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Siemens SIRIUS 3RT Safety Contactor - Safety Contactors
SiemensSafety Contactors

Siemens SIRIUS 3RT Safety Contactor

The SIEMENS SIRIUS 3RT Safety Contactor (MPN 3RT20261DB443MA0) is a 3-pole, 24V DC, 25 A IEC power contactor from the SIRIUS 3RT series. It features integrated surge suppression. This safety contactor is designed for…

SKU 3G-OTH-39485

Brand
Siemens
Item
SIRIUS 3RT Safety Contactor
Category
Safety 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
3RT20261DB443MA0
Integrated Surge Suppression
Yes

Technical Documents

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

Product Description

The SIEMENS SIRIUS 3RT Safety Contactor (MPN 3RT20261DB443MA0) is a 3-pole, 24V DC, 25 A IEC power contactor from the SIRIUS 3RT series. It features integrated surge suppression. This safety contactor is designed for industrial 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 SIRIUS 3RT safety contactor used for?

The SIEMENS SIRIUS 3RT safety contactor (3RT20261DB443MA0) is used for industrial switching applications requiring reliable isolation and control, such as motor circuits, conveyors, and safety interlocks. Its integrated surge suppression protects connected loads in automation and machinery environments.

What are the specifications of the SIEMENS 3RT20261DB443MA0 contactor?

This SIEMENS SIRIUS 3RT safety contactor is a 3-pole IEC power contactor rated at 25 A with a 24 V DC coil. It includes integrated surge suppression for transient protection. The MPN is 3RT20261DB443MA0, part of the SIRIUS 3RT series designed for industrial safety circuits.

Where to buy the SIEMENS 3RT20261DB443MA0 contactor worldwide?

3G Electric supplies the SIEMENS SIRIUS 3RT safety contactor (3RT20261DB443MA0) 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 install a SIEMENS SIRIUS 3RT safety contactor?

Mount the SIEMENS SIRIUS 3RT contactor on a DIN rail or panel using the provided clips. Connect the 24 V DC coil supply to terminals A1 and A2, ensuring correct polarity. Wire the three main poles for load switching. Verify integrated surge suppression is active per the wiring diagram.

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.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
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
This Siemens SIRIUS 3RT safety contactor is a 3-pole device rated for 51 A and a coil voltage of 24V DC. It includes integrated surge suppression. Typical applications include emergency-stop circuits, safety gates, and other machine-safety functions requiring reliable power disconnection
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This Siemens SIRIUS 3RT safety contactor is a 3-pole device rated for 51 A and a coil voltage of 24V DC. It includes integrated surge suppression. Typical applications include emergency-stop circuits, safety gates, and other machine-safety functions requiring reliable power disconnection
This Siemens SIRIUS 3RT safety contactor is a 3-pole device rated at 65 A with a 24V DC coil. It includes integrated surge suppression. Typical applications include emergency-stop circuits, safety gates, and other safety-related control systems requiring reliable power disconnection
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This Siemens SIRIUS 3RT safety contactor is a 3-pole device rated at 65 A with a 24V DC coil. It includes integrated surge suppression. Typical applications include emergency-stop circuits, safety gates, and other safety-related control systems requiring reliable power disconnection
This 3-pole safety contactor from the Siemens SIRIUS 3RT series is rated for 80 A and operates on 24V DC. It includes integrated surge suppression. Typical applications include emergency-stop circuits, safety gates, and conveyor systems where reliable power disconnection is required
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This 3-pole safety contactor from the Siemens SIRIUS 3RT series is rated for 80 A and operates on 24V DC. It includes integrated surge suppression. Typical applications include emergency-stop circuits, safety gates, and conveyor systems where reliable power disconnection is required
This 3-pole safety contactor from the Siemens SIRIUS 3RT series is rated for 25 A and operates on 24V DC control voltage. It is designed for safe switching and isolation of electrical loads in industrial machinery, including emergency-stop and guard-door monitoring circuits. The contactor does not include integrated surge suppression
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This 3-pole safety contactor from the Siemens SIRIUS 3RT series is rated for 25 A and operates on 24V DC control voltage. It is designed for safe switching and isolation of electrical loads in industrial machinery, including emergency-stop and guard-door monitoring circuits. The contactor does not include integrated surge suppression
This Siemens SIRIUS 3RT safety contactor is a 3-pole device rated for 16 A at 24 V DC. It is designed for use in safety circuits such as emergency stop and safety gate applications where reliable load disconnection is required. The contactor does not include integrated surge suppression
Siemens
This Siemens SIRIUS 3RT safety contactor is a 3-pole device rated for 16 A at 24 V DC. It is designed for use in safety circuits such as emergency stop and safety gate applications where reliable load disconnection is required. The contactor does not include integrated surge suppression

