# Electrical Complete Connector M12 Harting 21 03 821 1530

**URL:** https://aio.lv/en/product--harting-21038211530--4107718
**Data updated:** 2026-01-13 21:18 (EET)
**Category:** Electronics Accessories
**Manufacturer:** Harting
**Manufacturer code:** 21038211530
**EAN:** 2050006173589
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 80.49 €
**Prices and availability valid until:** 2026-07-26 23:59
**Price without VAT (21%):** 66.52 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--harting-21038211530--4107718

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 24.07.2026 | free |
| Pickup points | 29.07.2026 | 1.89 EUR |
| Courier delivery to door | 29.07.2026 | 4.99 EUR |

## Summary description

The Harting 21 03 821 1530 is an M12 electrical complete connector designed for reliable connections. It features a screw fixing type and flush mounting type, ensuring secure installation. With a current rating of 4 A and a compact weight of 60.55 g, this connector is ideal for various applications requiring robust and efficient connectivity.

## Long description

The Harting Electrical Complete Connector M12 21 03 821 1530 is an M12-format electrical connector designed for secure and compact signal and power connections. It is supplied as a complete connector with screw fixing and intended for flush mounting, offering a straightforward solution for integrating sensors, actuators and device interfaces in constrained spaces. The connector supports a nominal current rating of 4 A and has a compact form factor suitable for industrial and automation installations where reliable contact and limited weight are required.
Advantages
This complete M12 connector provides a screw-type fixing that ensures stable mechanical retention and good electrical contact under vibration and movement. Its flush mounting design allows installation into panels or housings with minimal protrusion, preserving enclosure ingress protection and device compactness. The connector’s lightweight construction and standardized M12 format enable easy replacement and compatibility with common M12 cables and devices.
Suitable for
Signal and low-power connections for sensors and actuators
Panel and control cabinet installations requiring flush-mounted connectors
Industrial automation and machine-building applications with limited space
Environments needing stable screw-fixed connections subject to vibration
Key specifications
Connector format: M12
Fixing type: screw fixing
Mounting style: flush mounting
Rated current: 4 A
Weight: approximately 60.55 g
How to use
Prepare the panel or housing opening sized for an M12 flush-mounted connector and insert the connector into the cutout. Secure the connector using the screw fixing provided, ensuring threads are engaged and tightened to the manufacturer’s recommended torque. Terminate conductors to the connector contacts according to the wiring diagram for the specific application, observing proper stripping lengths and contact insertion to avoid loose connections. After wiring, verify continuity and insulation resistance as required for the system before applying power.
Usage recommendations
Use compatible M12 mating connectors and cables rated for the same current and environmental conditions. Where vibration, moisture or contaminants are present, confirm the enclosure sealing and ensure correct torque on screw fixings. Follow local safety standards and Harting’s installation guidance for contact handling and electrical testing.

## Specifications

| Feature | Value |
|---|---|
| Weight | 0.0606 kg |
| Material | Metal |
| Product colour | Stainless steel |
| Mounting type | Flush |
| Connecting thread type | M12 |
| Current | 4 A |
| International Protection (IP) code | IP67 |
| Fixing type | Screw |
| Number of poles | 8 |
| Conductor cross section | 0.13 - 0.82 |
| Cable diameter (min) | 5.7 mm |
| Cable diameter (max) | 8.8 mm |
| Overvoltage category | CAT III |
| Lockable | Yes |
| Pollution degree | 3 |
| Insulation coordination | 1.5 |
| Rated voltage (DC) | 60 V |
| Rated voltage (AC) | 48 V |
| Compliance certificates | RoHS |

## FAQ

### How much does the Electrical Complete Connector M12 Harting 21 03 821 1530 cost, and is it available for purchase?

The price is 80.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 5 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 24.07.2026 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. 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/4107718/64251066_large.webp