Coaxial connectors overview

HUBER+SUHNER 4.3-10 connectors offer very low PIM performance together with weight and compactness advantages. A key feature of this connector is the separation of the electrical and mechanical plane, which results in a lower coupling torque and the possiblility of offering the connector with screw, hand-screw and quick-lock design, thus simplifying the installation effort and offering for all mechanisms a very high and reliable electrical performance independently from the torque applied.

• Radial contact
• Compact size (25.4 mm flange)
• 40% lower weight than 7/16
• Multiple coupling options
• Ease of installation
• Protection of electrical contact points
• Excellent PIM and RL independent of torque
• Space saving
• Lightweight antennas and radios
• Flexible installation
• Lower cost of ownership
• No performance degradation due to infield damages

The 4.3-10 Plus interface is for applications which carry risk of a Mini Din/4.1-9.5 male connector accidently mating with a 4.3-10 female interface. 4.3-10 Plus interface is based on the standard IEC 4.3-10 specification but with a slight modification of dielectric inside the outer conductor which makes the 4.3-10 Plus interface more robust and fully prevents the male Mini Din/ 4.1-9.5 connector from entering and damaging the 4.3-10 female. The 4.3-10 Plus female connectors are fully compatible with all standard 4.3-10 male connectors.

HUBER+SUHNER 7/16 connectors are mechanically very rugged coaxial connectors with screw lock. They have a characteristic impedance of 50 ohm and are applicable with excellent electrical properties up to 7.5 GHz. Transmission of medium to high power with radio transmitters and low PIM transmission of received signals such as in mobile phone base stations are typical applications.

HUBER+SUHNER BMA blind mate connectors open up special dimensions in microwave applications up to 18 GHz. HUBER+SUHNER offers a range of connectors for fixed as well as floating configurations with any axial or radial misalignment taken out by the outer contact of the jacks. The BMA series presents an outstanding range of products featuring high reliability and ease of assembly. HUBER+SUHNER BMA connectors are intermateable with the OSP connector series.

HUBER+SUHNER BNC 50 ohm and 75 ohm features a two stud bayonet coupling mechanism, which is particularly useful for frequently coupled and uncoupled RF connections with frequencies up to 4 GHz.

HUBER+SUHNER BNO twin connectors are two pin bayonet coupled (same bayonet locking mechanism as BNC) connectors for use with balanced twin-conductor cables with 75 ohm to 130 ohm impedance. They have polarised contacts and are not intermateable with BNC. HUBER+SUHNER BNO twin connectors are suitable for applications up to 200 MHz (i.e. computer networks and process control).

HUBER+SUHNER BNT triaxial connectors are RF connectors with a bayonet coupling mechanism and three concentric contacts (inner conductor, inner screen and outer screen) for triaxial cables. HUBER+SUHNER BNT connectors are intermateable with BNC connectors, but the inner conductor and outer screen are connected only. BNT connectors are suitable for applications up to 3 GHz (inner coaxial line).

HUBER+SUHNER C connectors are medium size RF connectors with two-stud bayonet mechanism which allows quick and easy coupling and decoupling. The C connectors provide 50 ohm impedance and the frequency range (connector interface) is specified for applications up to 11 GHz.

HUBER+SUHNER coaxial inserts 1.0/2.3 are suitable for the insertion of mixed layout connectors DIN 41612 (pattern M). These inserts feature a slide-on coupling mechanism, which ensures a short connect-disconnect time. Impedance accuracy, fast and easy assembly as well as high reproducibility due to the full crimp cable entry are typical characteristics of these HUBER+SUHNER connectors. The 1.0/2.3 inserts are suitable for applications up to 4 GHz.

Together with the standard MBX, the new MBX 2nd generation is the first choice in board-to-board connections. The MBX 2nd generation board-to-board connection comes along with the well-known and outstanding characteristics of MBX but optimised plating, materials and production process.

