SMA to U. FL Cable 20cm

SMA to U. FL Cable 20cm is a compact, high-quality RF coaxial cable designed for reliable wireless signal transmission in space-constrained electronic applications. Engineered for stability, low signal loss, and long-term durability, this cable is ideal for connecting internal RF modules to external antennas in IoT devices, embedded systems, routers, and wireless communication equipment.

With a standard SMA connector on one end and a miniature U.FL (IPEX) connector on the other, this 20cm RF cable provides excellent flexibility for antenna placement while maintaining consistent impedance and minimal attenuation. It is widely used in Wi-Fi, Bluetooth, GPS, GSM, LTE, and other RF-based designs where compact size and high signal integrity are critical.

Product Specifications

• Product Name: SMA to U.FL Cable

• Cable Length: 20 cm

• Connector A: SMA Male (or SMA Female – customizable)

• Connector B: U.FL / IPEX / IPX Connector

• Cable Type: RG-178 / RF Coaxial Cable

• Impedance: 50 Ohms

• Frequency Range: Up to 6 GHz

• Operating Temperature: -40°C to +85°C

• Shielding: Single or double shielding for EMI protection

• Jacket Material: PTFE / FEP (high-temperature resistant)

• Conductor Material: Copper or Silver-plated Copper

• Color: White or Black (varies by model)

• Weight: Lightweight and compact design

Key Features

1. Low Signal Loss & High Performance

The SMA to U.FL cable is designed with 50-ohm impedance matching, ensuring minimal signal reflection and low insertion loss. This results in improved RF performance, stable data transmission, and enhanced antenna efficiency even at higher frequencies.

2. Compact & Flexible Design

With a length of 20cm, this cable is perfect for compact enclosures where space optimization is essential. The flexible coaxial construction allows easy routing without stressing the connectors or internal PCB components.

3. Secure & Reliable Connectivity

The SMA connector provides a robust and threaded connection for external antennas, while the U.FL connector offers a snap-on interface for secure mounting on RF modules and PCBs. This ensures stable performance even in vibration-prone environments.

4. Wide Frequency Compatibility

Supporting frequencies up to 6 GHz, this cable is suitable for multiple wireless technologies including Wi-Fi (2.4GHz/5GHz), Bluetooth, GPS, GSM, LTE, NB-IoT, and LoRa applications.

5. Durable Construction

Manufactured with high-quality materials such as PTFE insulation and copper conductors, the cable offers excellent resistance to heat, wear, and electromagnetic interference, ensuring long operational life.

6. Easy Plug-and-Play Installation

No soldering is required. The plug-and-play design allows quick and hassle-free integration into existing RF systems, making it ideal for prototyping as well as production environments.

Applications

1. IoT & Embedded Systems

Commonly used in IoT development boards, microcontroller-based projects, and embedded RF systems to connect onboard wireless modules to external antennas for improved signal range.

2. Wi-Fi & Bluetooth Devices

Ideal for Wi-Fi routers, access points, Bluetooth modules, and smart devices, enabling efficient antenna extension and optimal antenna placement.

3. GPS & Navigation Systems

Used in GPS trackers, vehicle navigation systems, and location-based devices where reliable and stable RF connectivity is essential.

4. Cellular & LTE Modules

Perfect for GSM, 3G, 4G LTE, NB-IoT, and LTE-M modules, ensuring strong and consistent cellular signal transmission.

5. Industrial & Automation Equipment

Widely applied in industrial IoT, automation controllers, and telemetry systems where robust RF performance is required in harsh environments.

6. Prototyping & R&D

An excellent choice for engineering labs, academic projects, and R&D applications, offering flexibility, reliability, and ease of use during testing and development.

Why Choose the SMA to U.FL Cable 20cm?

The SMA to U.FL Cable 20cm delivers the perfect balance of performance, durability, and compact design. Its low-loss characteristics, wide frequency support, and reliable connectors make it a preferred choice for professionals and hobbyists working with RF and wireless systems. Whether you are designing a commercial product or experimenting with a prototype, this cable ensures consistent signal quality and long-term reliability.

Upgrade your wireless connectivity with the SMA to U.FL Cable 20cm – the trusted RF interconnect solution for modern communication systems.

Package Includes:

1 x SMA to U. FL Cable 20cm

FAQ

1. Where can we buy this SMA to U. FL Cable 20cm?

This product is available online at https://aiiottech.in/product/5dbi-gsm-magnetic-spring-antenna/ and also available at our store in Pudupakkam/Kelambakkam, Chennai-603103

2. When can I get this SMA to U. FL Cable 20cm after placing the order?

RGRJ AIIoT TECHNOLOGIES will immediately ship and deliver the product within 1-3 working days.

Video Link: uFL to SMA antenna cable