# Schneider Electric LADN31 Auxiliary Contact Block, 3NO + 1NC, Front Mounting

**URL:** https://aio.lv/en/product--schneider-electric-ladn31--3931304
**Data updated:** 2026-05-18 02:50 (EEST)
**Category:** Computer Component Accessories
**Manufacturer:** Schneider Electric
**Manufacturer code:** LADN31
**EAN:** 3389110384178
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 19.49 €
**Prices and availability valid until:** 2026-07-24 23:59
**Price without VAT (21%):** 16.11 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--schneider-electric-ladn31--3931304

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 14.07.2026 | free |
| Pickup points | 17.07.2026 | 1.89 EUR |
| Courier delivery to door | 17.07.2026 | 4.99 EUR |

## Summary description

The Schneider Electric LADN31 is a high-quality auxiliary contact block designed for front mounting on contactors. It features a configuration of 3 normally open (NO) and 1 normally closed (NC) contacts. This reliable component is essential for control circuit signaling and interlocking applications in industrial automation and electrical distribution systems, ensuring precise switching performance.

## Long description

The Schneider Electric LADN31 is a professional-grade auxiliary contact block engineered for seamless integration with contactors. Designed for front mounting, this component provides a reliable interface for control circuit signaling and interlocking tasks. With a configuration of 3 normally open (NO) and 1 normally closed (NC) contacts, it ensures consistent switching performance in demanding industrial automation and electrical distribution environments.
Advantages
This auxiliary contact block stands out due to its robust construction and high operational reliability, which are hallmarks of Schneider Electric engineering. The front-mounting design allows for quick and efficient installation, saving valuable time during panel assembly or maintenance. Its precise contact configuration supports complex control logic, making it an essential element for maintaining safety and operational efficiency in electrical systems.
Suitable for
Industrial automation control circuits
Electrical distribution systems
Interlocking applications for motor starters
Signaling and feedback loops in control panels
When it may not be suitable
This component is specifically designed for use with compatible Schneider Electric contactors. It may not be suitable for applications requiring different contact configurations or for use with contactors from other manufacturers that do not support this specific mounting interface.
Key specifications
Contact configuration: 3 normally open (NO) and 1 normally closed (NC)
Mounting type: Front mounting
Compatibility: Designed for integration with Schneider Electric contactors
How to use
To install the LADN31, ensure the power supply to the contactor is disconnected. Align the auxiliary contact block with the front mounting interface of the contactor and press firmly until it clicks into place. Once secured, connect the control circuit wiring to the appropriate terminals according to your electrical schematic. Verify the connections are tight and perform a functional test before energizing the system.
What to consider before purchase
Verify compatibility with your specific contactor model
Ensure the 3NO + 1NC configuration meets your control logic requirements
Confirm that front mounting space is available within your electrical enclosure
Usage recommendations
Regularly inspect the terminal connections for tightness and ensure the contact surfaces remain free of dust or debris to maintain optimal electrical conductivity and long-term reliability.

## Specifications

| Feature | Value |
|---|---|
| Product colour | Multicolour |

## FAQ

### How much does the Schneider Electric LADN31 Auxiliary Contact Block cost, and is it available for purchase?

The price is 19.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 61 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 14.07.2026 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

## Image

https://aio.lv/img/cache/product/3931304/58603599_large.webp