• Always given blind mateability
• Largest connecting range in class
• Shortest board-to-board distance in class
• Highest quality thanks to robot assembly
• Highest capability thanks to 100% interface control
• Highest capacity and flexibility thanks to robot assembly
• Less heating up during soldering thanks to the plastic funnel

HUBER+SUHNER MBX connectors are especially developed for board-to-board and board-to-module RF interconnections. The mechanical design is outstanding, allowing the MBX to cope with mechanical misalignment in radial and axial directions and still hold an excellent electrical performance. MBX completes together with the MBX 2nd generation the board-to-board assortment of HUBER+SUHNER with its development based on the well-known board-to-board connector MMBX. MBX fulfils higher requirements with best in class axial misalignment of ±1.2 mm. MBX is the answer to higher integration and miniaturisation. It is the perfect solution for multiple connections from board-to-board / board-to-module and complex stack-ups in radio module applications.

• Very high axial float – best in class
• High output power
• Excellent return loss values
• Smallest board-to-board distances in class

HUBER+SUHNER MCX subminiature snap-on connectors offer an excellent blend of size,weight, durability and performance for applications such as mobile and fixed telecommunications, in GPS applications and in test and measurement systems for testing instruments and apparatus. They are designed for frequencies up to 6 GHz and are tested according to the international standard CECC 22220. MCX connectors meet all the high requirements that micro coaxial connectors are expected to satisfy today.

MFBX Evo sets a new benchmark in cost effective and high performance board-to-board solutions. The modular design can achieve economies of scale in high quantity production. The Blind mateable feature saves time and ensures a secure connection between interfaces. The high tolerance compensation between boards creates multiple design options that can reduce Total Cost of Ownership (TCO).

• Excellent Radio Frequency (RF) performance up to 6 GHz 
• Cost optimized
• Modular design
• High tolerance compensation between boards —The MFBX Evo can handle an axial misalignment of ± 0.8mm and radial misalignment of ± 0.7mm at 17mm
• Automated assembly process
• Blind mateable
• Customizable

HUBER+SUHNER MFBX and eMFBX connectors are especially developed for high-volume PCB-to-PCB applications. MFBX / eMFBX connectors are tailor-made solutions for medium axial and radial misalignments requirements at frequencies up to 6 GHz. MFBX connectors are based on machining technologies whereas eMFBX is based on stamp and bending.

• High float
• Low cost
• Very good shielding
• Small board-to-board distances

HUBER+SUHNER MHV (Miniature High Voltage) are coaxial miniature high voltage connectors with 5 kV rms test voltage (mated pairs). MHV connectors have a working voltage up to 1.6 kV rms in mated condition and are suitable for applications up to 300 MHz. MHV connectors are of similar design to BNC connectors but the insulators protrude over the outer contacts to give a degree of contact-voltage proof when unmated. However, if a high degree of protection in the unmated condition is required, use of series SHV is recommended.

HUBER+SUHNER MMBX connectors are especially developed for board-to-board and board-to-module RF interconnections. Along with MBX the board-to-board portfolio of HUBER+SUHNER provides highest flexibility for today´s and future radio module applications. MMBX connectors offer an operation frequency up to 12.4 GHz. The series contains of a wide range of board and cable connectors with a minimum board-to-board distance of only 6.7 mm.

• Very high frequencies – best in class
• Very good return loss values
• Smallest board-to-board distance in class

HUBER+SUHNER MMCX connectors are intended for use in applications where the smallest dimensions have to be achieved. These connectors can be used in applications from DC to 6 GHz. The reliable "snap-on" coupling mechanism ensures that the electrical parameters are consistently reproduced. Due to its non-slotted outer contact, the MMCX series provides a low RF leakage. In addition, HUBER+SUHNER SMT MMCX connectors fully meet today’s SMT (Surface Mount Technology) requirements with superior design, material selection and packaging. HUBER+SUHNER SMT connectors are suitable to all reflow-soldered SMT-PCBs where impedance matching or screened signal transmission is necessary.

• For semi-rigid cables
• For flexible cables

The snap-on connector family MMPX is the most ideal coaxial-to-PCB system solution for operating frequencies up to 67 GHz (90 GHz). The comprehensive product range consists of cable connectors and assemblies, PCB connectors and adapters to open standards. MMPX connectors feature excellent electrical performance at smallest mechanical dimensions. The broadband characteristics, the small size and the outstanding performance permit new solutions for applications in numerous markets such as high speed digital testing and radio frequency testing, industrial, mobile communication, space and defense.

