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Siemens Power Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 80 A - Non-Reversing IEC Contactors
SiemensNon-Reversing IEC Contactors

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

The SIEMENS IEC Power Contactor is a non-reversing IEC contactor with 3 poles and 3NO contacts, rated for 80 A with a 110V AC coil (MPN 3RT20381AG20). This model does not include integrated surge suppression.

SKU 3G-OTH-45223

Brand
Siemens
Item
Power Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 80 A
Category
Non-Reversing IEC Contactors
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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
3RT20381AG20
Type
80 A
Poles
3
AC Coil
110V
Contacts
3NO
Integrated Surge Suppression
No

Technical Documents

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

Product Description

The SIEMENS IEC Power Contactor is a non-reversing IEC contactor with 3 poles and 3NO contacts, rated for 80 A with a 110V AC coil (MPN 3RT20381AG20). This model does not include integrated surge suppression.

Frequently Asked Questions

What is the SIEMENS 3RT20381AG20 IEC power contactor used for?

The SIEMENS 3RT20381AG20 is a non-reversing IEC power contactor used for switching motors, lighting, and resistive loads in industrial automation and control panels. Its 80 A rating and 110V AC coil suit applications requiring reliable on/off control across manufacturing, HVAC, and material handling systems.

What are the specifications of the SIEMENS 3RT20381AG20 contactor?

This SIEMENS contactor has 3 poles with 3 normally open (3NO) contacts, rated 80 A, and a 110V AC coil. It is non-reversing and does not include integrated surge suppression. The manufacturer part number is 3RT20381AG20. It is designed for IEC industrial control circuits.

Where to buy the SIEMENS 3RT20381AG20 contactor worldwide?

3G Electric supplies the SIEMENS 3RT20381AG20 contactor worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this genuine Siemens part.

How to select a replacement contactor for a SIEMENS 3RT20381AG20?

When selecting a replacement, match the coil voltage (110V AC), current rating (80 A), pole count (3), and contact configuration (3NO). Verify physical dimensions and mounting style to fit your panel. For non-reversing applications, the SIEMENS 3RT20381AG20 is a direct fit. Consult a qualified electrician for installation.

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.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
SIEMENS IEC Power Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 51 A, 240V AC Coil (MPN 3RT20361AL20)
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SIEMENS IEC Power Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 51 A, 240V AC Coil (MPN 3RT20361AL20)
SIEMENS IEC Power Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 80 A, 110V AC Coil (MPN 3RT20383AG20)
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SIEMENS IEC Power Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 80 A, 110V AC Coil (MPN 3RT20383AG20)
SIEMENS IEC Power Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 32 A, 480V AC Coil (MPN 3RT20271AV60)
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SIEMENS IEC Power Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 32 A, 480V AC Coil (MPN 3RT20271AV60)
SIEMENS IEC Power Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 110 A, 120V AC Coil (MPN 3RT20471AK60)
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SIEMENS IEC Power Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 110 A, 120V AC Coil (MPN 3RT20471AK60)
SIEMENS IEC Power Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 41 A, 240V AC Coil (MPN 3RT20351AL20)
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SIEMENS IEC Power Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 41 A, 240V AC Coil (MPN 3RT20351AL20)
SIEMENS IEC Power Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 80 A, 120V AC Coil (MPN 3RT20451AK60)
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SIEMENS IEC Power Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 80 A, 120V AC Coil (MPN 3RT20451AK60)

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