# Harting 21 03 371 2403 Panel Feed-Through Connector, 24-Pole, IP65

**URL:** https://aio.lv/en/product--harting-21-03-371-2403--3253421
**Data updated:** 2026-05-11 13:39 (EEST)
**Category:** Network Equipment Accessories
**Manufacturer:** Harting
**Manufacturer code:** 21 03 371 2403
**EAN:** 2050001838162
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 60.99 €
**Prices and availability valid until:** 2026-08-09 23:59
**Price without VAT (21%):** 50.40 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--harting-21-03-371-2403--3253421

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 10.08.2026 | free |
| Pickup points | 13.08.2026 | 1.89 EUR |
| Courier delivery to door | 13.08.2026 | 4.99 EUR |

## Summary description

The Harting 21 03 371 2403 is a robust 24-pole panel feed-through connector designed for secure industrial connectivity. Featuring an IP65 protection rating, it ensures reliable performance in demanding environments by providing protection against dust and water jets. This connector is ideal for panel mounting applications where a durable and sealed electrical connection is required for industrial equipment and automation systems.

## Long description

The Harting 21 03 371 2403 is a high-performance 24-pole panel feed-through connector engineered for demanding industrial environments. This component provides a secure and reliable interface for electrical signals, ensuring consistent connectivity in complex automation systems and industrial machinery. With its robust construction, it is designed to maintain signal integrity even under challenging operational conditions.
Advantages
This connector offers exceptional durability and protection against environmental factors, thanks to its IP65 rating. This rating confirms that the unit is fully protected against dust ingress and low-pressure water jets, making it suitable for installations where equipment is exposed to harsh conditions. The 24-pole configuration allows for high-density wiring, facilitating efficient space utilization within control panels and enclosures. Its design ensures a stable mechanical connection that resists vibrations and mechanical stress, contributing to the longevity and reliability of the overall system.
Suitable for
Industrial automation and control systems
Panel mounting in machinery enclosures
Data and signal transmission in harsh environments
Factory automation equipment
This connector may not be suitable for applications requiring submersion in water or high-pressure washdown environments, as it is rated for IP65 protection rather than IP67 or IP68. Additionally, it is not intended for high-voltage power distribution beyond its specified electrical ratings.
Key specifications
Number of poles: 24
Protection rating: IP65
Mounting type: Panel feed-through
Application: Industrial connectivity
To use the Harting 21 03 371 2403, ensure the panel cutout is prepared according to the manufacturer's technical dimensions. Insert the connector through the panel opening and secure it firmly using the appropriate mounting hardware. Once installed, connect the corresponding cables to the poles, ensuring that all connections are tightened to the specified torque to maintain the integrity of the seal and the electrical contact.
What to consider before purchase
Verify the compatibility of the 24-pole configuration with your existing wiring harness.
Ensure the panel thickness is within the range supported by the connector design.
Confirm that the IP65 rating meets the environmental requirements of your specific installation site.
For optimal performance and to maintain the IP65 seal, ensure that all cable glands and mating connectors are correctly installed and that the mounting surface is clean and flat. Regularly inspect the connector for signs of wear or damage in high-vibration environments.

## FAQ

### How much does the Harting 21 03 371 2403 Panel Feed-Through Connector cost, and is it available for purchase?

The price is 60.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 9 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 10.08.2026 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. 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 Harting 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 Harting 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/3253421/47655681_large.webp