We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

Siemens SIRIUS 3RT Safety Contactor, 3 Poles, 120V AC, 32 A - Safety Contactors
SiemensSafety Contactors

Siemens SIRIUS 3RT Safety Contactor, 3 Poles, 120V AC, 32 A

The SIEMENS IEC Magnetic Contactor: 3 Poles is a safety contactor from the SIRIUS 3RT series, operating at 120V AC and rated for 32 A. This model (MPN 3RT20271AK643MA0) does not include integrated surge suppression.

SKU 3G-OTH-39533

Brand
Siemens
Item
SIRIUS 3RT Safety Contactor, 3 Poles, 120V AC, 32 A
Category
Safety 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 — 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
3RT20271AK643MA0
Type
32 A, SIRIUS 3RT Safety Contactors
AC
120V
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: 3 Poles is a safety contactor from the SIRIUS 3RT series, operating at 120V AC and rated for 32 A. This model (MPN 3RT20271AK643MA0) does not include integrated surge suppression.

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 3RT20271AK643MA0 safety contactor used for?

The SIEMENS 3RT20271AK643MA0 is a SIRIUS 3RT safety contactor used for safely switching and isolating industrial motor loads and machinery. It is commonly applied in emergency-stop circuits, safety interlocks, and automation systems requiring reliable disconnection under fault conditions.

What are the specifications of the SIEMENS 3RT20271AK643MA0 contactor?

This SIEMENS IEC magnetic contactor has 3 poles, a coil voltage of 120V AC, and a rated current of 32 A. It is part of the SIRIUS 3RT series and does not include integrated surge suppression. The manufacturer part number is 3RT20271AK643MA0.

Where to buy the SIEMENS 3RT20271AK643MA0 contactor worldwide?

You can source the SIEMENS 3RT20271AK643MA0 safety contactor worldwide through 3G Electric. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to select the right SIEMENS safety contactor for my application?

To select the correct SIEMENS SIRIUS 3RT safety contactor, match the coil voltage (e.g., 120V AC), rated current (e.g., 32 A), and pole count to your motor or load requirements. Verify that the contactor meets your safety circuit design and does not require integrated surge suppression if using external 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 safety 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: 3 Poles, 120V AC, 38 A, SIRIUS 3RT Safety Contactors (MPN 3RT20281AK643MA0)
Siemens
SIEMENS IEC Magnetic Contactor: 3 Poles, 120V AC, 38 A, SIRIUS 3RT Safety Contactors (MPN 3RT20281AK643MA0)
SIEMENS IEC Magnetic Contactor: 3 Poles, 120V AC, 25 A, SIRIUS 3RT Safety Contactors (MPN 3RT20261AK643MA0)
Siemens
SIEMENS IEC Magnetic Contactor: 3 Poles, 120V AC, 25 A, SIRIUS 3RT Safety Contactors (MPN 3RT20261AK643MA0)
SIEMENS IEC Magnetic Contactor: 3 Poles, 120V AC, 12 A, SIRIUS 3RT Safety Contactors (MPN 3RT20241AK643MA0)
Siemens
SIEMENS IEC Magnetic Contactor: 3 Poles, 120V AC, 12 A, SIRIUS 3RT Safety Contactors (MPN 3RT20241AK643MA0)
SIEMENS IEC Magnetic Contactor: 3 Poles, 120V AC, 7 A, SIRIUS 3RT Safety Contactors (MPN 3RT20151AK643MA0)
Siemens
SIEMENS IEC Magnetic Contactor: 3 Poles, 120V AC, 7 A, SIRIUS 3RT Safety Contactors (MPN 3RT20151AK643MA0)
SIEMENS IEC Magnetic Contactor: 3 Poles, 120V AC, 12 A, SIRIUS 3RT Safety Contactors (MPN 3RT20171AK643MA0)
Siemens
SIEMENS IEC Magnetic Contactor: 3 Poles, 120V AC, 12 A, SIRIUS 3RT Safety Contactors (MPN 3RT20171AK643MA0)
SIEMENS IEC Magnetic Contactor: 3 Poles, 24V DC, 32 A, SIRIUS 3RT Safety Contactors (MPN 3RT20271BB443MA0)
Siemens
SIEMENS IEC Magnetic Contactor: 3 Poles, 24V DC, 32 A, SIRIUS 3RT Safety Contactors (MPN 3RT20271BB443MA0)

