# Omni-directional antenna DeLOCK 12421

**URL:** https://aio.lv/en/product--delock-12421--1037491
**Data updated:** 2025-12-29 05:32 (EET)
**Category:** Wi‑Fi Antennas
**Manufacturer:** DELOCK
**Manufacturer code:** 12421
**EAN:** 4043619124213
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 26.99 €
**Prices and availability valid until:** 2026-07-11 23:59
**Price without VAT (21%):** 22.31 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--delock-12421--1037491

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 14.07.2026 | free |
| Pickup points | 17.07.2026 | 1.99 EUR |
| Courier delivery to door | 17.07.2026 | 4.99 EUR |

## Summary description

The DeLOCK 12421 is an omni-directional antenna with a gain of 3 dBi, operating in frequency bands of 0.824 - 0.96 GHz and 1.71 - 2.17 GHz. It features a 50 Ω impedance and SMA male connector, making it compatible with various devices. With a compact size of 50 mm width, 50 mm depth, and 138 mm height, this antenna is ideal for enhancing signal reception in multiple directions.

## Long description

The DeLOCK 12421 omni-directional antenna provides multi-band GSM and related wireless support for indoor and outdoor installations. It covers frequency ranges of 0.824–0.96 GHz and 1.71–2.17 GHz, offers a maximum gain of 3 dBi and presents a 50 Ω impedance with an SMA male connector. Its compact dimensions (50 x 50 x 138 mm) and black finish make it suitable for attaching to compatible modems, gateways and IoT devices to improve signal reception in multiple directions.
Advantages
The antenna supports multiple standards including GSM, UMTS, ZigBee (868/915 MHz), DECT, Z‑Wave and LoRa (868/915 MHz), enabling use with a variety of devices and networks. With an omnidirectional radiation pattern and 3 dBi gain it enhances reception without requiring precise orientation. The SMA male connector and 50 Ω impedance ensure broad compatibility with consumer and industrial equipment. Compact size and weather-resistant design allow installation indoors or in sheltered outdoor locations.
Suitable for
Cellular modems and routers (GSM/UMTS)
IoT gateways and devices using ZigBee, Z‑Wave or LoRa
DECT base stations and fixed wireless access points
Environments requiring omnidirectional coverage for improved signal stability
Key specifications
Frequency band: 0.824–0.96 GHz and 1.71–2.17 GHz
Maximum antenna gain: 3 dBi
Impedance: 50 Ω
Connector: SMA male
Colour: Black
Dimensions (W × D × H): 50 × 50 × 138 mm
How to use
Connect the SMA male connector of the DeLOCK 12421 to the SMA female port of your modem, router or gateway. Position the antenna vertically in an area with minimal obstructions to achieve optimal omnidirectional coverage. For outdoor installations choose a sheltered mounting point to reduce direct exposure to extreme weather. Verify device settings and network parameters after installation to confirm improved reception.
Usage recommendations
Use the antenna with devices that accept a 50 Ω SMA connection and match the supported frequency bands. If you need maximum range or operation on other specific bands, consider a different antenna type or an external amplifier. Regularly inspect the connector and mounting to ensure stable performance.

## Specifications

### Logistics data

| Feature | Value |
|---|---|
| Harmonized System (HS) code | 85177100 |

### Packaging data

| Feature | Value |
|---|---|
| Package type | Polybag |

### Operational conditions

| Feature | Value |
|---|---|
| Operating temperature (T-T) | -30 - 70 |

### Features

| Feature | Value |
|---|---|
| Cable length | 3 m |
| Cable type | RG-174 |
| Antenna type | Omni-directional antenna |
| Product colour | Black |
| Maximum cable loss with connectors | 1.5 dB |
| Antenna connector type | SMA |
| Polarization | Vertical polarization |
| Power handling | 10 W |
| Voltage Standing Wave Ratio (VSWR) | 2.0 |
| Connector gender | Male |

### Performance

| Feature | Value |
|---|---|
| Frequency band | 0.824 - 0.96 / 1.71 - 2.17 |
| Antenna gain level (max) | 3 dBi |
| Impedance | 50 Ω |

### Packaging content

| Feature | Value |
|---|---|
| Quantity per pack | 1 pc(s) |

### Weight & dimensions

| Feature | Value |
|---|---|
| Height | 138 mm |
| Width | 50 mm |
| Depth | 50 mm |

## FAQ

### How much does the Omni-directional antenna DeLOCK 12421 cost, and is it available for purchase?

The price is 26.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 115 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 14.07.2026 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 DELOCK 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 DELOCK 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: frequency band, antenna gain level (max), product colour, 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.

### Where can I download the instructions for Omni-directional antenna DeLOCK 12421?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

https://aio.lv/img/cache/product/1037491/54720288_large.webp