# Schneider Electric CA2KN31D7 Auxiliary Contactor 10A 3NO+1NC 42V AC

**URL:** https://aio.lv/en/product--schneider-electric-ca2kn31d7--12478777
**Data updated:** 2026-05-22 07:22 (EEST)
**Category:** Control Systems
**Manufacturer:** Schneider Electric
**Manufacturer code:** CA2KN31D7
**EAN:** 3389110481938
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 43.99 €
**Prices and availability valid until:** 2026-07-31 23:59
**Price without VAT (21%):** 36.36 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--schneider-electric-ca2kn31d7--12478777

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 20.07.2026 | free |
| Pickup points | 23.07.2026 | 1.89 EUR |
| Courier delivery to door | 23.07.2026 | 4.99 EUR |

## Summary description

The Schneider Electric CA2KN31D7 is a reliable auxiliary contactor designed for industrial control circuits. It features a 10A rated current, 3NO and 1NC contact configuration, and operates on a 42V AC coil voltage. Built for durability, it functions within an operating temperature range of -25 to 50 °C and has a rated insulation voltage of 690 V, making it suitable for demanding electrical automation applications.

## Long description

The Schneider Electric CA2KN31D7 is a high-performance auxiliary contactor engineered for precision in industrial control circuits. This compact device is designed to manage auxiliary signals reliably, featuring a 10A rated current and a configuration of 3 normally open (NO) and 1 normally closed (NC) contacts. Operating on a 42V AC coil voltage, it provides consistent performance in various automation setups, ensuring seamless integration into complex electrical systems.
Advantages
This auxiliary contactor stands out due to its robust construction and high operational reliability. It is built to withstand demanding industrial environments, maintaining stable performance within an operating temperature range of -25 to 50 °C. Its compact dimensions allow for efficient space utilization in control panels, while the high rated insulation voltage of 690 V ensures safety and durability during continuous operation. The design prioritizes ease of installation and long-term service life in professional electrical applications.
Suitable for
Industrial automation control circuits
Signal switching in electrical panels
Integration with motor starters and contactor relays
Control systems requiring 3NO and 1NC contact logic
This contactor may not be suitable for applications requiring a different coil voltage than the specified 42V AC. Additionally, it is intended for auxiliary control signals and should not be used for switching high-power main circuits that exceed its rated current capacity.
Key specifications
Rated current: 10A
Contact configuration: 3NO + 1NC
Coil voltage: 42V AC
Rated insulation voltage: 690 V
Operating temperature: -25 to 50 °C
Storage temperature: -50 to 80 °C
Dimensions: 45 mm (width) x 57 mm (depth) x 58 mm (height)
The device is designed for mounting within standard electrical enclosures. Ensure that the control circuit provides a stable 42V AC supply to the coil terminals. Connections should be made according to the wiring diagram provided on the device housing, ensuring all terminals are tightened to the recommended torque to prevent loose connections and overheating.
What to consider before purchase
Verify that your control system utilizes a 42V AC power source.
Check the available space in your control cabinet against the device dimensions.
Ensure the 3NO and 1NC contact configuration meets your specific circuit requirements.
Confirm the ambient operating temperature of your installation environment.
Usage recommendations: Always perform a functional test of the auxiliary contactor after installation to ensure correct switching logic. Regularly inspect the terminal connections for tightness and ensure the device remains free from excessive dust or moisture to maintain optimal performance.

## Specifications

| Feature | Value |
|---|---|
| Weight | 0.18 kg |
| Storage temperature (T-T) | -50 - 80 |
| Package weight | 180.37 g |
| Operating temperature (T-T) | -25 - 50 |
| Height | 58 mm |
| Width | 45 mm |
| Depth | 57 mm |
| Package depth | 60 mm |
| Package height | 45 mm |
| Package width | 65 mm |
| Maximum operating altitude | 2000 m |
| Rated insulation voltage | 690 V |
| Warranty period | 1.5 year(s) |
| Mechanical durability (cycles) | 10000000 |

## FAQ

### How much does the Schneider Electric CA2KN31D7 Auxiliary Contactor cost, and is it available for purchase?

The price is 43.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 5 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 20.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Schneider Electric products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Schneider Electric service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

### Where can I download the instructions for Schneider Electric CA2KN31D7 Auxiliary Contactor?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

https://aio.lv/img/cache/product/12478777/68802874_large.webp