# Hager ESD440 Modular Contactor 40A 4NO 24V AC

**URL:** https://aio.lv/en/product--hager-esd440--3437161
**Data updated:** 2026-05-18 02:47 (EEST)
**Category:** Power Sockets
**Manufacturer:** Hager
**Manufacturer code:** ESD440
**EAN:** 3250612401291
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 78.99 €
**Prices and availability valid until:** 2026-07-28 23:59
**Price without VAT (21%):** 65.28 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--hager-esd440--3437161

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 16.07.2026 | free |
| Pickup points | 21.07.2026 | 1.89 EUR |
| Courier delivery to door | 21.07.2026 | 4.99 EUR |

## Summary description

The Hager ESD440 is a high-quality modular contactor designed for reliable electrical switching in distribution boards. Featuring a 40A current rating and 4 normally open (NO) contacts, it operates on a 24V AC control voltage. This robust device is ideal for controlling lighting, heating, and ventilation systems, ensuring efficient power management and safety in residential or commercial electrical installations.

## Long description

The Hager ESD440 is a professional-grade modular contactor engineered for precise electrical switching within distribution boards. With a robust 40A current rating and four normally open (NO) contacts, this device provides reliable control for various electrical circuits. It is specifically designed to operate with a 24V AC control voltage, making it a dependable component for managing power distribution in both residential and commercial environments.
Advantages
This modular contactor stands out due to its high switching capacity and durable construction, which ensures long-term operational stability. The design allows for seamless integration into standard modular enclosures, saving space and simplifying the installation process. By utilizing high-quality materials, the Hager ESD440 minimizes noise during operation and provides consistent performance under demanding electrical loads, contributing to the overall safety and efficiency of the electrical system.
Suitable for
Controlling lighting systems in commercial buildings
Managing heating and ventilation equipment
Switching electrical loads in distribution boards
Automation of residential electrical circuits
When it may not be suitable
This device is not intended for use in circuits requiring a DC control voltage, as it is specifically designed for 24V AC operation. Furthermore, it may not be suitable for environments with extreme levels of dust or moisture unless housed in an appropriately rated protective enclosure.
Key specifications
Rated operational current: 40A
Number of contacts: 4 normally open (NO)
Control voltage: 24V AC
Mounting type: DIN rail
How to use
The Hager ESD440 should be installed by a qualified electrician onto a standard DIN rail within a distribution board. Ensure that the control circuit is connected to the 24V AC terminals and the load circuit is wired to the main power terminals. Verify that all connections are tightened to the manufacturer's specified torque settings to prevent overheating and ensure secure electrical contact before energizing the system.
What to consider before purchase
Verify that your control circuit provides a 24V AC signal
Ensure the 40A current rating is sufficient for your specific load requirements
Check available space in your distribution board for modular mounting
Usage recommendations
Regularly inspect the contactor for signs of wear or loose connections during routine maintenance of your electrical installation to ensure continued safe and reliable operation.

## Specifications

| Feature | Value |
|---|---|
| Quantity | 1 |
| AC input voltage | 400 |

### Technical details

| Feature | Value |
|---|---|
| Sustainability certificates | RoHS |

## FAQ

### How much does the Hager ESD440 Modular Contactor cost, and is it available for purchase?

The price is 78.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 3 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 16.07.2026 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 Hager ESD440 Modular Contactor 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 Hager 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 Hager 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/3437161/58387275_large.webp