3RT2018-2KF42-0LA0
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$72.54
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The Siemens 3RT2018-2KF42-0LA0 is a high-quality traction contactor designed for demanding industrial automation applications. This factory-grade model offers reliable performance with an AC-3 rating of 16 A and power capacity of 7.5 kW at 400 V. Equipped with a 110 V DC coil and integrated suppressor diode, it ensures smooth switching and protects control circuits from voltage spikes. The three-pole contactor features Size S00 spring-type terminals, making it suitable for seamless integration with PLC outputs. Ideal for precise control and durable service, the Siemens 3RT2018-2KF42-0LA0 stands out as a trusted choice in industrial environments.
Key Features of Siemens 3RT2018-2KF42-0LA0
- AC-3 rated traction contactor with 16 A nominal current
- Power rating of 7.5 kW at 400 V AC
- Operates with a 110 V DC control supply voltage
- Three-pole design for three-phase control applications
- Integrated suppressor diode to minimize voltage spikes
- Size S00 with spring-type terminals for easy wiring
- Includes one normally closed auxiliary contact for additional control
- Compact, lightweight (approx. 0.33 kg) for space-saving installation
- Suitable for precise motor control and automation systems
Technical Specs of 3RT2018-2KF42-0LA0
Refer to Siemens 3RT2018-2KF42-0LA0 specifications covering voltage, I/O, and communication to ensure system compatibility.
| Parameter | Value |
|---|---|
| Rated control voltage | 110 V DC |
| Rated current (AC-3) | 16 A |
| Rated power (AC-3, 400 V) | 7.5 kW |
| Number of poles | 3 |
| Auxiliary contacts | 1 normally closed (NC) |
| Mounting size | S00 |
| Weight | 0.33 kg |
Applications / Use Case
This Siemens 3RT2018-2KF42-0LA0 is commonly used in industrial automation for controlling motors and machinery in production lines, packaging equipment, and factory control panels. Its reliable switching capacity and compact design make it ideal for process control and motion control setups where durability and precision matter. It integrates smoothly with PLC systems, providing effective on-off motor management and overload protection.
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