brand
Siemens
Item
Magnetic Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 80 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
3RT20381AM20
Type
80 A
Poles
3
AC Coil
208V
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 3NO contacts, rated for 80 A with a 208V AC coil (MPN 3RT20381AM20). It does not include integrated surge suppression.

Frequently Asked Questions

What is the SIEMENS 3RT20381AM20 contactor used for?

The SIEMENS 3RT20381AM20 is a non-reversing IEC magnetic contactor used to switch motors, lighting, and other inductive loads in industrial control panels. It is rated for 80 A with a 208V AC coil and 3 normally open contacts, suitable for automation and machinery applications worldwide.

What are the specifications of the SIEMENS 3RT20381AM20 contactor?

This SIEMENS contactor has 3 poles, 3NO contacts, an 80 A rating, and a 208V AC coil. It does not include integrated surge suppression. The manufacturer part number is 3RT20381AM20. It is designed for non-reversing motor control in industrial environments.

Where to buy the SIEMENS 3RT20381AM20 contactor worldwide?

3G Electric supplies the SIEMENS 3RT20381AM20 contactor to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this 80 A, 208V AC coil contactor.

How to select the right SIEMENS contactor for my application?

Select a SIEMENS contactor based on motor full-load current, coil voltage, and pole configuration. For the 3RT20381AM20, ensure your control circuit matches the 208V AC coil and that the 80 A rating exceeds your load current. Consult a qualified engineer for proper sizing and protection.

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, 80 A, 24V AC Coil (MPN 3RT20381AC20)
Siemens
SIEMENS IEC Magnetic Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 80 A, 24V AC Coil (MPN 3RT20381AC20)
SIEMENS IEC Magnetic Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 51 A, 208V AC Coil (MPN 3RT20361AM20)
Siemens
SIEMENS IEC Magnetic Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 51 A, 208V AC Coil (MPN 3RT20361AM20)
SIEMENS IEC Magnetic Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 80 A, 240V AC Coil (MPN 3RT20381AP60)
Siemens
SIEMENS IEC Magnetic Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 80 A, 240V AC Coil (MPN 3RT20381AP60)
SIEMENS IEC Magnetic Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 51 A, 24V AC Coil (MPN 3RT20361AC20)
Siemens
SIEMENS IEC Magnetic Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 51 A, 24V AC Coil (MPN 3RT20361AC20)
SIEMENS IEC Magnetic Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 65 A, 240V AC Coil (MPN 3RT20371AP60)
Siemens
SIEMENS IEC Magnetic Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 65 A, 240V AC Coil (MPN 3RT20371AP60)
SIEMENS IEC Magnetic Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 41 A, 208V AC Coil (MPN 3RT20351AM20)
Siemens
SIEMENS IEC Magnetic Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 41 A, 208V AC Coil (MPN 3RT20351AM20)

More from Siemens

View all Siemens parts
This Siemens non-reversing IEC contactor features 3 poles with 3 normally open contacts, rated for 65 A and a 240V AC coil. It uses spring-loaded wire termination for secure connections. Suitable for switching three-phase loads in motor control, lighting, and HVAC applications
Siemens
This Siemens non-reversing IEC contactor features 3 poles with 3 normally open contacts, rated for 65 A and a 240V AC coil. It uses spring-loaded wire termination for secure connections. Suitable for switching three-phase loads in motor control, lighting, and HVAC applications
This Siemens non-reversing IEC contactor features 4 poles with 4 normally open contacts, rated at 16 A and a 208V AC coil. It is designed for switching motors, lighting, and other industrial loads in automation and HVAC systems. No integrated surge suppression
Siemens
This Siemens non-reversing IEC contactor features 4 poles with 4 normally open contacts, rated at 16 A and a 208V AC coil. It is designed for switching motors, lighting, and other industrial loads in automation and HVAC systems. No integrated surge suppression
Non-reversing IEC contactor with 4 poles, 2 normally open and 2 normally closed contacts. Rated at 16 A with a 24V AC coil. No integrated surge suppression. Used for switching motors, lighting, and other inductive loads in industrial control panels
Siemens
Non-reversing IEC contactor with 4 poles, 2 normally open and 2 normally closed contacts. Rated at 16 A with a 24V AC coil. No integrated surge suppression. Used for switching motors, lighting, and other inductive loads in industrial control panels
This non-reversing IEC contactor from Siemens features 4 poles with 4 normally open contacts, rated for 16 A and a 24V AC coil. It is used for switching and controlling electrical loads such as motors, lighting, and heating systems in industrial automation and power distribution applications. No integrated surge suppression is included
Siemens
This non-reversing IEC contactor from Siemens features 4 poles with 4 normally open contacts, rated for 16 A and a 24V AC coil. It is used for switching and controlling electrical loads such as motors, lighting, and heating systems in industrial automation and power distribution applications. No integrated surge suppression is included
This Siemens non-reversing IEC contactor is rated for 51 A with 3 poles and 3 normally open (NO) contacts. It operates with a 120V AC coil and features spring-loaded wire termination. No integrated surge suppression is included. Typical applications include switching three-phase motors, lighting, and heating loads in industrial control systems
Siemens
This Siemens non-reversing IEC contactor is rated for 51 A with 3 poles and 3 normally open (NO) contacts. It operates with a 120V AC coil and features spring-loaded wire termination. No integrated surge suppression is included. Typical applications include switching three-phase motors, lighting, and heating loads in industrial control systems
This Siemens non-reversing IEC contactor is rated 17 A with 3 poles and 3 normally open (NO) contacts. It features a 24V DC coil, spring-loaded wire termination, and integrated surge suppression. Suitable for switching motors, lighting, and resistive loads in industrial control panels
Siemens
This Siemens non-reversing IEC contactor is rated 17 A with 3 poles and 3 normally open (NO) contacts. It features a 24V DC coil, spring-loaded wire termination, and integrated surge suppression. Suitable for switching motors, lighting, and resistive loads in industrial control panels
Non-reversing IEC contactor with 3 poles and 3 normally open (NO) contacts. Rated at 65 A with a 208V AC coil. No integrated surge suppression. Suitable for switching motors, lighting, and other inductive loads in industrial control panels, such as conveyors, pumps, and HVAC systems
Siemens
Non-reversing IEC contactor with 3 poles and 3 normally open (NO) contacts. Rated at 65 A with a 208V AC coil. No integrated surge suppression. Suitable for switching motors, lighting, and other inductive loads in industrial control panels, such as conveyors, pumps, and HVAC systems
Non-reversing IEC contactor with 4 poles and 4 normally open (NO) contacts. Rated at 12 A with a 24 V DC coil. No integrated surge suppression. Suitable for switching three-phase motors, resistive loads, and lighting circuits in industrial automation and motor control applications
Siemens
Non-reversing IEC contactor with 4 poles and 4 normally open (NO) contacts. Rated at 12 A with a 24 V DC coil. No integrated surge suppression. Suitable for switching three-phase motors, resistive loads, and lighting circuits in industrial automation and motor control applications