High-Current Contact Probes
F735 High-current Probe
F735 is a high-current probe series in the EMSGLOB range. It suits a minimum pitch of 5.00 mm / 197 mil, measures 43.1 mm in total length and offers 4.4 mm of working travel.
On the electrical side you get a rated current of 12 A, a typical resistance of 5 mΩ and an operating range of -45 °C to +200 °C. It is ordered as part number HCF73512B400G500. The plunger is beryllium copper with gold plating, and the barrel is brass with gold plating.

Specifications
| Structure | Basic Contact Probe |
|---|---|
| Pitch | 5.00 mm / 197 mil |
| Operating temperature | -45 °C to +200 °C |
| Total length | 43.1 mm |
| Protrusion height | 10.8 mm |
| Barrel diameter | 3.5 mm |
| Tip style diameter | 4 mm |
| Press ring diameter | 4 mm |
| Collar diameter | 4 mm |
| Tip style | 12 |
| Plunger material | Beryllium copper |
| Plunger plating | Gold |
| Barrel material | Brass |
| Barrel plating | Gold |
| Spring material | High-grade steel |
| Spring plating | Uncoated |
| Preload | 150 cN |
| Spring force | 500 cN |
| Nominal travel | 4.4 mm |
| Maximum travel | 5.5 mm |
| Pointing accuracy | ± 0.1 mm |
| Continuous current | 12 A |
| Typical contact resistance | 5 mΩ |
| Thread | M3 |
| Tool size | 3.5 mm |
Values as listed for this series. Confirm the exact data for your part number with your quotation.
Applications
- Power electronics and inverter testing
- Battery cell, module and pack contacting
- Testing of plug connectors and charging interfaces
- End-of-line and burn-in stations that need high continuous current

Part numbers (1)
| Part number |
|---|
| HCF73512B400G500 |
FAQ
What pitch and length is F735?
F735 has a pitch of 5.00 mm / 197 mil, total length of 43.1 mm and protrusion height of 10.8 mm. The full dimension list is in the specification table on this page.
How much current can F735 carry?
The rated continuous current is 12 A, with a typical resistance of 5 mΩ.
What temperature range is F735 rated for?
F735 is specified for -45 °C to +200 °C.
How do I get a price or sample for F735?
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 high-current contact probes
Enquire / Request a quote
Tell us the F735 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.