• For semi-rigid cables
• For semi-rigid, semi-flexible and flexible cables
• For Minibend L assemblies

The IEC standardised interface MQ4/MQ5 provides four or five PIM-stable connections on the footprint of a DIN 7/16 connector. Mechanical coding avoids any mismating. The rugged and watertight design (IP68) guarantees reliable connection from radio to the antennas.

• Reduced antenna size and weight
• PIM-stable connection
• No mismating
• Easier cable management
• Standardised Interface
• Customised solutions

The HUBER+SUHNER Microwave Applicator (MWA) combines the transmission of RF and DC signals in one connector. In addition to the RF signal, the connector can be flexibly equipped with up to 10 DC signals.

• Up to 10 DC-Signals in the same RF-Connection
• Up to 250W @ 2.45 GHz
• Easy to connect with Quick lock mechanism

MXP18 is the solution that offers the best value for money. MXP18 enables accurate testing up to 18 GHz. It comes with a 4 mm (0.157 inch) pitch centre-to-centre and convenient slide-on mounting.MXP18 is mechanically compatible with MXP40 and MXP50.

• Operating range up to 18 GHz
• Broadband characteristic
• 4 mm (0.157 inch) pitch centre-to-centre
• Standard phase matching down to +/- 2 ps
• Slide-on mounting – no threading
• Highly flexible and ultra stable Multiflex cable

MXP40 is the state-of-the-art multicoax solution for testing up to 40 GHz. It comes with a 4 mm (0.157 inch) pitch centre-to-centre and convenient slide-on mounting. MXP40 is mechanically compatible with MXP18 and MXP50.

• Operating range up to 40 GHz
• Broadband characteristic
• 4 mm (0.157 inch) pitch centre-to-centre
• Standard phase matching down to +/- 2 ps
• Slide-on mounting – no threading
• Highly flexible and ultra stable Multiflex cable

MXP50 is the perfect multicoax solution for high-level testing up to 50 GHz. It comes with a 4 mm (0.157 inch) pitch centre-to-centre and convenient slide-on mounting.MXP50 is mechanically compatible with MXP18 and MXP40.

• Operating range up to 50 GHz
• Broadband characteristic
• 4 mm (0.157 inch) pitch centre-to-centre
• Standard phase matching down to +/- 2 ps
• Slide-on mounting – no threading
• Highly flexible and ultra stable Multiflex cable

MXPM70 is the advanced multicoax solution that supports up to 70 GHz. By offering a high density pitch of 2.54 mm (0.1 inch), the MXPM line guarantees a hassle-free experience with its user-friendly magnet mount connection, delivering performance, reliability and value. MXPM70 is mechanically compatible with MXPM90.

• Operating range up to 70 GHz
• Broadband characteristic
• 2.54 mm (0.1 inch) pitch centre-to-centre
• Standard phase matching down to +/- 1 ps
• Magnetic locking mechanism
• Automatic interface protection
• Cost-efficient PCB socket
• Highly flexible and ultra stable Multiflex cable

MXPM90 is the pioneering multicoax solution that supports up to 90 GHz/E-band range. By offering a high density pitch of 2.54 mm (0.1 inch), the MXPM line guarantees a hassle-free experience with its user-friendly magnet-mount connection, delivering performance, reliability and value.MXPM90 is mechanically compatible with MXPM70.

• Operating range up to 90 GHz
• Broadband characteristic
• 2.54 mm (0.1 inch) pitch centre-to-centre
• Standard phase matching down to +/- 1 ps
• Magnetic locking mechanism
• Automatic interface protection
• Cost-efficient PCB socket
• Highly flexible and ultra stable Multiflex cable

HUBER+SUHNER N connectors are available with 50 ohm and 75 ohm impedance. The frequency range extends to 18 GHz, depending on the connector and cable type. The screw-type coupling mechanism provides a sturdy and reliable connection. HUBER+SUHNER N connectors are available for flexible cables, for semi-rigid cables and for corrugated copper tube cables. Cable entries: clamp, crimp and solder types available, as well as HUBER+SUHNER Quick-Fit for corrugated copper tube cables.