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This Siemens safety contactor from the SIRIUS 3RT series has 3 poles and is rated for 120V AC and 7 A. It does not include integrated surge suppression. Typical applications include emergency-stop circuits, safety gates, and machine-safety functions in industrial control systems
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This Siemens safety contactor from the SIRIUS 3RT series has 3 poles and is rated for 120V AC and 7 A. It does not include integrated surge suppression. Typical applications include emergency-stop circuits, safety gates, and machine-safety functions in industrial control systems
This Siemens SIRIUS 3RT safety contactor is rated 150 A with 3 poles and a coil voltage of 23-26V AC/DC. It is designed for use in emergency-stop and safety circuits to safely disconnect machinery. No integrated surge suppression is included. Typical applications include industrial automation, conveyor systems, and process control
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This Siemens SIRIUS 3RT safety contactor is rated 150 A with 3 poles and a coil voltage of 23-26V AC/DC. It is designed for use in emergency-stop and safety circuits to safely disconnect machinery. No integrated surge suppression is included. Typical applications include industrial automation, conveyor systems, and process control
This Siemens SIRIUS 3RT safety contactor is a 3-pole device rated for 17 A at 24V DC. It is designed for use in safety circuits such as emergency-stop and guard monitoring in industrial control systems. The contactor does not include integrated surge suppression
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This Siemens SIRIUS 3RT safety contactor is a 3-pole device rated for 17 A at 24V DC. It is designed for use in safety circuits such as emergency-stop and guard monitoring in industrial control systems. The contactor does not include integrated surge suppression
3-pole IEC magnetic contactor rated 16 A at 120V AC, part of the SIRIUS 3RT safety contactor series. Designed for safety-related switching and isolation in industrial machinery safety circuits, such as emergency stop and guard door monitoring. No integrated surge suppression
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3-pole IEC magnetic contactor rated 16 A at 120V AC, part of the SIRIUS 3RT safety contactor series. Designed for safety-related switching and isolation in industrial machinery safety circuits, such as emergency stop and guard door monitoring. No integrated surge suppression
This Siemens SIRIUS 3RT safety contactor is a 3-pole device rated for 185 A with a 110-127V AC/DC coil. It is designed for fail-safe switching and isolation in industrial motor control and safety circuits, such as in machinery, conveyors, and process equipment. No integrated surge suppression is included
Siemens
This Siemens SIRIUS 3RT safety contactor is a 3-pole device rated for 185 A with a 110-127V AC/DC coil. It is designed for fail-safe switching and isolation in industrial motor control and safety circuits, such as in machinery, conveyors, and process equipment. No integrated surge suppression is included
This Siemens SIRIUS 3RT safety contactor is a 3-pole device rated for 120V AC and 12 A. It is designed for safely switching and isolating motor loads in industrial machinery and safety circuits, commonly used in emergency stop systems and guard door monitoring. No integrated surge suppression is included
Siemens
This Siemens SIRIUS 3RT safety contactor is a 3-pole device rated for 120V AC and 12 A. It is designed for safely switching and isolating motor loads in industrial machinery and safety circuits, commonly used in emergency stop systems and guard door monitoring. No integrated surge suppression is included
3-pole IEC power contactor rated 38 A with 24 V DC coil. Includes integrated surge suppression. Suitable for safely switching and isolating motors and other loads in safety circuits
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3-pole IEC power contactor rated 38 A with 24 V DC coil. Includes integrated surge suppression. Suitable for safely switching and isolating motors and other loads in safety circuits
This 3-pole safety contactor from the Siemens SIRIUS 3RT series is rated for 41 A and operates on a 24V DC coil voltage. It includes integrated surge suppression. Typical applications include emergency-stop circuits and safety gate interlocking in industrial machinery
Siemens
This 3-pole safety contactor from the Siemens SIRIUS 3RT series is rated for 41 A and operates on a 24V DC coil voltage. It includes integrated surge suppression. Typical applications include emergency-stop circuits and safety gate interlocking in industrial machinery