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Siemens 3TK2801-0DB4 Safety Contactor - 1 NO, 1 NO DC

Siemens 3TK2801-0DB4 safety contactor for safety circuits (DC).

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ManufacturerSiemens

Part number3TK2801-0DB4

Part Number 3TK2801-0DB4

Manufacturer Siemens

Type Safety Contactor

Function Safety Circuits, Enabling Circuit, Signalling Circuit

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Veteran-owned

CAGE: 9NK75

Designed for Safety Circuits 1 NO + 1 NO Contact Configuration DC Coil Voltage Reliable Safety Switching Robust Construction

Product description

The Siemens 3TK2801-0DB4 is a safety contactor designed for critical safety applications within industrial automation. It is specifically built for safety circuits, including enabling and signaling functions. This model features two normally open (NO) contacts and operates on DC voltage, with a coil specification of 24V DC. Its robust design ensures reliable performance in demanding safety-critical environments.

This safety contactor is ideal for applications requiring precise and safe control, such as emergency stop circuits, safety gates, and light curtains in manufacturing plants, automotive assembly lines, and packaging facilities. The DC operation makes it suitable for systems powered by DC control voltages, offering flexibility in system design.

Stanlo Automation, a veteran-owned surplus parts distributor, offers the Siemens 3TK2801-0DB4 to provide cost-effective solutions for maintaining and upgrading your safety infrastructure. Sourcing surplus components from Stanlo ensures you get reliable parts at competitive prices, supporting your operational efficiency and safety compliance.

Technical specifications

Part Number	3TK2801-0DB4
Manufacturer	Siemens
Type	Safety Contactor
Function	Safety Circuits, Enabling Circuit, Signalling Circuit
Contacts	1 NO, 1 NO
Operation	DC
Coil Voltage	24 V DC

Common applications

Emergency stop circuits

Safety gate monitoring

Light curtain integration

Industrial machine safety

Automation control

Compatible systems

Safety monitoring relays Safety PLCs DC control power supplies

Also known as

Siemens DC safety relay Siemens 24V DC safety switch

Replaces / compatible with

Designed for safety-critical functions in machinery and automation systems requiring DC control voltage.

Technical note

Expert tip

When using the 3TK2801-0DB4, ensure proper power supply filtering for the 24V DC coil to prevent nuisance tripping or premature wear due to voltage fluctuations.

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Frequently asked questions

What is the coil voltage for the Siemens 3TK2801-0DB4 safety contactor?

The Siemens 3TK2801-0DB4 safety contactor operates with a coil voltage of 24V DC. This makes it suitable for integration into DC-powered safety control systems.