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Siemens 3RT20371KB40 Non-Reversing IEC Contactor - Non-Reversing IEC Contactors
SiemensNon-Reversing IEC Contactors

Siemens 3RT20371KB40 Non-Reversing IEC Contactor

The SIEMENS IEC Magnetic Contactor is a non-reversing contactor with 3 poles and 3 normally open (NO) contacts, rated at 65 A with a 24 V DC coil (MPN 3RT20371KB40). It features integrated surge suppression for…

SKU 3G-OTH-44905

Brand
Siemens
Item
3RT20371KB40 Non-Reversing IEC Contactor
Category
Non-Reversing IEC Contactors
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

Siemens
Manufacturer Part Number
3RT20371KB40
Type
65 A
Poles
3
DC Coil
24V
Contacts
3NO
Integrated Surge Suppression
Yes

Technical Documents

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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 65 A with a 24 V DC coil (MPN 3RT20371KB40). It features integrated surge suppression for enhanced protection. This component is designed for industrial motor control and switching applications.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the SIEMENS IEC Magnetic Contactor 3RT20371KB40 used for?

This SIEMENS IEC magnetic contactor is used for industrial motor control and switching applications. It is a non-reversing, 3-pole device rated at 65 A with a 24 V DC coil, suitable for starting and stopping motors and other loads in manufacturing, HVAC, and process automation.

What are the specifications of the SIEMENS 3RT20371KB40 contactor?

The SIEMENS 3RT20371KB40 is a non-reversing IEC magnetic contactor with 3 poles and 3 normally open (NO) contacts. It is rated at 65 A with a 24 V DC coil and includes integrated surge suppression. The manufacturer part number is 3RT20371KB40.

Where to buy the SIEMENS 3RT20371KB40 contactor worldwide?

You can source the SIEMENS 3RT20371KB40 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.

How to install the SIEMENS 3RT20371KB40 contactor?

Install the SIEMENS 3RT20371KB40 contactor on a DIN rail or mounting plate, ensuring proper alignment. Connect the 24 V DC coil to a suitable power supply and wire the 3NO contacts for your motor or load circuit. Follow standard IEC installation practices and verify surge suppression is active.

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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Cross-referenced by specification & description
SIEMENS IEC Magnetic Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 51 A, 24V DC Coil (MPN 3RT20361KB40)
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This Siemens IEC contactor is a non-reversing, 3-pole device with 3 normally open contacts rated at 80 A. It features a 24V DC coil and integrated surge suppression. Typical applications include switching three-phase motors and other inductive loads in industrial control panels and automation systems
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Non-reversing IEC contactor with 3 poles and 3 normally open contacts. Rated for 65 A with a 240V AC coil. No integrated surge suppression. Used for switching three-phase motors and other inductive loads in industrial automation, HVAC, and pump control applications
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Non-reversing IEC contactor with 3 poles and 3 normally open contacts. Rated for 65 A with a 240V AC coil. No integrated surge suppression. Used for switching three-phase motors and other inductive loads in industrial automation, HVAC, and pump control applications
SIEMENS IEC Magnetic Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 80 A, 24V AC Coil (MPN 3RT20381AC20)
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SIEMENS IEC Magnetic Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 80 A, 24V AC Coil (MPN 3RT20381AC20)
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
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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

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