# Connector Harting Han 3A-BU-S — rectangular industrial multi-pin connector 3A series

**URL:** https://aio.lv/en/product--harting-09-20-003-2711--1845224
**Data updated:** 2026-02-12 09:44 (EET)
**Category:** Other goods
**Manufacturer:** Harting
**Manufacturer code:** 09 20 003 2711
**EAN:** 2050000251030
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 14.49 €
**Prices and availability valid until:** 2026-08-26 23:59
**Price without VAT (21%):** 11.98 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--harting-09-20-003-2711--1845224

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 11.08.2026 | free |
| Pickup points | 14.08.2026 | 1.79 EUR |
| Courier delivery to door | 14.08.2026 | 4.99 EUR |

## Summary description

Harting Han 3A-BU-S is a rectangular industrial multi-pin connector from the Han 3A family. It provides a robust interface for signal and low-power connections in machinery, control cabinets, and automation equipment. Designed for panel and cable mounting, the connector ensures secure mechanical contact and reliable electrical continuity in industrial environments.

## Long description

Harting Han 3A-BU-S is a rectangular industrial multi-pin connector from the Han 3A family. It is designed to provide a compact, robust interface for signal and low-power connections in machinery, control cabinets and automation equipment. The connector supports secure mechanical mounting to panels or cable housings and is intended for environments where reliable electrical continuity and protection against mechanical stress are required.
Advantages
The Han 3A-BU-S offers a compact form factor and durable construction suitable for repeated mating cycles. Its rectangular housing simplifies panel integration and alignment, while contact arrangements within the connector are optimized for signal and low-power circuits. The design emphasizes mechanical stability and predictable contact performance under vibration and typical industrial conditions.
Suitable for
 Signal transmission and low-power connections in industrial control systems
 Panel-mounted interfaces on control cabinets and enclosures
 Cable-to-panel connections for automation and machine tools
 Applications requiring compact multi-pin connections in tight spaces
Key specifications
 Connector family: Han 3A series rectangular multi-pin connector
 Application type: signal and low-power connections
 Mounting options: panel mounting and cable assembly compatibility
 Housing: robust rectangular industrial housing for mechanical protection
 Contact configuration: multi-pin arrangement suitable for mixed signal circuits
 Durability: designed for multiple mating cycles and industrial use
 Environmental suitability: intended for typical industrial environments with mechanical stresses
How to use
Install the Han 3A-BU-S by securing the rectangular housing to the panel cutout or cable housing using the appropriate mounting hardware and sealings. Terminate cables to the contact insert following the contact type and wiring scheme required for your application, observing correct wire stripping, crimping or soldering practices for the chosen contact style. Align the connector halves during mating to ensure even contact engagement and secure any locking mechanism provided to prevent accidental disconnection.
Usage recommendations
Verify compatibility of the contact insert and housing variant with your signal and power requirements before installation. Use suitable cable glands, strain reliefs and panel seals to maintain mechanical protection and environmental resistance. Follow manufacturer guidelines for torque values on mounting fasteners and for the number of permitted mating cycles to ensure long-term reliable operation.

## FAQ

### How much does the Harting Han 3A-BU-S connector cost, and is it available for purchase?

The price is 14.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 54 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 11.08.2026 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, 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 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/1845224/47660755_large.webp