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header-product Low Noise Block downconverter Kathrein KEL 4124
130.99 €

Low Noise Block downconverter Kathrein KEL 4124

Low Noise Block downconverter Kathrein KEL 4124 Photo 1
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Low Noise Block downconverter Kathrein KEL 4124

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Short description

The Kathrein KEL 4124 is a Low Noise Block downconverter (LNB) operating at 10.7 - 12.75 GHz. It features a power consumption of 300 mA and compact dimensions of 121 mm width, 70 mm depth, and 91 mm height. Available in black and white, this LNB is designed for optimal signal reception and minimal noise, making it ideal for satellite communication systems.
Available for order: 4 pcs.
Warranty: 2 Years
SKU: 1099839
Manufacturer: Kathrein
free shipment

Cheapest delivery:

Venipak Locker LV

Pick-up points

Venipak Locker LV

Cost

1.89 €

Deliver

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Customer service center
2b. Kengaraga str., Riga, Latvia, LV-1063
23.07.2026 {{selectedOffer.officeDeliveryString}}
free
Courier Delivery Please note that in case of a large parcel additional delivery costs may apply!
28.07.2026 {{selectedOffer.courierDeliveryString}}
From 4.99 € (Weight: 0.23 kg)
Parcel couriers
Venipak Locker LV / Latvijas Pasts pakomāts / Unisend LV / DPD Paku skapis / Omniva LV / Venipak Pickup LV / Latvijas Pasts nodaļa
28.07.2026 {{selectedOffer.parcelStationDeliveryString}}
From 1.89 €
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Payment Methods:
Bank transfer
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Product information

Description

The Kathrein KEL 4124 Low Noise Block downconverter (LNB) receives satellite signals in the 10.7–12.75 GHz frequency range and converts them to lower intermediate frequencies for use with receivers and satellite modems. Its compact housing (121 mm × 70 mm × 91 mm) and modest power draw make it suitable for installations where space and energy efficiency are important. The unit is available in black and white finishes to match different antenna assemblies and installation environments.

Advantages

The KEL 4124 provides consistent low-noise performance across the full Ku-band input range, enabling reliable reception of weak and moderate-strength transponder signals. Its compact form factor simplifies mounting on a variety of feed arms and multi-LNB brackets. With a typical current consumption of 300 mA, the device is compatible with most standard satellite receivers and distribution components that supply LNB power via coaxial cable.

Suitable for

  • Small to medium-sized satellite TV reception systems
  • Single-dish installations where space is limited
  • Replacement or upgrade of existing Ku‑band LNBs
  • Use with satellite receivers and integrated set-top boxes

Key specifications

  • Input frequency range: 10.7–12.75 GHz (Ku‑band)
  • Power consumption: 300 mA
  • Housing dimensions: 121 mm (W) × 70 mm (D) × 91 mm (H)
  • Available colours: black and white
  • Function: downconversion to standard intermediate frequency for satellite receivers

How to use

Mount the LNB to a compatible feed arm or bracket so the feedhorn is centred with the dish focal point. Connect the coaxial cable to the LNB output and route it to the satellite receiver or multiswitch; ensure the receiver supplies 13/18 V and a 22 kHz tone if required by the setup. Adjust dish alignment while monitoring signal strength on the receiver until the target transponder signals are optimised. Secure the LNB assembly and weatherproof the coaxial connections to prevent moisture ingress.

Usage recommendations

For best results, use the KEL 4124 with a dish sized appropriately for your target satellite and reception area. Verify polarity and voltage settings on the receiver before finalising installation, and regularly inspect the LNB and connections for corrosion or water intrusion to maintain signal quality.

Specifications

Product colour:
Black, White
All features
Output impedance:
75

Antenna

Input frequency range:
10.7 - 12.75
Output frequency range:
950 - 2150
Low band input frequency range:
10.7 - 11.7
High band input frequency range:
11.7 - 12.75
X-polarisation:
22 dB

Weight & dimensions

Height:
91 mm
Width:
121 mm
Depth:
70 mm
Diameter:
40 mm

Power

Power consumption:
300 mA

Features

Product colour:
Black, White

Description

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Customer reviews

Customer questions

FAQ

How much does the Low Noise Block downconverter Kathrein KEL 4124 cost, and is it available for purchase?

The price is 130.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 4 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 23.07.2026 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. We will assist with consultation, warranty claim processing, and coordination with certified service centers.

How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: 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.
warranty
14-Day Return Policy We are confident in our quality, but if the purchase doesn’t fit — you have 14 days to return the product with peace of mind.
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Fast Delivery Get your orders as quickly as possible — right to your door, parcel lockers, or pickup points across Latvia and the EU.
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Secure Payment Pay the way you prefer: cash, VISA, MasterCard, Apple Pay, Google Pay, bank transfer, or 0% installment plan.
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Quality Since 2008 AiO.lv has been on the market for over 18 years and has earned trust — with more than 6000 genuine positive reviews on Google.