RS Better World

Siemens 3RT2 Contactor, 24V dc Coil, 4-Pole, 25 A, 11 kW 24V dc, 2 NO/2 NC, 400V ac

RS Stock No.:: 203-2599
Mfr. Part No.:: 3RT2526-1BB40
Brand:: Siemens

Siemens 3RT2 Contactor, 24V dc Coil, 4-Pole, 25 A, 11 kW 24V dc, 2 NO/2 NC, 400V ac

Subtotal (1 unit)*

Kr. 2 449,53

(exc. VAT)

Kr. 3 061,91

(inc. VAT)

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Ready to ship from 10 September 2026

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Units	Per unit
1 +	Kr. 2 449,53

*price indicative

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RS Stock No.:: 203-2599
Mfr. Part No.:: 3RT2526-1BB40
Brand:: Siemens

Specifications

Technical Reference

Legislation and Compliance

Product Details

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	Siemens
	Product Type	Contactor
	Coil Voltage	24V dc
	Number of Poles	4
	Contact Voltage	400V ac
	Contact Current	25A
	Series	3RT2
	Power Rating	11kW
	Mount Type	Snap-On
	Function	Motor Control, Reversing
	Normal State Configuration	2 NO/2 NC
	Number of Auxiliary Contacts	2
	Auxiliary Contact Configuration	1 NO/1 NC
	Terminal Type	Screw Clamp
	Control Circuit Voltage Uc	24V dc
	Minimum Operating Temperature	-25°C
	Operational Current Ie	25A
	Contactor Application	Motor Control
	Maximum Operating Temperature	60°C
	Standards/Approvals	CCC, CSA, EAC, UL
	Width	61mm
	Length	85mm
	Depth	107mm
	Better World Claim	Low Carbon Manufacture
	Better World Product	Yes
	Pole and Throw Configuration	4

	Select all
	Brand Siemens
	Product Type Contactor
	Coil Voltage 24V dc
	Number of Poles 4
	Contact Voltage 400V ac
	Contact Current 25A
	Series 3RT2
	Power Rating 11kW
	Mount Type Snap-On
	Function Motor Control, Reversing
	Normal State Configuration 2 NO/2 NC
	Number of Auxiliary Contacts 2
	Auxiliary Contact Configuration 1 NO/1 NC
	Terminal Type Screw Clamp
	Control Circuit Voltage Uc 24V dc
	Minimum Operating Temperature -25°C
	Operational Current Ie 25A
	Contactor Application Motor Control
	Maximum Operating Temperature 60°C
	Standards/Approvals CCC, CSA, EAC, UL
	Width 61mm
	Length 85mm
	Depth 107mm
	Better World Claim Low Carbon Manufacture
	Better World Product Yes
	Pole and Throw Configuration 4

COO (Country of Origin):: DE

Siemens size S0, 3RT25 Series Contactor, 24V DC Coil Voltage, 25A Current Rating - 3RT2526-1BB40

This contactor is a vital component in electronic and electrical control systems, suitable for various industrial automation applications. It operates at a coil voltage of 24V DC and features four poles, making it an efficient choice for managing motors and other loads. Its compact size, with a length of 85mm, width of 61mm, and depth of 107mm, allows for easy installation on DIN rails.

Features & Benefits

• Functions as a reversing contactor for versatile motor control

• Rated for 25A contact current, ideal for robust usage

• Operates at 400V AC, enhancing power handling capabilities

• Incorporates 2 normally open and 2 normally closed main contacts

• Features an auxiliary configuration of 1 normally open and 1 normally closed

Applications

• Used with automated machinery for efficient motor control

• Suitable for industrial systems requiring reversing capabilities

• Used in HVAC installations for air handling units

• Utilised in material handling systems for conveyor belt operations

What operational temperature range can this device withstand?

It operates effectively between -25°C and +60°C, making it versatile for various environments.

How frequently can it handle switching operations without failure?

The contactor can endure up to 10 million mechanical operating cycles, ensuring longevity and reliability.

What type of connections does this contactor support?

It features screw-type terminals for both main and auxiliary circuits, facilitating straightforward installation and maintenance.

How does this contactor perform under load?

It maintains strong performance with a power rating of 11kW, enhancing its suitability for demanding electrical applications.