NEX10® interface offers very low PIM performance together with a robust design and small size. Another key feature of NEX10® is the separation of electrical contact from mechanical contact area, which yields a low PIM and high return loss performance independent of the coupling mechanism or applied torque. This characteristics also gives the possibility of offering the connector plug with screw, hand-screw and quick-lock designs, thus simplifying the installation effort while guaranteeing a very high electrical performance for all coupling mechanisms. Additionally, the interface specific weather protection boot provides guaranteed protection against corrosion and extreme weather conditions.

• Robust and reliable performance for outdoor use
• Reliable performance eliminating installation errors
• Excellent return loss and electrical performance
• Compact modules
• Interface safe from installation damage
• Flexibility in installation
• Interface specific boot guaranteeing protection in extreme weather
• Optimised for ¼” cable
• Low PIM independent of coupling mechanism
• Operating frequency up to 20 GHz
• Small size, flange height of 12.7 mm
• Protection of contact areas
• Three coupling mechanisms (screw, hand-screw, quick-lock)
• Rubber boot weather protection

HUBER+SUHNER PC 1.85 connectors are precision connectors for use in microwave applications up to 67 GHz. The connectors features best electrical performance, excellent mechanical stability as well as extreme reliability. They are particularly well suited for semi-rigid, semi-flexible and flexible microwave cables. PC 1.85 is intermateable with PC 2.4.

• Broadband characteristics from DC to 65 GHz 
• Excellent return loss
• Robust design and perfectly matched cable entries for HUBER+SUHNER microwave cables

HUBER+SUHNER PC 3.5 connectors are precision connectors for use in microwave applications up to 26.5 GHz. They are especially suitable for use with semi-rigid cables and microwave components. They are intermateable with SMA and SK (2.92 mm) connectors. Due to an air dielectric interface and the more durable construction a superior repeatability further enhances the performance.

QLA 00 series contains connectors with a quick latch coupling mechanism: connection is achieved by simply pushing the plug into the jack. Three latching springs automatically engage, thereby securing the mated connectors against axial forces. No twisting action is required. The connectors are easily released by slightly pulling back the outer sleeve of the plug. This coupling mechanism provides a fast and reliable connection for applications up to 1.4 GHz. All connectors of the series QLA 00 are without any restrictions intermateable with Lemo series 00.250.

QMA eXtreme is the advanced version of the waterproof QMA, combining the quick-lock mechanism and waterproof properties also in rough environmental conditions. The coupling mechanism is completely waterproof and not only the RF signal path, thus protecting the connector from corrosion in a salty atmosphere and from freezing in case of high humidity and low temperature.

• IP68 sealing on the complete connection including coupling mechanism
• High corrosion resistance
• Freezing protection
• Compact modules design
• Easy connection with outdoor protection
• All benefits of the quick-lock connection

• Easy to mate
• 10 times faster than with threaded SMA
• Increased reliability
• No torque or tooling required
• 360° rotatable interface
• Easy routing of assembly without mechanical stress or electrical performance degradation
• Higher packing density
• Size equivalent to SMA, but space saving as there is no need for wrench clearance
• Excellent electrical performance
• Consistent VSWR performance enables to replace standard SMA
• Return loss optimised DC to 6 GHz

Besides the outstanding characteristics of the quick-lock connector QN, this advanced version has some extra features. The coupling mechanism is completely waterproof and not only the RF signal path, thus protecting the complete connector from corrosion in a salty atmosphere and from freezing in case of high humidity and low temperatures. This extra features besides the excellent PIM performance (typical -162 dBc) and the optimum power performance (≈350 W by 2 GHz) makes this connector the ideal solution for antenna connections.

