# Antenna Kathrein ZTS 48sw

**URL:** https://aio.lv/en/product--kathrein-20410021--3248248
**Data updated:** 2026-01-06 11:09 (EET)
**Category:** Wi‑Fi Antennas
**Manufacturer:** Kathrein
**Manufacturer code:** 20410021
**EAN:** 4021121455841
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 97.99 €
**Prices and availability valid until:** 2026-08-02 23:59
**Price without VAT (21%):** 80.98 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--kathrein-20410021--3248248

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 31.07.2026 | free |
| Pickup points | 05.08.2026 | 1.89 EUR |
| Courier delivery to door | 05.08.2026 | 4.99 EUR |

## Summary description

The Kathrein ZTS 48sw is a high-performance antenna designed for optimal signal reception. Weighing only 1.7 kg, it is lightweight and easy to install. The model 20410021 is engineered for durability and efficiency, making it ideal for various applications. Its robust design ensures reliable performance even in challenging conditions, providing users with a stable and clear signal.

## Long description

The Kathrein ZTS 48sw (model 20410021, EAN 4021121455841) is a lightweight mast mounting set and antenna mounting solution designed to secure a 48 mm mast. Weighing 1.7 kg, the set includes a mast cap (ZTC 08), sealing collar, aluminium roofing sheet, mast foot, mast clamp and wood screws to provide a complete mounting kit for external antenna installation.
Advantages
The kit is compact and lightweight, simplifying transport and handling during installation. Components are made for outdoor use and engineered to resist typical weather exposure when mounted correctly. Including the mast cap, sealing collar and aluminium roofing sheet helps achieve a neat, watertight roof penetration and a stable mast attachment.
Suitable for
Mounting a 48 mm diameter mast for TV or radio antennas
External rooftop and wall installations where a compact mast mounting solution is needed
Replacing or upgrading existing 48 mm mast mounting hardware
Key specifications
Brand: Kathrein
Model / MPN: 20410021
EAN: 4021121455841
Set for 48 mm mast diameter
Weight: 1.7 kg (kit)
Included parts: mast cap ZTC 08, sealing collar, aluminium roofing sheet, mast foot, mast clamp, wood screws
How to use
Position the aluminium roofing sheet over the planned penetration point on the roof, fit the sealing collar and mast cap (ZTC 08) around the 48 mm mast, and secure the mast foot and clamp to the mast. Fasten the wood screws to fix the roofing sheet and mast foot to the substrate following local building practices. Ensure all seals are seated correctly to prevent water ingress and tighten clamps to hold the mast firmly in place.
Usage recommendations
Check compatibility with your antenna and local mounting regulations before installation. Use appropriate tools and corrosion-resistant fasteners where required. For roof installations, confirm the roof structure can support wind loads on the mast and follow safety precautions when working at height.

## Specifications

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 1.7 kg |

## FAQ

### How much does the Antenna Kathrein ZTS 48sw cost, and is it available for purchase?

The price is 97.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 2 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 31.07.2026 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 Kathrein 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 Kathrein 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

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: weight, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

## Image

https://aio.lv/img/cache/product/3248248/64208709_large.webp