More from Siemens

View all Siemens parts
IEC magnetic contactor with 3 poles, rated 17 A at 120V AC. Part of the SIRIUS 3RT safety contactor series. Suitable for switching and isolating motors and other loads in industrial machinery and automation systems requiring safety-circuit compliance
Siemens
IEC magnetic contactor with 3 poles, rated 17 A at 120V AC. Part of the SIRIUS 3RT safety contactor series. Suitable for switching and isolating motors and other loads in industrial machinery and automation systems requiring safety-circuit compliance
Siemens SIRIUS 3RT safety contactor with 3 poles, rated 7 A and 24 V DC coil. No integrated surge suppression. Suitable for emergency-stop and safety circuits in industrial machinery such as conveyors, packaging lines, and robotic cells
Siemens
Siemens SIRIUS 3RT safety contactor with 3 poles, rated 7 A and 24 V DC coil. No integrated surge suppression. Suitable for emergency-stop and safety circuits in industrial machinery such as conveyors, packaging lines, and robotic cells
This Siemens SIRIUS 3RT safety contactor is rated for 150 A and operates on 110-127V AC/DC with three poles. It does not include integrated surge suppression. Typical applications include switching and isolating motor circuits in industrial automation, emergency-stop circuits, and safety gates
Siemens
This Siemens SIRIUS 3RT safety contactor is rated for 150 A and operates on 110-127V AC/DC with three poles. It does not include integrated surge suppression. Typical applications include switching and isolating motor circuits in industrial automation, emergency-stop circuits, and safety gates
This Siemens SIRIUS 3RT safety contactor is a 3-pole device rated for 9 A and operates on 24V DC. It is designed for safely switching motors and loads in industrial machinery, conveyors, and safety circuits, providing reliable isolation and emergency-stop functionality. This unit does not include integrated surge suppression
Siemens
This Siemens SIRIUS 3RT safety contactor is a 3-pole device rated for 9 A and operates on 24V DC. It is designed for safely switching motors and loads in industrial machinery, conveyors, and safety circuits, providing reliable isolation and emergency-stop functionality. This unit does not include integrated surge suppression
Three-pole IEC safety contactor rated at 12 A with a 24 V DC coil. Includes integrated surge suppression. Designed for industrial switching applications requiring fail-safe isolation and control of electrical loads in safety circuits
Siemens
Three-pole IEC safety contactor rated at 12 A with a 24 V DC coil. Includes integrated surge suppression. Designed for industrial switching applications requiring fail-safe isolation and control of electrical loads in safety circuits
3-pole safety contactor from the SIRIUS 3RT series, rated 96 A at 24 V DC. Includes integrated surge suppression. Suitable for switching motors and loads in safety circuits such as emergency-stop and safety gate applications
Siemens
3-pole safety contactor from the SIRIUS 3RT series, rated 96 A at 24 V DC. Includes integrated surge suppression. Suitable for switching motors and loads in safety circuits such as emergency-stop and safety gate applications
IEC magnetic contactor with 3 poles, rated 120V AC and 9 A. Part of the SIRIUS 3RT series for safety applications. No integrated surge suppression. Used for switching motors and loads in industrial machinery, conveyors, and safety circuits requiring reliable isolation and emergency-stop functionality
Siemens
IEC magnetic contactor with 3 poles, rated 120V AC and 9 A. Part of the SIRIUS 3RT series for safety applications. No integrated surge suppression. Used for switching motors and loads in industrial machinery, conveyors, and safety circuits requiring reliable isolation and emergency-stop functionality
This Siemens SIRIUS 3RT safety contactor is a 3-pole device rated for 38 A and a 24V DC coil. It is designed for safely switching motors and loads in industrial machinery, conveyors, and automation systems, providing reliable isolation and emergency-stop functionality in safety circuits. No integrated surge suppression
Siemens
This Siemens SIRIUS 3RT safety contactor is a 3-pole device rated for 38 A and a 24V DC coil. It is designed for safely switching motors and loads in industrial machinery, conveyors, and automation systems, providing reliable isolation and emergency-stop functionality in safety circuits. No integrated surge suppression