• IP67 sealing for the complete connection including coupling mechanism
• High corrosion resistance
• Freezing protection
• Compactness (X-QN size is smaller than DIN716 and DIN 4.1/9.5)
• Easy to install (tool-less, quick-lock)
• No taping required (secure mating with outdoor protection)
• Overall lower costs of ownership
• Excellent PIM performance

HUBER+SUHNER QMA coaxial connectors are in accordance with QLF standard and available with 50 ohm impedance. The frequency range extends to 18 GHz, depending on the connector and cable type. However most of the QMA connectors are return loss optimised for frequencies up to 6 GHz. The QMA interface has a very similar performance and dimensions to the SMA, but in addition it offers an easier, faster and safer coupling operation, helping customers to save significantly time during production. The packaging density of QMA is increased compared to SMA connectors thanks to the fact that no torque spanner is required to fasten the coupling nut. QMA is not intermateable with SMA. QMA connectors are also available as waterproof version (IP68) and are compatible with QLF standard.

HUBER+SUHNER Quick-Fit connectors are worldwide approved 4.3-10, N and 7/16 connectors for foam dielectric corrugated copper tube cables. They offer a greatly simplified and economic approach to cable preparation and assembly. The product line meets the requirements of multi-carrier, high-channel-count transceivers such as base stations of today’s mobile communication infrastructure networks.The cable entries support standard foam dielectric corrugated copper tube cables 1/2”, 7/8”, 11/4” and 15/8” and 1/2” highflex, Sucofeed as well as equivalent products from Andrew, RFS and other manufacturers.

• Excellent RF performance
• Low, stable and reproducible IM (Passive InterModulation) – typically −155 dBc
• Safe assembly process performance – in-field termination with reproducible electrical performance
• Quick and easy assembly – 2 main connector parts, 4 steps in less than 4 minutes
• High IP rating – IP68
• Multi-brand, multi-design and multi-material cable compatibility

HUBER+SUHNER Quick-Fit plus is a ground-breaking connector system for Distributed Antenna Systems (DAS and Cell Site applications). It is field mountable and offers an easy assembling with its one piece design. In combination with an all-in-one cable preparing tool for ½” corrugated cables this connector system can be deployed extremely fast. HUBER+SUHNER Quick-Fit plus connectors are available for a variety of corrugated foam as well as plenum rated cables with N, 4.3-10 and 7/16 interfaces.

• Extraordinary PIM stability
• Fast and easy cable preparing process
• Reliable "one click/positive stop" connector assembling
• One piece connector design
• Multi-brand cable compatibility
• High quality materials and platings

HUBER+SUHNER SHV (Safe High Voltage) connectors provide more secure handling: centre contacts are well recessed to prevent shock hazards in unmated condition. When mating a connector pair the outer conductor contact is made prior to the inner conductor contacts. SHV connectors are suitable for all high voltage applications up to 5 kV DC or 3.5 kV rms. These connectors are typically used in nuclear instruments or test and measurement equipment. Voltages are valid for both, the mated and the unmated condition.

HUBER+SUHNER SK connectors are precision connectors for microwave applications up to 40 GHz. They are intermateable with series SMA and PC 3.5. They have a high mechanical stability and an excellent repeatability. The shortened male pin ensures a non-destructive mating process. The glass beads, when used in conjunction with the SK launchers, enable the connectors to be replaced without disturbing the hermetic seal. For a mechanical decoupling between glass bead and internal microwave circuit, stress relief contacts are available.

HUBER+SUHNER SMA connectors are precision connectors for microwave applications up to 18 GHz. The extended frequency version operates with excellent return loss performances up to 26.5 GHz. There is a huge variety of applications for SMA connectors, as in telecom, test and measurement, instruments, avionics, etc. SMA is classified into the two categories HUBER+SUHNER standard SMA connectors for high-end applications or applications subject to rough conditions and HUBER+SUHNER ECO SMA connectors for high volume.

HUBER+SUHNER SMB subminiature connectors are suitable for applications from DC up to 4 GHz. The SMB snap-on mechanism provides a fast and reliable connection for applications with high packing density.

HUBER+SUHNER SMB subminiature connectors are suitable for applications from DC up to 4 GHz. The SMB snap-on mechanism provides a fast and reliable connection for applications with high packing density.

