Board to Cable

Micro coaxial cable connectors have excellent transmission characteristics and are used in devices that requires compact housing and high-speed transmission.

ASLS Series
0.4mm pitch micro coaxial cable connector/stack connection type
The “ASLS Series” is a connector for 0.4 mm pitch micro coaxial cable (AWG#42).
Key Features
- A compact connector with a mounting height of 1.65 mm and a mating width of 2.80 mm
- It is non-magnetic and not affected by magnetic fields
- W crimp structure enhances cable retention
- The contact uses a two-point contact structure that provides contact reliability
- By using a metal shell, noise prevention and product strength are ensured
- Multiple ground terminals are provided to improve transmission characteristics/EMS characteristics
FA Series
2.5 mm pitch drawer connector
The FA Series is a 2.5 mm pitch drawer connector that provides the high connection reliability required for drawer connectors, suitable for mating in places that are not visible.
Key Features
- Can absorb a mating error of ±3 mm in the X and Y directions
- Reliable design with an effective mating length of 3 mm
- Crimp contacts employ a twin-leaf pinching two-point contact structure
- FA12 connectors for relaying cables support hot swap
FAS Series
1.5 mm pitch drawer connector
“FAS series” is a 1.5mm pitch drawer connector that meets the requirements for drawer connectors: prevention of pin buckling, ease of mating adjustment, stress reduction during mating, and high connection reliability.
Key Features
- Highly reliable design with an effective mating length of 3.4 mm
- Post-mating movement in the X and Y directions can be absorbed up to ±1.4 mm
- Crimp contacts employ a twin-leaf pinching two-point contact structure
- 30% smaller than the FA series
FBC Series
2mm pitch discrete crimp cable connector
The “FBC series” is a 2mm pitch printed circuit board-to-cable connector for type to draw a cable horizontally-mounted stacked mating cables.
Key Features
- E-lock mechanism with excellent operability prevents from falling out and maintains stable contact
- completely independent two-point contact maintains stable contact at all times
- Stacked mating, type to draw a cable horizontally type
FJC Series
0.75mm pitch crimp cable connector
The “FJC series” is a 0.75mm pitch crimp cable connector. Connector height when mated is 4.2mm, making it a low profile product that contributes to the downsizing of equipment.
Key Features
- Locking mechanism is installed in the center of the connector body, ensuring secure mating and stable contact with audible “click”
- Twin-leaf pinching 2point contact structure prevents contact buckling and improves reliability with stable contact force
- Right angle type printed circuit board side connector
- Low profile design with a connector height of 4.2mm when mated
FK Series
2.1mm pitch branch/relay compatible crimp cable connector
The “FK series” is a 2.1mm pitch branch/relay compatible crimp cable connector.
Key Features
- Features a robust locking structure with audible “click
- Locking section has a flat structure with no bumps on the locking surface to prevent damage
- Connector can be fixed in any position using a panel mount (suitable thickness: 0.8 mm to 1.5 mm) or cable tie (recommended width: 2.5 mm)
- Two-point clamping contact prevents contact buckling, improving reliability with stable contact force
FTCS Series
2.5mm pitch crimp cable connector/2 cable crimp type
“FTCS series” is a 2.5mm pitch crimp cable connector. The biggest feature of this product is that it can crimp two cables to one contact. *Contacts that crimp one cable can also be selected.
Key Features
- The contact is capable of crimping two cables to one contact
- Applicable cables are compatible with AWG#22/24/26/28
- Two types of contacts are available depending on the type and number of cables
- Crimping two cables enables power to pass easily between connectors
FW Series
IP67 5.0 mm pitch waterproof connector
The FW Series is an IP67 compact waterproof connector with a 5.0 mm pitch. It is the industry’s smallest compact and low-profile waterproof connector with a 5.0 mm pitch.
Key Features
- Three-point contact by identical plug and receptacle terminals ensures stable contact at all times
- Identical plug and receptacle crimp terminals enable shared use of the crimp applicator
- Reliable design with an effective mating length of 1.5 mm
- Built-in cable seal and seal ring
FWS Series
IP67 2.0 mm pitch, small-size, waterproof connector
The FWS Series is a IP67-compliant compact waterproof connector with a 2.0 mm pitch. It is the industry’s smallest compact and low-profile waterproof connector with a 2.0 mm pitch.
Key Features
- Four-point contact by hermaphroditic terminals ensures stable contact at all times
- FWSP0A/1A housing is available in three colors: Natural (White), Red, and Black
- Cable seals are available in two colors, Blue and Orange, depending on the outer diameter of the cable coating
- Built-in cable seal and seal ring
FWSA Series
2.0mm Pitch IP67 Waterproof Drawer Connector
The FWSA Series is a 2.0 mm pitch, IP67-compliant waterproof drawer connector. A drawer mechanism holds a stable connection where misalignment during mating is likely: the guide absorbs mating errors of ±1.5 mm in the XY directions, and the screw fastening on the cable-side connector adjusts a further ±1.0 mm. Compatible cable is AWG#26.
Key Features
- IP67 protection rating, the waterproof and dustproof performance standard for electronic equipment.
- Suited to outdoor use, with a drawer mechanism that maintains stable connections even where misalignment during mating is likely.
- Built-in cable seal and seal ring.
- Guide mechanism which absorbs mating errors of ±1.5 mm in the XY directions.
- The screw fastening mechanism on the cable-side connector allows adjustment of up to ±1.0 mm in the XY directions.
