ICT/FCT Spring Test Probes · F723, F733, F734, F735, F737
F733 ICT/FCT Test Probe
F733 is an ICT/FCT test probe series in the EMSGLOB range, listed under F723, F733, F734, F735, F737. It suits a minimum pitch of 4.00 mm / 157 mil, has an overall length of 28.3 mm and offers 4 mm of working travel.
Its datasheet values are a rated current of 10 A and a typical resistance of 10 – 25 mΩ. There are 57 catalogue part numbers in this series, covering 16 tip or head styles such as 05, 06, Serrated stepped, 07. The barrel is brass with gold plating.
Specifications
| Structure | Basic Contact Probe |
|---|---|
| Pitch | 4.00 mm / 157 mil |
| Total length | 28.3 mm |
| Protrusion height | 10.3 mm |
| Barrel diameter | 2.65 mm |
| Press ring diameter | 3.6 mm |
| Collar diameter | 3.6 mm |
| Barrel material | Brass |
| Barrel plating | Gold |
| Nominal travel | 4 mm |
| Maximum travel | 5 mm |
| Pointing accuracy | ± 0.1 mm |
| Continuous current | 10 A |
| Thread | M2 |
| Tool size | 3.0 mm |
| Tip style diameter (range) | 0.64 – 4 mm |
| Preload (range) | 50 – 80 cN |
| Spring force (range) | 150 – 600 cN |
| Typical contact resistance (range) | 10 – 25 mΩ |
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 (57)
| Part number | Tip style | Tip style diameter | Spring force | Preload | Plunger material | Plunger plating |
|---|---|---|---|---|---|---|
| F73305B230G150 | 05 | 2.3 mm | 150 cN | 50 cN | Beryllium copper | Gold |
| F73305B230G300 | 05 | 2.3 mm | 300 cN | 80 cN | Beryllium copper | Gold |
| F73305B300G300 | 05 | 3 mm | 300 cN | 80 cN | Beryllium copper | Gold |
| F73306B160G150 | 06 | 1.6 mm | 150 cN | 50 cN | Beryllium copper | Gold |
| F73306B160G300 | 06 | 1.6 mm | 300 cN | 80 cN | Beryllium copper | Gold |
| F73306B230G150 | 06 | 2.3 mm | 150 cN | 50 cN | Beryllium copper | Gold |
| F73306B230G300 | 06 | 2.3 mm | 300 cN | 80 cN | Beryllium copper | Gold |
| F73306B230G600 | 06 | 2.3 mm | 600 cN | 70 cN | Beryllium copper | Gold |
| F73306B250G150 | 06 | 2.5 mm | 150 cN | 50 cN | Beryllium copper | Gold |
| F73306B250G300 | 06 | 2.5 mm | 300 cN | 80 cN | Beryllium copper | Gold |
| F73306B300G150 | 06 | 3 mm | 150 cN | 50 cN | Beryllium copper | Gold |
| F73306B300G150H | 06 – Serrated stepped | 3 mm | 150 cN | 50 cN | Beryllium copper | Gold |
| F73306B300G300 | 06 | 3 mm | 300 cN | 80 cN | Beryllium copper | Gold |
| F73306B350G150 | 06 | 3.5 mm | 150 cN | 50 cN | Beryllium copper | Gold |
| F73306B350G300 | 06 | 3.5 mm | 300 cN | 80 cN | Beryllium copper | Gold |
| F73306B400G150 | 06 | 4 mm | 150 cN | 50 cN | Beryllium copper | Gold |
| F73306B400G300 | 06 | 4 mm | 300 cN | 80 cN | Beryllium copper | Gold |
| F73306S230L300 | 06 | 2.3 mm | 300 cN | 80 cN | Steel | Longtime Gold |
| F73307S230L150 | 07 | 2.3 mm | 150 cN | 50 cN | Steel | Longtime Gold |
| F73307S230L300 | 07 | 2.3 mm | 300 cN | 80 cN | Steel | Longtime Gold |
| F73307S300L150 | 07 | 3 mm | 150 cN | 50 cN | Steel | Longtime Gold |
| F73307S300L300 | 07 | 3 mm | 300 cN | 80 cN | Steel | Longtime Gold |
| F73309S230L300 | 09 | 2.3 mm | 300 cN | 80 cN | Steel | Longtime Gold |
| F73311B064G150 | 11 | 0.64 mm | 150 cN | 50 cN | Beryllium copper | Gold |
| F73311B064G300 | 11 – Spherical | 0.64 mm | 300 cN | 80 cN | Beryllium copper | Gold |
