Floating Connectors

Floating Connectors

Absorbs tolerance and misalignment during mating, preventing defects such as cracks in the board. Our narrow pitch and multiple positions enable miniaturization of devices.

DT / DT-FS Series

DT / DT-FS Series

High-Speed Transmission
DY Series

DY Series

Compact and Versatile
DU Series

DU Series

Industry’s Top-Class Narrow Pitch
Pitch0.5 mm0.5 mm0.4 mm
No of contacts30, 40, 60, 80, 100, 120, 140, 160, 24030, 40, 50, 60, 80, 100, 120, 14080, 110, 120, 140, 200
Floating amount (XY direction)±0.5 mm
±1.0 mm for DT-FS
±0.5 mm±0.4 mm
Gbps(SATA)
Mating length1.5 mm
1.7 mm for horizontal connection
1.25 mm1.1 mm for stacking connection
Stack heights8 – 30 mm5 – 14 mm5mm, 7mm
Current rating0.4-0.5 A0.4 A per contact (Stacked Mating)
0.3 A per contact (Vertical Mating)
0.35-0.4 A
Contact Resistance80 mΩ max.80 mΩ max. (Stacked Mating)
100 mΩ max. (Vertical Mating)
100 mΩ max.
Withstand VoltageAC 200 V, 1 minuteAC 200 V, 1 minuteAC 200 V, 1 minute
Insulation ResistanceDC 250 V, 100 MΩ min.DC 250 V, 100 MΩ min.DC 250 V, 100 MΩ min.
Operating Temperature Range -40 °C to +105 °C-40°C to +85°C
*Heat resistant type for +105°C is available
-40°C to +105°C
Connection type (Stacking) 8-30mm5-14mm5mm, 7mm
Connection type (Vertical)
Connection type (Horizontal)

DT / DT-FS Series

DT / DT-FS Series

High-Speed Transmission

The DT series is a 0.5 mm floating amount connector that supports high-speed transmission equivalent to the SATA standard.

  • Supports SATA Rev. 3.0 high-speed transmission
  • 0.5 mm pitch floating in XY direction
  • Sixteen variations for stack height (8 – 30 mm)
  • Metal shell type is specially designed for ESD/EMC countermeasures
  • 1.5 mm effective mating length
  • Nine variations for number of positions (30 – 240)
  • Supports vertical, horizontal and stack mating

DY Series

DY Series

Compact and Versatile

The DY series has a narrow pitch of 0.5 mm and a floating amount of ±0.5 mm in the XY direction, which can help reduce the size of devices.

  • Ten variations for stack height (5 – 14 mm)
  • Eight variations for number of positions (30 – 140)
  • Heat resistant type for +105°C is available
  • 1.25 mm effective mating length

DU Series

DU Series

Industry’s Top-Class Narrow Pitch

The DU series has the industry’s smallest contact pitch of 0.4 mm while maintaining a floating amount of ±0.4 mm in the XY direction.

  • The floating amount is ±0.4 mm in the XY direction
  • Four variations for number of positions (80 – 200)
  • Heat resistant type for +105°C is available
  • 1.2 mm effective mating length

Why KEL

Flexible Customization & Consultation

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

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

ISO & IATF Certified

We are ISO9001/14001 and IATF16949 certified and registered.

Custom Solutions

Custom Solutions

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

Transmission Simulation

Transmission Simulation Data

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

Custom Harness Support

Custom Harness Support

KEL develops custom-made harnesses to meet your specifications.