Battery & Charging Contacts
FK-663 Battery Contact
FK-663 is a battery contact series in the EMSGLOB range. It works at a pitch down to 2 mm / 79 mil, is 9 mm long overall and offers 0.7 mm of working travel.
Electrically it is specified for a rated current of 2 A, a typical resistance of 20 mΩ and an operating range of -25 °C to +85 °C. It is ordered as part number FK-663.

Specifications
| Minimum pitch | 2 mm / 79 mil |
|---|---|
| Total length | 9 mm |
| Installation height | 5.6 mm |
| Rated travel | 0.7 mm |
| Max. travel | 1.4 mm |
| Rated current | 2 A |
| Typical resistance | 20 mΩ |
| Operating temperature | -25 °C to +85 °C |
Values as listed for this series. Confirm the exact data for your part number with your quotation.
Applications
- Charging and power interfaces of portable and mobile devices
- Contacting battery cells in test environments
- Docking stations and cradles
- Positive and negative terminal contacts

Part numbers (1)
| Part number | Tip / head style | Head Ø (mm) | Spring force (N) |
|---|---|---|---|
| FK-663 | Lens head shape (code 35) | 1.07 | 0.85 |
Tip and head styles

FAQ
What pitch and length is FK-663?
FK-663 has a minimum pitch of 2 mm / 79 mil, total length of 9 mm and installation height of 5.6 mm. The full dimension list is in the specification table on this page.
How much current can FK-663 carry?
The rated continuous current is 2 A, with a typical resistance of 20 mΩ.
What temperature range is FK-663 rated for?
FK-663 is specified for -25 °C to +85 °C.
How do I get a price or sample for FK-663?
Send the part number, quantity and your application to sales@emsglob.com or call +91-7383235369, or use the enquiry form on the contact page. Prices are quoted per enquiry.
More battery & charging contacts
Enquire / Request a quote
Tell us the FK-663 part number, the quantity and your pitch, travel and current requirements, and the EMSGLOB team will reply with availability and a quotation. Drawings in STEP, IGES, PDF, DWG, DXF or ZIP are welcome.