| F73311B080G150 | 11 | 0.8 mm | 150 cN | 50 cN | Beryllium copper | Gold |
| F73311B080G300 | 11 | 0.8 mm | 300 cN | 80 cN | Beryllium copper | Gold |
| F73311B100G150 | 11 | 1 mm | 150 cN | 50 cN | Beryllium copper | Gold |
| F73311B140G150 | 11 | 1.4 mm | 150 cN | 50 cN | Beryllium copper | Gold |
| F73311B140G300 | 11 | 1.4 mm | 300 cN | 80 cN | Beryllium copper | Gold |
| F73311B180G150 | 11 | 1.8 mm | 150 cN | 50 cN | Beryllium copper | Gold |
| F73311B180G300 | 11 | 1.8 mm | 300 cN | 80 cN | Beryllium copper | Gold |
| F73312B230G150 | 12 | 2.3 mm | 150 cN | 50 cN | Beryllium copper | Gold |
| F73312B230G150H | 12 – Spherical stepped | 2.3 mm | 150 cN | 50 cN | Beryllium copper | Gold |
| F73312B230G300 | 12 | 2.3 mm | 300 cN | 80 cN | Beryllium copper | Gold |
| F73312B230G600 | 12 | 2.3 mm | 600 cN | 70 cN | Beryllium copper | Gold |
| F73312B300G150 | 12 | 3 mm | 150 cN | 50 cN | Beryllium copper | Gold |
| F73312B300G300 | 12 | 3 mm | 300 cN | 80 cN | Beryllium copper | Gold |
| F73314S230L150 | 14 | 2.3 mm | 150 cN | 50 cN | Steel | Longtime Gold |
| F73315B230G300 | 15 | 2.3 mm | 300 cN | 80 cN | Beryllium copper | Gold |
| F73315B300G150 | 15 | 3 mm | 150 cN | 50 cN | Beryllium copper | Gold |
| F73316B080G150 | 16 | 0.8 mm | 150 cN | 50 cN | Beryllium copper | Gold |
| F73316B080G300 | 16 | 0.8 mm | 300 cN | 80 cN | Beryllium copper | Gold |
| F73316B100G150 | 16 | 1 mm | 150 cN | 50 cN | Beryllium copper | Gold |
| F73316B100G300 | 16 | 1 mm | 300 cN | 80 cN | Beryllium copper | Gold |
| F73316B140G150 | 16 | 1.4 mm | 150 cN | 50 cN | Beryllium copper | Gold |
| F73316B140G300 | 16 | 1.4 mm | 300 cN | 80 cN | Beryllium copper | Gold |
| F73316B180G150 | 16 | 1.8 mm | 150 cN | 50 cN | Beryllium copper | Gold |
| F73316B180G300 | 16 | 1.8 mm | 300 cN | 80 cN | Beryllium copper | Gold |
| F73317B230G150 | 17 | 2.3 mm | 150 cN | 50 cN | Beryllium copper | Gold |
| F73317B230G300 | 17 | 2.3 mm | 300 cN | 80 cN | Beryllium copper | Gold |
| F73317B300G150 | 17 | 3 mm | 150 cN | 50 cN | Beryllium copper | Gold |
| F73317B300G300 | 17 | 3 mm | 300 cN | 80 cN | Beryllium copper | Gold |
| F73318B180G150 | 18 | 1.8 mm | 150 cN | 60 cN | Beryllium copper | Gold |
| F73328B230G300 | 28 | 2.3 mm | 300 cN | 80 cN | Beryllium copper | Gold |
| F73339B180G150 | 39 | 1.8 mm | 150 cN | 50 cN | Beryllium copper | Gold |
| F73339B180G300 | 39 | 1.8 mm | 300 cN | 80 cN | Beryllium copper | Gold |
FAQ
What pitch and length is F733?
F733 has a pitch of 4.00 mm / 157 mil, total length of 28.3 mm and protrusion height of 10.3 mm. The full dimension list is in the specification table on this page.
How much current can F733 carry?
The rated continuous current is 10 A, with a typical resistance of 10 – 25 mΩ.
Which part numbers and tip styles are available for F733?
57 part numbers are listed, for example F73305B230G150, F73305B230G300, F73305B300G300. Tip or head styles include 05, 06, Serrated stepped, 07, 09, 11. The table on this page lists every part number with its tip and spring data.
How do I get a price or sample for F733?
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 F733 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.