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Item #:
92103021
12dBi 433MHz Antenna High Gain Radio Antenna SMA Male Connector Omni-Directional Antenna Wireless Antenna for Wireless Sensor Network Router Modem
Item #:
92103021
TRY 770
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Upgrade your wireless experience with our 12dBi High Gain 433MHz Antenna - perfect for a variety of applications!
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What Stands Out
High Gain Design
The 12dBi gain ensures improved signal strength and coverage, making it ideal for enhancing wireless communication in various environments, ultimately providing reliable performance for users.
Omni-Directional
This antenna radiates signals in all directions, allowing for versatile placement and optimal connectivity in multiple setups, ensuring seamless networking for routers and sensors.
Dual Pack Value
Offering two antennas in one pack guarantees excellent value, allowing users to equip multiple devices or replace old antennas without breaking the bank, maximizing investment efficiency.
Product Details
| Wireless Compability | Radio Frequency |
| Data Transfer Rate | 433 MHz |
| Special Features | Access Point Mode |
| Compatible Devices | Devices with SMA connectors |
| Frequency Bands Supported | 433MHz |
| Range | 433 MHz |
| Connector Type | SMA Male |
| Item Weight | 0.07 Kilograms |
| Color | Black |
| Brand | onelinkmore |
| Built-In Media | Antenna |
| Manufacturer | onelinkmore |
| Mfr Part Number | OL-4000-2X |
| Model Number | OL-4000-2X |
| Wireless Communication Standard | Radio Frequency |
| Special Feature | Access Point Mode |
Who Should Buy?
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Wireless Sensor Networks
Ideal for enhancing the range and stability in wireless sensor networks where reliable communication is critical.
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Home Automation Systems
Perfect for users looking to boost connectivity in smart home setups requiring wireless communication.
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Rural Internet Users
Beneficial for users in rural areas needing extended wireless reach for routers and modems.
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Indoor Use
Not suitable for users needing indoor antennas as high gain may cause interference and signal degradation.
Product Description
12dBi 433MHz Antenna High Gain Radio Antenna SMA Male Connector Omni-Directional Antenna Wireless Antenna for Wireless Sensor Network Router Modem Pack of 2
Have any Query? Chat with us
Customer Questions & Answers
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Question:
What is a 12dBi 433MHz antenna used for?
Answer: A 12dBi 433MHz antenna is primarily utilized for enhancing the range and performance of wireless devices operating in the 433MHz frequency band. This antenna is ideal for enhancing the signals of various wireless applications, including sensor networks, routers, and modems, allowing for better connectivity over long distances. Higher dBi ratings indicate increased gain, which translates to improved reception and transmission, making it essential in environments like smart home systems or industrial applications where reliable communication is crucial. -
Question:
What does the SMA Male connector mean?
Answer: The SMA Male connector is a standard type of RF connector known for its compact size and robust performance. This connector type ensures a secure and reliable connection between the antenna and devices such as routers or modems. The SMA Male can typically interface with a variety of wireless components, ensuring compatibility in diverse installations. This feature is especially useful for users setting up antenna systems in challenging environments where maintaining connection integrity is vital. -
Question:
What is an omni-directional antenna?
Answer: An omni-directional antenna is designed to transmit and receive signals in all horizontal directions equally, making it versatile for various applications. Unlike directional antennas, which focus energy in a specific direction, omni-directional antennas are perfect for broadcasting signals to multiple devices within a 360-degree radius. This characteristic makes them excellent for home networks or outdoor sensor deployments, where devices may be dispersed over a wide area without the need for pointed orientation. -
Question:
How does the gain affect antenna performance?
Answer: Antenna gain, measured in dBi (decibels over isotropic), signifies how effectively an antenna radiates energy in a particular direction compared to a perfect isotropic antenna. Higher gain, like the 12dBi rating of this antenna, typically results in stronger signals, leading to increased range and reliability. This is particularly advantageous in wireless sensor networks where signals need to penetrate obstacles or cover larger distances, ensuring consistent data transmission and reception even in complex environments. -
Question:
Can this antenna be used with all wireless routers and modems?
