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Siemens Magnetic Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 25 A - Non-Reversing IEC Contactors
SiemensNon-Reversing IEC Contactors

Siemens Magnetic Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 25 A

The SIEMENS IEC Magnetic Contactor is a non-reversing contactor with 3 poles and 3 normally open (NO) contacts, rated for 25 A with a 24 V DC coil (MPN 3RT20261BB40). It does not include integrated surge suppression.

SKU 3G-OTH-43217

Brand
Siemens
Item
Magnetic Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 25 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
3RT20261BB40
Type
25 A
Poles
3
DC Coil
24V
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 Magnetic Contactor is a non-reversing contactor with 3 poles and 3 normally open (NO) contacts, rated for 25 A with a 24 V DC coil (MPN 3RT20261BB40). It does not include integrated surge suppression.

Frequently Asked Questions

What is the SIEMENS 3RT20261BB40 contactor used for?

The SIEMENS 3RT20261BB40 is a non-reversing IEC magnetic contactor used for switching motors, lighting, and other inductive loads in industrial automation and HVAC systems. It handles up to 25 A with a 24 V DC coil and 3 normally open contacts.

What are the specifications of the SIEMENS 3RT20261BB40 contactor?

This SIEMENS contactor has 3 poles, 3 normally open (NO) contacts, a 25 A rating, and a 24 V DC coil. It does not include integrated surge suppression. The manufacturer part number is 3RT20261BB40.

Where to buy the SIEMENS 3RT20261BB40 contactor worldwide?

3G Electric supplies the SIEMENS 3RT20261BB40 contactor worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time.

How to select the right SIEMENS contactor for a 24 V DC system?

For a 24 V DC system, choose a contactor with a matching coil voltage, like the SIEMENS 3RT20261BB40. Ensure the current rating (25 A) exceeds your load. Verify pole count and contact configuration (3NO) for your application. Always consult the manufacturer's data sheet.

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 Magnetic Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 17 A, 24V DC Coil (MPN 3RT20251BB40)
Siemens
SIEMENS IEC Magnetic Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 17 A, 24V DC Coil (MPN 3RT20251BB40)
SIEMENS IEC Magnetic Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 25 A, 24V AC Coil (MPN 3RT20261AC20)
Siemens
SIEMENS IEC Magnetic Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 25 A, 24V AC Coil (MPN 3RT20261AC20)
SIEMENS IEC Magnetic Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 12 A, 24V DC Coil (MPN 3RT20241BB40)
Siemens
SIEMENS IEC Magnetic Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 12 A, 24V DC Coil (MPN 3RT20241BB40)
SIEMENS IEC Magnetic Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 25 A, 240V AC Coil (MPN 3RT20261AP60)
Siemens
SIEMENS IEC Magnetic Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 25 A, 240V AC Coil (MPN 3RT20261AP60)
SIEMENS IEC Magnetic Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 9 A, 24V DC Coil (MPN 3RT20161BB42)
Siemens
SIEMENS IEC Magnetic Contactor: Non-Reversing, 3 Poles, 3NO Contacts, 9 A, 24V DC Coil (MPN 3RT20161BB42)
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)

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