# Eaton ETR4-51-A Time Delay Relay, 24-240V AC

**URL:** https://aio.lv/en/product--eaton-031884--1795242
**Data updated:** 2026-05-18 02:46 (EEST)
**Category:** Control Systems
**Manufacturer:** EATON
**Manufacturer code:** 031884
**EAN:** 4015080318842
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 116.49 €
**Prices and availability valid until:** 2026-07-23 23:59
**Price without VAT (21%):** 96.27 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--eaton-031884--1795242

## 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 ETR4-51-A is a high-quality time delay relay designed for precise control in industrial and automation systems. It supports an AC input voltage range of 24 to 240 V, ensuring versatile application across various electrical setups. This reliable component is engineered for efficient timing operations, providing consistent performance in demanding environments. Its compact design allows for easy integration into control panels and electrical cabinets.

## Long description

The Eaton ETR4-51-A is a professional-grade time delay relay engineered for precise timing control within industrial automation and electrical distribution systems. This versatile component operates within a wide input voltage range of 24 to 240V AC, making it suitable for a broad spectrum of global electrical standards and control panel configurations. Its robust construction ensures reliable operation in demanding environments, providing consistent performance for critical timing sequences.
Advantages
The primary benefit of this relay is its exceptional flexibility, as the wide voltage range eliminates the need for multiple device versions in different electrical setups. Its compact, modular design facilitates seamless installation into standard control cabinets, saving valuable space. Furthermore, the device is built to high industrial standards, ensuring long-term durability and minimal maintenance requirements even in continuous operation cycles.
Suitable for
Industrial automation and process control systems
Timing sequences in motor control centers
Lighting control and HVAC system management
Delay functions in safety and monitoring circuits
When it may not be suitable
This relay is designed specifically for AC voltage applications and is not compatible with DC-only power circuits. Additionally, it may not be suitable for high-current switching applications that exceed the internal contact rating of the device without the use of an external contactor or relay.
Key specifications
Input voltage range: 24-240V AC
Device type: Time delay relay
Mounting style: DIN-rail mountable
Operating environment: Industrial control panels
How to use
Installation should be performed by a qualified technician in accordance with local electrical regulations. The relay is designed for mounting onto a standard DIN rail within an electrical cabinet. Connect the power supply to the designated input terminals and wire the control circuit to the output contacts. Ensure that the timing parameters are configured according to the specific requirements of your application before energizing the system.
What to consider before purchase
Verify that your control circuit voltage falls within the 24-240V AC range
Ensure the physical space in your control cabinet accommodates the relay dimensions
Check that the switching capacity of the relay contacts meets your load requirements
Usage recommendations
For optimal longevity and performance, ensure the relay is installed in an environment free from excessive vibration and extreme temperatures. Regularly inspect terminal connections to ensure they remain secure and free from oxidation.

## Specifications

| Feature | Value |
|---|---|
| Dimensions (WxDxH) | 23 x 103 x 83 |
| Product colour | White |
| AC input voltage | 24 - 240 |

## FAQ

### How much does the Eaton ETR4-51-A Time Delay Relay cost, and is it available for purchase?

The price is 116.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 57 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 ETR4-51-A Time Delay Relay 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/1795242/58085274_large.webp