- Highly reliable design with an effective mating length of 2.0 mm.
- Twin-leaf pinching 2-point contact structure prevents contact buckling, giving stable contact force and improved reliability.
SSL Series
0.5mm Pitch, Insulation-displacement connector (IDC)
Our SSL series is a 0.5 mm pitch micro coaxial cable connector. Its pressure welding connection ensures superior reliability and compactness.
Key Features
- Vertical and horizontal mating available
- Metal shell for noise reduction and product strength
- Mated Height: 1.4 mm; Mating Width: 6.08 mm (horizontal mating)
- Effective Mating Length: 0.5 mm
- Applicable cable : AWG#40
TMC Series
0.5 mm pitch connector for micro coaxial cables/Compatible with high-speed differential transmission/Horizontal and vertical mating type
The TMC Series is a 0.5 mm pitch connector for micro coaxial cables that supports high-speed differential transmission with a lock mechanism that enables easy mating/removal. The connection methods are horizontal and vertical mating. The compatible cables are AWG#36/38/40.
Key Features
- It is suitable for high-speed differential transmission (TMDS, LVDS)
- A metal shell is used to reduce noise and ensure product strength
- Multiple ground terminals are provided to improve the transmission and the EMS characteristics
- An effective mating length of 1.0 mm is secured
- Equipped with a lock mechanism that enables secure and easy mating and removal
- A straight type and a right angle type are available for the PCB side connector, so both horizontal mating and vertical mating are available
- Number of contacts: 51
TSL Series
0.55 mm Pitch, 32 Gbps High-Speed Transmission Next-Generation Harness
Our TSL Series is a harness that enables 32 Gbps high-speed differential transmission at 1,000 mm length. The connector design is optimized to achieve high-speed transmission over long wires for 5G, IoT, and AI.
Key Features
- Low loss and low skew in combination with new Ruota* high-performance coaxial cables
- 32 Gbps high-speed differential transmission at harness length 1,000 mm
- Mated Height: 3.25 mm; Mating Width: 10.68 mm (horizontal mating)
- Effective Mating Length: 0.5 mm
- Applicable cable : AWG#30/32/36
TSL-NM2 Series
0.55mm pitch high performance coaxial harness/non-magnetic type
The TSL-NM2 series is a 0.55mm pitch high-performance coaxial harness that is non-magnetic and low profile in response to further market needs beyond the conventional TSL series that enables high-speed differential transmission of up to 32Gbps.
It is not affected by magnetic fields and has a mating height of 2.17mm (horizontal mating).
Suitable cables are AWG#30/32/36.
Key Features
- It is compatible with high-speed differential transmission up to 32 Gbps
- In addition to achieving impedance control by adjusting the connector material, shape, and dimensions, the amount of attenuation has been improved by taking anti-resonance measures through the grounding method and by smoothing the transmission paths
- With the effective mating length, which affects contact reliability set at 0.5 mm, the attenuation amount has been improved by reducing the insert sink and optimizing the design of the stub length in relation to the transmission characteristics
- Noise reduction is further enhanced by the multiple ground mechanism and the structure that encloses the entire connector inside a metal shell cover
- By combining it with TOTOKU Corporation’s high-performance coaxial cable “RUOTA,” low loss and low skew are achieved
- It is non-magnetic and not affected by magnetic fields
- Features a locking structure that provides audible “click”
USL Series
0.4 mm Pitch, Insulation-displacement connector (IDC)
The USL series is a 0.4 mm pitch connector for micro coaxial cables (AWG#42). Bulk connection by pressure welding improves the connection reliability and makes the connector compact.
Key Features
- Improved connection reliability and compact size by pressure welding
- Contributes to the miniaturization of devices
- Mated Height: 1.0 mm; Mating width: 5.6 mm
- Effective Mating Length: 0.5 mm
- Applicable cable: AWG#42
USLS Series
Low Profile Stack Mating Type
Our USLS series is 0.4 mm pitch, stack mating type micro coaxial cable connector.
Key Features
- Compact connector with a low profile
- Easy stack mating
- Lead free due to insulation-displacement connector (IDC)
- Mated Height: 1.65 mm; Mating Width: 3.05 mm
- Effective Mating Length: 0.35 mm
- Applicable cable : AWG#42

Applications

Why KEL

Flexible Customization & Consultation

Renowned for industry-leading expertise in floating connectors, we can assist you through the entire process of creating custom solutions. We have many years of experience in connector peripheral development, design, and manufacturing.

Top-Quality Products Made in Japan

A fully automated production line for floating connectors is now in operation with a Class 100,000 cleanroom at our plant located in Japan’s Yamanashi Prefecture.

ISO & IATF Certified

We are ISO9001/14001 and IATF16949 certified and registered.

Custom Solutions

With technology cultivated over 60 years, we pursue miniature, reliable and high functionality

Transmission Simulation Data

Our development department can replicate similar customer conditions and provide you with accurate simulation data.

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Custom Harness Support

KEL develops custom-made harnesses to meet your specifications.

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0.4mm pitch micro coaxial cable connector/stack connection type

Applications

Automotive

Imaging

Medical

Industrial

Why KEL

Flexible Customization & Consultation

Top-Quality Products Made in Japan

ISO & IATF Certified

Custom Solutions

Transmission Simulation Data

Custom Harness Support