Answer: While this 12dBi 433MHz antenna is compatible with devices that have SMA Male connectors, its effectiveness varies based on the frequency and specifications of the router or modem. It's important to ensure that the device operates within the 433MHz frequency range to reap the benefits of this high-gain antenna. By connecting it to compatible devices, users can experience enhanced coverage, making it suitable for home automation, remote monitoring, or IoT applications. -
Question:
What applications are ideal for a high-gain antenna?
Answer: High-gain antennas like the 12dBi 433MHz model are excellent for applications requiring robust wireless signal strength and reach. These include wireless sensor networks for environmental monitoring, remote-controlled devices, and smart home systems. They can also be used in challenging terrains or large open areas, ensuring communication between devices is maintained, ultimately enhancing the overall performance of the wireless setup. -
Question:
Is this antenna suitable for indoor use?
Answer: Yes, this antenna can be used indoors, but its performance is contingent on the environment. While it can enhance connectivity within a building, factors such as walls, furniture, and electronic interference can impact signal quality. For optimal performance indoors, consider placing it in a location free of obstructions. Scenarios include enhancing the signal for smart home devices located in far corners of the house, where the router's range may not suffice. -
Question:
What is the installation process for this antenna?
Answer: The installation of a 12dBi 433MHz antenna is straightforward and typically involves screwing the SMA Male connector into the corresponding port on your router or modem. Ensure that the antenna is positioned optimally to maximize coverage and that it is securely fastened. Users should evaluate the placement based on their specific wireless needs, such as increasing signal for outdoor sensor arrays or improving the reliability of home automation devices. -
Question:
How does weather affect antenna performance?
Answer: Weather conditions can impact antenna performance, especially if the antenna is placed outdoors. Rain, snow, or heavy winds can introduce signal attenuation or fluctuations. However, a high-quality 12dBi antenna is designed to withstand such elements and maintain performance. For prolonged outdoor use, ensure the antenna is installed securely and protected from severe environmental conditions, optimizing its utility in outdoor wireless sensor networks, agriculture monitoring, or remote communication systems. -
Question:
Where can I buy the 12dBi 433MHz Antenna in Turkey?
Answer: You can purchase the 12dBi 433MHz Antenna with an SMA Male Connector from Ubuy in Turkey. Ubuy offers a wide selection of electronic components, including antennas, with reliable shipping options and customer service support to assist you with your purchase needs.
onelinkmore Network Antennas OL-4000-2X Editorial Review
The 12dBi 433MHz Antenna is marketed as a high-gain, omni-directional radio antenna aimed at enhancing wireless connections, particularly for devices like routers and modems. However, customer experiences with this product have been mixed, revealing multiple concerns regarding its performance and suitability for specific uses. Several reviewers praised the ease with which the antenna connected to existing devices, particularly noting its straightforward installation process. One customer shared a positive experience where the antenna was a perfect fit for their router after an incident where the original antenna broke. However, despite the ease of installation, many customers reported disappointing results regarding signal improvement. Some users specifically noted that the much larger antenna did not enhance their Wi-Fi connections as expected, claiming that smaller antennas might perform better in some scenarios. Additional feedback indicated that the antenna was not resonant at the claimed frequency of 433 MHz, with some customers discovering resonant frequencies closer to 480 MHz instead, further questioning the product's effectiveness for its intended use. Overall, while the 12dBi antenna comes with the promise of higher gain and improved wireless performance, the reality has left several customers dissatisfied due to its limited effectiveness at the advertised frequency and size-related inconveniences. **
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Pros
- Easy to install; compatible with existing devices.
- Works well for replacing broken antennas with straightforward connections.
Cons
- Performance in increasing Wi-Fi signal is inadequate.
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23 July 2026 · via Trustpilot
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TRY 770
Order now and get it around Thursday, August 13
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Features & Benefits
- High gain of 12dBi for improved wireless performance.
- Omnidirectional design ensures strong signal reception.
- Compatible with multiple devices like routers and garage door openers.
- Operates in the 433MHz frequency range, ideal for wireless communication.
- Pack includes 2 high-quality antennas for versatile use.
- SMA male connector for easy and secure installation.
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