HUBER+SUHNER SMP connectors provide a robust, proven and fully compatible plug-in solution for applications up to 40 GHz. SMP connectors have been MIL-SPEC qualified for defense and space flight hardware. The design of the interface and treatment of materials provide true compatibility as well as guaranteed mechanical performance over the mating life of the connector with all MIL-STD-348 SMP connectors in the market.

HUBER+SUHNER SMP Self-Lock offers two versions: The SMP-SL Space, designed for harsh and mission-critical environments, meeting the challenging requirements of the defense and space flight industry for applications up to 40 GHz. The SMP-SL Industrialised, a cost effective and robust solution which provides dependable connectivity for the aerospace, defense and the industrial market. The simple push-on connectors save on installation time and have a visual inspection feature to verify proper mating state. HUBER+SUHNER SMP-SL connectors have been developed specifically to avoid accidental de-mating and require a de-mating tool. The connectors have a small foot print and are light-weight. They are designed to be shock and vibration resistant and qualified per MIL-STD for space and defense.

• Operation frequency up to 40 GHz
• Flight ready push-on connector 
• Visual inspection feature to verify full mated position
• Shock and vibration resistant 
• MIL-STD qualified for space and defense 
• Same foot print as SMP connectors
• 50% lower weight than other self-locking options

The SMP3 connector is 45% smaller than the SMP connection and 30% smaller than SMPM, making it ideal for dense packaging in multiport applications and high-density stacked PCBs. This helps meet and exceed aerospace industry qualification and screening standards while minimizing the spacing between interfaces and allowing for axial and radial misalignment.

• Offering our smallest connector yet – smaller even than SMP and SMPM!
• SMP3 interconnect series offers a blind mate interconnect designed to accommodate both radial and axial misalignment while maintaining performance
• Supports a sub-3 mm Board to Board distance when using the Bullet Adapter
• MIL-PRF-31031 Qualified Product Offering
• Low interface height ideal for board-to-board interconnects
• On the leading edge of A+D Industry miniaturization trends
• Frequency range up to 100 GHz

HUBER+SUHNER SMPM connectors offer unrivalled miniaturisation and performance for RF applications up to 65 GHz. SMPM connectors are MIL-SPEC qualified for defense and space flight applications. Along with the unique bend-to-the-end Microbend style cable connectors, HUBER+SUHNER offers a large portfolio of different PCB mount SMPM connectors that have been designed with optimised PCB trace launch geometries to offer a complete interconnect design solution from "wire-to-trace".

SMPM-T is the smallest threaded open source connector on the market. Its unique and innovative combination of a MIL-STD-348 SMPM female interface connector together with a retractable threaded nut provides an integrated solution offering unprecedented electrical and mechanical performance. The SMPM-T handles high density requirements with a connector centreline-to-centreline spacing of just 5 mm (0.20 in) while offering unmatched electrical stability at frequencies up to 67 GHz in even the harshest operating environments.

HUBER+SUHNER TNC connectors are threaded RF connectors applicable from DC up to 11 GHz. The threaded coupling mechanism improves control over the interface dimensions and allows them to be used under a higher environmental load than BNC, especially under a high vibration load.

UHF connectors do not have defined impedance. They are intended for applications up to 200 MHz where mechanically robust connectors are required. They are mateable with 4 mm banana plugs.

HUBER+SUHNER VITA 67 is the first true high density and high performance 65 GHz coaxial interconnect system on the market. Incorporating the solderless Minibend bend-to-the-end technology tightest bending radius (1.5 mm/0.06 in) and right behind the connector. The snap-in captivation method guarantees quick, easy and precise installations without tooling or loose parts. VITA 67 is designed for side-by-side implementation with VITA 46 and VITA 66 hardware. It can be assembled with diameter 0.086 inch and smaller cable types.

• Solderless bend-to-the-end technology ensures durability
• Simplest connector installation saves time
• Frequency range up to 65 GHz delivers excellent performance
• Extreme phase stability vs. temperature and bending increases system accuracy