TELEMECANIQUE LA1KN40 050007

Telemecanique LA1KN40 Auxiliary Contact Block

Description

The Telemecanique LA1KN40 is a high-quality auxiliary contact block designed for use with the TeSys K range of contactors and control relays. It provides four additional normally open (4NO) contacts, allowing for expanded logic and signaling in industrial control applications. This block easily mounts to the front of the contactor, ensuring a secure and reliable electrical connection. It is a robust and essential component for motor control centers and automation panels.

Specifications

• Manufacturer: Telemecanique (Schneider Electric)
• Model: LA1KN40
• Part Number: 050007
• Product Type: Auxiliary Contact Block
• Contact Configuration: 4 Normally Open (4NO)
• Mounting: Front Mount
• Rated Insulation Voltage (Ui): 690 V
• Conventional Thermal Current (Ith): 10 A
• Compatibility: TeSys K Series

Label Info

• Telemecanique LA1KN40
• AC15 C300 Vmax 690V
• DC13 R300 Ith 10A
• IEC/EN 60947-5-1

Application

This auxiliary contact block is typically used in industrial automation for providing feedback status, interlocking circuits, or controlling additional loads in conjunction with a main contactor. Common applications include motor starters, pump controls, and conveyor systems.

Country of Origin

This product is manufactured in France.

CO2 Impact

Choosing this reused Telemecanique LA1KN40 auxiliary contact block over a new one prevents the emission of approximately 2.0 kg of CO2. This saving is a direct result of avoiding the energy-intensive manufacturing processes required for a new electronic component.

Availability

This item is in stock and ready for immediate dispatch. Order now from spareparts2day for expert support and fast delivery.

FAQ

What contactors is the LA1KN40 compatible with?

The LA1KN40 is specifically designed for the Schneider Electric TeSys K range of contactors and relays, including models such as LC1K, LP1K, CA2K, CA3K, and CA4K.

What does the “40” in LA1KN40 signify?

The number “40” in the model name indicates the contact configuration. “4” represents four Normally Open (NO) contacts, and “0” represents zero Normally Closed (NC) contacts.

What are the maximum voltage and current ratings for this block?

According to the IEC 60947-5-1 standard, the LA1KN40 has a rated insulation voltage (Ui) of 690 V and a conventional free air thermal current (Ith) of 10 A.

Last Update: Friday, March 13, 2026

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