High-Current Contact Probes · Battery Contacting
HCF348 High-current Probe
HCF348 is a high-current probe series in the EMSGLOB range, listed under Battery Contacting. It measures 52.1 mm in total length and offers 4.4 mm of working travel.
Electrically it is specified for a rated current of 100 A, a typical resistance of 5 mΩ and an operating range of -45 °C to +200 °C. There are 4 catalogue part numbers in this series, covering 2 tip or head styles such as 06, 12. The plunger is beryllium copper with gold plating, and the barrel is brass with silver plating.

Specifications
| Operating temperature | -45 °C to +200 °C |
|---|---|
| Total length | 52.1 mm |
| Barrel diameter | 5.8 mm |
| Tip style diameter | 6 mm |
| Press ring diameter | 6.4 mm |
| Collar diameter | 6.4 mm |
| Plunger material | Beryllium copper |
| Plunger plating | Gold |
| Barrel material | Brass |
| Barrel plating | Silver |
| Nominal travel | 4.4 mm |
| Maximum travel | 5.5 mm |
| Continuous current | 100 A |
| Typical contact resistance | 5 mΩ |
| Thread | M5 |
| Protrusion height (range) | 8.5 – 10.5 mm |
| Preload (range) | 400 – 830 cN |
| Spring force (range) | 700 – 1500 cN |
| Tool size | 6 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 (4)
| Part number | Tip style | Spring force | Preload | Protrusion height | Spring plating | Pitch |
|---|---|---|---|---|---|---|
| HCF34806B600G1400A | 06 | 1400 cN | 500 cN | 10.5 mm | Uncoated | 7.60 mm / 300 mil |
| HCF34806B600G700A | 06 | 700 cN | 400 cN | 8.5 mm | Gold | 7.60 mm / 300 mil |
| HCF34812A600U1500A | 12 | 1500 cN | 830 cN | 8.5 mm | Gold | 6.60 mm / 260 mil |
| HCF34812A600U700A | 12 | 700 cN | 400 cN | 8.5 mm | Gold | 7.60 mm / 300 mil |
FAQ
What pitch and length is HCF348?
HCF348 has a total length of 52.1 mm and protrusion height of 8.5 – 10.5 mm. The full dimension list is in the specification table on this page.
How much current can HCF348 carry?
The rated continuous current is 100 A, with a typical resistance of 5 mΩ.
Which part numbers and tip styles are available for HCF348?
4 part numbers are listed, for example HCF34806B600G1400A, HCF34806B600G700A, HCF34812A600U1500A. Tip or head styles include 06, 12. The table on this page lists every part number with its tip and spring data.
What temperature range is HCF348 rated for?
HCF348 is specified for -45 °C to +200 °C.
How do I get a price or sample for HCF348?
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 HCF348 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.