AMC Connectors
High-density micro-coax connectors with versatile mounting options for compact RF systems
Overview
Amphenol RF’s AMC connector series is engineered for miniature RF applications requiring high performance in space-constrained environments. These cable-mount connectors are optimized for 50 Ω systems and support frequencies up to 6 GHz—though specific products may extend beyond to accommodate Wi‑Fi 7 applications. AMC connectors are compatible with assembly interfaces including Hirose U.FL®, I‑PEX MHF I® and MHF I LK® connectors, offering flexible integration options.
Typically configured in right-angle or vertical orientations, AMC connectors provide a durable, board-ready solution for embedded and handheld devices. Their precision-machined design delivers reliable EMI shielding and impedance control, making them ideal for next-gen wireless, IoT and industrial electronics projects where board space and signal integrity are critical.
Features and Benefits
- Miniaturized design conserves PCB real estate while providing robust RF connectivity
- Flexible cable routing with right-angle and vertical options for tight layouts
- Up to 6 GHz performance, with select models supporting Wi‑Fi 7 frequencies
- Seamless integration—compatible with U.FL®, I‑PEX MHF I® and MHF I LK® for quick, standardized terminations
- Reliable RF performance assures stable impedance and low VSWR in complex system designs
Key Technical Details
- Impedance: 50 Ω nominal with tight tolerance
- Frequency range: Up to 6 GHz, potentially higher on select configurations
- Coupling: Cable-mount only—no straight cable assemblies; precision board interface
- Construction: Machined housing with gold-plated contacts for corrosion resistance and signal integrity
- Cable types: Supports common micro-coaxial cable families used in wireless and embedded systems
Applications
- Wi‑Fi 6/7 client devices where antenna diversity and space limitations demand compact connectors
- Embedded IoT and wearable modules with tight mechanical layouts
- Portable instrumentation where durable RF terminations must tolerate field handling
- Internal RF connections in routers, sensors, drones and medical electronics
- Test fixtures and evaluation boards pairing with U.FL®, I‑PEX MHF I®, or MHF I LK® transceivers
Browse our AMC connector series, available in right-angle and vertical board-mount formats. If you need custom cable assemblies, specialized connector arrangements, or hybrid board-to-cable solutions, contact our engineering team to discuss a tailored design.
Related Resources
AMC to BNC adapter adds versatility in ultraminiature application designs
Amphenol RF is pleased to announce the expansion of our ultraminiature product portfolio with a new AMC to BNC adapter. This new option for ultraminiature connectivity allows the secure bayonet coupling mechanism featured on the popular BNC interface to be mounted to the outside of a panel.
Secure ultraminiature cable assemblies in high-vibration industrial applications
Amphenol RF is pleased to introduce SMA and TNC to I-PEX's MHF® I LK locking cable assemblies on ultra-flexible 1.13 mm micro-coax cable.
Increase access point capacity with Wi-Fi 6 capable flexible cable assemblies
Amphenol RF is pleased to expand its cable assembly portfolio with reverse polarity (RP) SMA to AMC assemblies on RG-178 cable.
Reverse polarity SMA waterproof and tamper proof cable assemblies create durable option
Amphenol RF is pleased to introduce waterproof IP67 rated and tamper-resistant cable assemblies designed using 1.13 mm micro coax cable.
Increase access point capacity with Wi-Fi 6 capable cable assemblies
Amphenol RF is pleased to expand our cable assembly portfolio with additional SMA to AMC configurations on 1.13 and 1.32 mm micro-coax cables.
Withstand high-temperature environments with new SMA to AMC assemblies
Amphenol RF is pleased to announce the expansion of our popular SMA to AMC cable assembly series.
FAKRA Plug to MHF I LK Cable Assemblies
Amphenol RF’s Locking FAKRA to MHF I LK cable assemblies deliver robust, high-frequency performance with a secure locking mechanism, engineered specifically for environments exposed to continuous vibration and motion. Supporting frequencies up to 6 GHz, these assemblies ensure stable and reliable electrical connections, making them ideal for cutting-edge applications in drones, smart cabins, ADAS, driver monitoring, and RFID systems.
Locking SMA Cable Assemblies Datasheet
Amphenol RF's Locking SMA Cable Assemblies are designed for high-frequency applications up to 6 GHz, featuring a threaded SMA connector with a locking mechanism that requires 20N of force to prevent accidental disconnection. Built with gold-plated brass SMA connectors and phosphor bronze MHF I LK locking connectors, these assemblies ensure durability and resistance to harsh environments. The easily routable 1.13 mm cable allows for flexible installation in compact spaces, making them ideal for drones, wireless communications, robotics, IoT, and industrial equipment. Available in standard lengths from 50 to 400 mm, with custom lengths on request, they provide reliable performance in demanding applications.
