ICT/FCT Spring Test Probes
Series 42 ICT/FCT Test Probe
Series 42 is an ICT/FCT test probe series in the EMSGLOB range. It is laid out for 2.54 mm / 100 mil centre spacing, is 35.5 mm long overall and offers 5.3 mm of working travel.
Electrically it is specified for a rated current of 3 A, a typical resistance of 20 mΩ and an operating range of -55 °C to +120 °C. There are 9 catalogue part numbers in this series, covering 5 tip or head styles such as 4-pronged crown, self-cleaning (Steel), Sharp tip (Steel), Triangular pyramid 30°, Serrated head. Matching receptacle / compatible series: S 30.

Specifications
| Minimum pitch | 2.54 mm / 100 mil |
|---|---|
| Total length | 35.5 mm |
| Installation height | 13 mm |
| Rated travel | 5.3 mm |
| Max. travel | 8 mm |
| Rated current | 3 A |
| Typical resistance | 20 mΩ |
| Operating temperature | -55 °C to +120 °C |
| Compatible with | S 30 |
Values as listed for this series. Confirm the exact data for your part number with your quotation.
Applications
- In-circuit testing (ICT) of assembled PCBs
- Functional testing (FCT) of modules and finished boards
- Bed-of-nails test fixtures and adapters
- Contacting pads, vias, pins and wire-wrap posts
- Threaded, push-back and anti-rotation designs for special fixture layouts

Part numbers (9)
| Part number | Tip / head style | Head Ø (mm) | Spring force (N) |
|---|---|---|---|
| 42.08.13.15 | Serrated head (code 08) | 1.3 | 1.5 |
| 42.08.13.30 | Serrated head (code 08) | 1.3 | 3 |
| 42.10.13.15 | Triangular pyramid 30° (code 10) | 1.3 | 1.5 |
| 42.10.18.15 | Triangular pyramid 30° (code 10) | 1.8 | 1.5 |
| 42.102.07.30 | Sharp tip (Steel) (code 102) | 0.7 | 3 |
| 42.103.13.15 | Flat head (Steel) (code 103) | 1.3 | 1.5 |
| 42.103.13.30 | Flat head (Steel) (code 103) | 1.3 | 3 |
| 42.146.13.15 | 4-pronged crown, self-cleaning (Steel) (code 146) | 1.3 | 1.5 |
| 42.146.13.30 | 4-pronged crown, self-cleaning (Steel) (code 146) | 1.3 | 3 |
Tip and head styles





FAQ
What pitch and length is Series 42?
Series 42 has a minimum pitch of 2.54 mm / 100 mil, total length of 35.5 mm and installation height of 13 mm. The full dimension list is in the specification table on this page.
How much current can Series 42 carry?
The rated continuous current is 3 A, with a typical resistance of 20 mΩ.
Which part numbers and tip styles are available for Series 42?
9 part numbers are listed, for example 42.08.13.15, 42.08.13.30, 42.10.13.15. Tip or head styles include 4-pronged crown, self-cleaning (Steel), Sharp tip (Steel), Triangular pyramid 30°, Serrated head, Flat head (Steel). The table on this page lists every part number with its tip and spring data.
Which receptacle or series fits Series 42?
Series 42 is listed as compatible with S 30.
How do I get a price or sample for Series 42?
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 ict/fct spring test probes
Enquire / Request a quote
Tell us the Series 42 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.