This site uses cookies to store information on your computer. Some of these cookies are necessary for us to deliver this site to you, others help us to make sure you have an improved user experience on the Smiths Interconnect site and with our people. By using this site you consent to the placement of these cookies. Please read our cookie policy to learn more about our use of cookies.

Circular

Complete range of circular connectors with metal and plastic shells, and crimp and solder terminations for multichannel hybrid electrical/ optical insert arrangements, supporting a wide range of allowable contact voltages and currents, easy environmental sealing and rugged mechanical performance.

Circular
Image of Technology

Technology

High performance contact technologies into a broad range of high power, high speed quadrax/twinax, fiber optic, EMI/EMP filter, RF spring probe connectors, that provide durable interconnect solutions to our customers’ needs.

Image of Capabilities

Capabilities

In-house capabilities encompass design, development, manufacturing and testing. Providing operational excellence tailored to volume manufacturing requirements, global sourcing, world class engineering talent and rapid prototyping.

Showing 19 results

SnapTac® Series

SnapTac® Seriess is a lightweight, robust, quick release miniature connector, featuring IP67 sealing and EMI shielding. The series is available in both circular (7, 13, 19 ways) and rectangular (12, 21, 30 ways) styles. They are equipped with Hyperspring contacts,

Low Loss Coaxial Connectors

Lss coaxial connectors offer full crimp design of center and outer shield, extended crimp barrel for added strain relief in tight bend radial application, extremely low VSWR 1.15:1 up to 18 GHz, moisture resistant sealing, and IP67 compliance in mated pair condition.

M12 Series Connectors

M12 connectors offer robust and compact connectivity solution that has been developed to address specific application environments where space and weight are key concerns. The M12 Series offer a time-saving, reliable and tool-free solution. Qualified to French and European rail standards.

M23 Series Connectors

M23 Industrial Signal and Power Connectors offer the transmission of signals, data and power safely using just one connector in a compact and robust design. The series is mainly used for connecting electrical drives and industrial automation applications. They are very easy to handle and operate.

M40/M58 Series

M40 and M58 series are qualified for heavy drive and high power applications in mechanical engineering, tooling machines, robotics, mechatronics, printing, packaging, conveyors and marine. Both series features outstanding protection against electromagnetic interference through a full 360° screen shielding.

MIL-DTL-38999 Quadrax/Twinax

MIL-DTL-38999 Quadrax/Twinax connectors feature data rates exceeding 2 Gbps and a bandwidth: up to 3 Ghz. The connectors can be driven via matched impedance differential pair interconnections for board to board high speed data transfer. They are ideal for reliable, high-speed transfer of digital audio / video signals.

MIL-DTL-38999 Shell Styles 20 & 26 Quadrax Connectors

Offering data rates exceeding 2 Gbps and bandwidth up to 3 Ghz. The connectors can be driven via matched impedance differential pair interconnections for board to board high speed data transfer and are ideal for reliable, high-speed transfer of digital audio / video signals.

MIL-DTL-26482 Filter Connectors

MIL-C-26482 Series II / MIL-DTL-83723 Series filter connectors offer integrated EMI filter into MIL-STD platform for robust EMI equipment protection in a space saving design.

MIL-DTL-38999 Filter Connectors

Integrated EMI filter into MIL-STD platform for robust EMI equipment protection in a space saving design.

BOA Connectors

Specifically designed for the compact size and the advanced technical features of the rail Eurobalise system. The BOA connector ensures reliable signal integrity and perfect transmission of data between the rail track and the train borne equipment, which is key for the performance of the Eurobalise system. The vibration tests are compliant to IS-402 and the connector complies to VG95234, MIL-C-5015, and MIL-C-26482 normative.

MIL-DTL-83723 Filter Connectors

MIL-DTL-83723 connectors offer integrated EMI filter into MIL-STD platform for robust EMI equipment protection in a space saving design.

ARINC 628 Connectors

ARINC 628 connectors feature hyperboloid contact technology and ensure immunity to shock and vibration, minimal contact resistance, high reliability and cost effectiveness.

ARINC 801

The ARINC 801 fiber optic terminus is the next generation of high density, butt joint interconnect technology. With its standard 1.25 mm ferrule and sleeve, the ARINC 801 terminus is designed for both multimode and single-mode applications. For the pull-proof design, the cable jacket is crimped on an external body and a floating mechanism avoids any loss of performance when pulling on the cable. This feature allows for the use of the connector without a backshell. Standard connector formats include MIL-DTL-38999 type, MIL-DTL-83527 type, ARINC 600 and ARINC 781.

C Series Connectors

C Series, featuring Hypertac Hyperboloid technology, is an IP67 circular connector with an EMC metal housing. The C Series connectors have a compact size and feature gold plated contacts. They provide superior resistance to high levels of shock and vibration in rail and industrial applications.

C55 Connectors

The 55 way Micro Circular Connector (C55 series) is equipped with 0.5 mm hyperboloid contacts, the C55 offers IP68 sealing and a current rating of 2A at 25°C  to deliver exceptional signal integrity.

D Series

D Series delivers industry-leading performance featuring simple push-button latching and a "D" shaped flange which makes mating orientation obvious. There are three D Series sizes that accommodate a wide variety of applications.. Intuitive and durable D Series is recognized for its ease of use and high reliability. 

Eclipta™ - ECL Series

Eclipta's™ easy assembly and high density interconnect design make it ideal for use with mapping and ablation catheters, RF generators, home healthcare devices, value medical systems and many other disposable medical devices. Eclipta's™ edge card contact module, in the reusable connector body, is designed for high mating cycle life, providing reliable connection over the life of the reusable device.

HBB Series

HBB Series high-power, quick-release harsh-environment connectors have compact robust RoHS design in a metal shell with polarization, user-friendly push-lock mating, and quick-release unmating mechanisms, sealed IPx7 and IP6K9K when mated, high-reliability Hypertac hyperboloid contacts rated for up to 500A, andl 360º shielding.

HyperGrip® Series

HyperGrip is a circular plastic, user-configurable, color coded connector with push/pull latching design allowing for one-hand disconnect. HyperGrip is designed to meet medical industry requirements such as finger-proofing to IEC60601, flammability rated to UL94 V0, and is compatible with most sterilization requirements. 

Image of Who We Are

Who We Are

Smiths Interconnect is a leading provider of technically differentiated electronic components, subsystems, microwave and radio frequency products that connect, protect and control critical applications in the commercial aviation, defense, space, medical, rail, semiconductor test, wireless telecommunications, and industrial markets.

Learn More