# EM Group Heat Shrink Tubing 4/1mm Blue

**URL:** https://aio.lv/en/product--em-group-na401040bl--12454347
**Data updated:** 2026-05-18 02:52 (EEST)
**Category:** Electronics Accessories
**Manufacturer:** EM Group
**Manufacturer code:** NA401040BL
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 4.99 €
**Prices and availability valid until:** 2026-07-30 23:59
**Price without VAT (21%):** 4.12 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--em-group-na401040bl--12454347

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 17.07.2026 | free |
| Pickup points | 22.07.2026 | 1.89 EUR |
| Courier delivery to door | 22.07.2026 | 4.99 EUR |

## Summary description

The EM Group heat shrink tubing with a 4/1mm diameter ratio is a reliable solution for electrical insulation, cable protection, and wire bundling. Designed to shrink securely when heated, it provides a durable, tight fit around components. This blue tubing is ideal for professional electronics, automotive repairs, and DIY electrical projects, ensuring long-lasting protection against moisture, abrasion, and environmental factors.

## Long description

The EM Group heat shrink tubing with a 4/1mm diameter ratio is a professional-grade solution designed for electrical insulation, cable protection, and wire bundling. This tubing is engineered to shrink securely when exposed to heat, creating a tight, durable seal around wires, connectors, and terminals. Its vibrant blue color allows for easy identification and organization of electrical circuits, while the high-quality material ensures long-lasting resistance against moisture, abrasion, and various environmental stressors.
Advantages
This heat shrink tubing offers exceptional versatility and reliability for both professional and hobbyist applications. The high shrink ratio allows it to conform perfectly to irregular shapes, providing a secure fit that prevents wires from fraying or short-circuiting. Its robust construction ensures that the protected connections remain stable even under mechanical stress or exposure to harsh conditions, making it an essential component for maintaining the integrity of electrical systems.
Suitable for
Electrical insulation of wire joints and terminals
Cable bundling and organization
Protection of automotive wiring harnesses
Repairing damaged cable insulation
DIY electronics and hobbyist projects
When it may not be suitable
This tubing is not intended for use in high-temperature environments that exceed its rated thermal limits, as this could cause the material to melt or lose its structural integrity. Additionally, it should not be used as a primary structural support for heavy cables or in applications requiring extreme chemical resistance to aggressive solvents.
Key specifications
Shrink ratio: 4:1
Initial diameter: 4 mm
Shrunk diameter: 1 mm
Color: Blue
Material: Heat-shrinkable polyolefin
How to use
To use the tubing, first cut a piece to the desired length, ensuring it is slightly longer than the area you intend to cover. Slide the tubing over the wire or component before making your electrical connection. Once the connection is secure, position the tubing over the joint and apply heat evenly using a heat gun or a similar controlled heat source. Rotate the heat source around the tubing until it shrinks tightly and conforms to the shape of the underlying component. Allow the tubing to cool completely before handling the connection.
What to consider before purchase
Ensure the 4/1mm diameter range is compatible with the thickness of your cables
Verify that the blue color meets your specific color-coding requirements
Check the maximum temperature rating of your application
Usage recommendations
For the best results, always apply heat starting from the center of the tubing and work your way toward the ends to prevent air bubbles or uneven shrinking. Avoid using an open flame directly on the tubing to prevent scorching or uneven material degradation.

## FAQ

### How much does the EM Group Heat Shrink Tubing 4/1mm Blue cost, and is it available for purchase?

The price is 4.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 65 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 17.07.2026 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. 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 EM Group 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 EM Group 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/12454347/68756804_large.webp