# EATON ESR5-NE-51-24VDC Safety Relay Expansion Module 24V DC

**URL:** https://aio.lv/en/product--eaton-ep-401063--12449011
**Data updated:** 2026-05-18 02:55 (EEST)
**Category:** Control Systems
**Manufacturer:** EATON
**Manufacturer code:** EP-401063
**EAN:** 4015082965150
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 194.49 €
**Prices and availability valid until:** 2026-07-20 23:59
**Price without VAT (21%):** 160.74 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--eaton-ep-401063--12449011

## 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 EATON ESR5-NE-51-24VDC is a safety relay expansion module designed for 24V DC control circuits. This module provides additional safety contacts to extend the functionality of safety relay systems in industrial automation. It ensures reliable signal processing and monitoring, contributing to the overall safety and compliance of machine control systems. Compact and efficient, it is suitable for various safety-critical applications.

## Long description

The EATON ESR5-NE-51-24VDC is a robust safety relay expansion module engineered to enhance the capabilities of safety control systems in industrial environments. Operating on a 24V DC supply, this module is specifically designed to provide additional safety contacts, allowing for the expansion of existing safety relay configurations. By integrating this unit into your control circuit, you ensure reliable signal processing and continuous monitoring, which are essential for maintaining high safety standards and regulatory compliance in automated machinery.
Advantages
This expansion module offers a seamless way to increase the number of safety outputs without requiring a complete redesign of the safety architecture. Its compact design allows for efficient use of space within control cabinets, while the high-quality construction ensures durability and consistent performance under demanding industrial conditions. The module facilitates straightforward integration with primary safety relays, providing a dependable solution for complex safety-critical tasks that require multiple monitoring points.
Suitable for
Expanding safety contact capacity in industrial automation systems
Safety-critical machine control circuits
Monitoring emergency stop circuits and safety gate switches
Integration into complex safety relay architectures
When it may not be suitable
This module is intended for use with compatible 24V DC safety relay systems and may not be suitable for applications requiring AC voltage control or non-safety-related signal processing. It is not designed for standalone operation without a primary safety relay unit.
Key specifications
Operating voltage: 24V DC
Function: Safety relay expansion
Application: Industrial automation and machine safety
Design: Compact modular housing
How to use
The module should be installed by a qualified technician within a control cabinet on a standard mounting rail. Connect the input terminals to the output of the primary safety relay and wire the additional safety contacts to the desired control elements. Ensure that all wiring adheres to local electrical safety standards and that the power supply matches the 24V DC requirement. Once installed, perform a functional test to verify that the expansion contacts respond correctly to the primary safety relay signals.
What to consider before purchase
Compatibility with your existing safety relay system
Available space in the control cabinet
Voltage requirements of the control circuit
Number of additional contacts needed for the application
Usage recommendations
Always ensure that the power is disconnected before performing any installation or maintenance work. Regularly inspect the module and its connections to ensure continued operational safety and compliance with industrial standards.

## FAQ

### How much does the EATON ESR5-NE-51-24VDC Safety Relay Expansion Module cost, and is it available for purchase?

The price is 194.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 1 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, Installment. All transactions are 100% secure and encrypted.

### Can EATON ESR5-NE-51-24VDC Safety Relay Expansion Module be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### 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 EATON 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 EATON 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/12449011/68751893_large.webp