RP-SMA to AMC4 Cable Assemblies Datasheet
Amphenol RF's RP-SMA to AMC4 cable assemblies provide reliable performance up to 6 GHz in compact applications. Featuring an IP67-rated RP-SMA bulkhead jack for waterproof protection, they use ultra-thin 1.13 mm coaxial cable for easy routing in tight spaces. Available in standard lengths from 50 to 400 mm, with custom options on request, they are made from gold-plated brass and phosphor bronze for durability. Designed for IoT, GPS, wireless communication, and industrial enclosures, they operate from -40°C to 90°C with a 50Ω impedance and 200 VRMS dielectric withstanding voltage.
FAKRA to AMC Cable Assemblies
The Amphenol RF FAKRA to AMC Cable Assemblies datasheet highlights fixed-length assemblies designed for automotive and IoT applications. These IP67-rated assemblies combine FAKRA connectors with micro-miniature AMC connectors on 1.37 mm ultra-flexible coax cable, providing compact and sealed solutions ideal for DSRC, V2X, V2V technologies, 360-degree cameras, ADAS, smart boxes, and remote control access.
AMC Connector Series
Amphenol Micro Coaxial (AMC) connectors are low-profile solutions with a 2.5mm mating height and a 3mm x 3mm footprint, designed for portable and mobile devices. These connectors support high-frequency transmission from DC to 6 GHz, feature easy snap-on/off mating, and are compatible with Hirose U.FL and IPEX MHF1 series, making them ideal for applications like antennas, Bluetooth, GPS, WLAN, and cellular devices.
SMA to AMC Cable Assemblies
The Amphenol RF SMA to AMC Cable Assemblies cut sheet outlines both IP-67 and non-IP-67 fixed length assemblies designed for various applications. These assemblies feature improved design SMA connectors, offering space-efficient and economical improvements, with support for thicker panels. They are ideal for WLAN, M2M communications, and outdoor equipment, and are available in different configurations with micro-coaxial cables in lengths from 50 mm to 300 mm.
FAKRA to AMC4 Cable Assemblies
The Amphenol RF FAKRA to AMC4 Cable Assemblies Data Sheet highlights a versatile, high-performance interconnect solution designed for automotive, IoT, and compact RF applications. These cable assemblies combine the secure, high-reliability FAKRA interface with the ultra-miniature AMC4 connector, ensuring seamless integration in space-constrained designs without compromising signal integrity. Engineered for low-loss transmission and robust mechanical performance, they are ideal for antenna connections, telematics, and wireless communication systems.
Ultraminiature Product Series
The Amphenol RF Ultraminiature Product Series datasheet highlights AMC, AMC4, and AMMC micro coaxial connectors, featuring low profiles and small footprints ideal for space-constrained applications like IoT and consumer devices. These 50 ohm connectors, compatible with industry standards, offer snap-on mating for easy connection and provide excellent electrical performance from DC to 6 GHz.
SMA to AMC Ultraminiature Cable Assemblies
Amphenol RF's SMA to AMC Cable Assemblies feature reliable electrical performance up to 9 GHz, with threaded coupling for secure mating and vibration resistance. Available in IP67 and non-IP67 configurations, these 50 ohm assemblies are ideal for applications such as antennas, base stations, drones, and industrial automation, providing a compact and space-efficient solution with additional protection for harsh environments.
RP-SMA to AMC Ultraminiature Cable Assemblies
Amphenol RF's RP-SMA to AMC Cable Assemblies offer reliable electrical performance up to 9 GHz, featuring threaded coupling for secure mating and vibration resistance. These assemblies are available in both IP67 and non-IP67 configurations, ideal for applications such as antennas, base stations, drones, and industrial automation, providing a space-efficient solution with a small footprint and low profile.
MHF I LK Ultraminiature Cable Assemblies
Amphenol RF's Locking MHF I Cable Assemblies feature a patented locking system for tamper-resistant, vibration-resistant performance, available with waterproof IP67 options. These 50 ohm assemblies are ideal for applications such as drones, GPS, and industrial automation, offering reliable electrical performance up to 6 GHz with configurations including SMA, RP-SMA, TNC, and RP-TNC connectors.
Micro-Miniature Cable Assembly Solutions
The Amphenol RF Micro-Miniature Cable Assembly Solutions Guide highlights compact, high-frequency cable assemblies designed for space-constrained applications. It details key features such as lightweight construction, precision performance, and durability, making them ideal for aerospace, medical, and IoT devices.
Amphenol RF Locking MHF 4 Ultraminiature Cable Assemblies Datasheet
The Amphenol RF Locking MHF 4 Ultraminiature Cable Assemblies datasheet describes pre-configured, vibration-resistant 50-ohm cable assemblies featuring the I-PEX MHF® 4 LK locking connector. These ultraminiature assemblies are designed with tamper-resistant, waterproof (IP67) options and utilize 1.37 mm micro-coax cable paired with SMA or RP-SMA connectors for reliable electrical performance in rugged environments. Ideal for continuous shock and vibration applications, they are used in UAVs, IoT devices, military systems, smart agricultural equipment, and communication networks. The datasheet also outlines available standard lengths (50–400 mm) and key specifications, including a frequency range up to 9 GHz, 500 mating cycles minimum, and materials such as gold-plated brass and PTFE insulation.
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