World's Largest  Probe Manufacturer

General Purpose Probe Catalog

IDI offers a large selection of probes designed for general-purpose test on bare boards, loaded printed-circuit boards, surface-mount assemblies and as individual components and other forms of test.  IF you do not find what you are looking for on our website, be sure and contact us, we have hundreds of additional probe designs and if we can not find an existing design that meets your requirements, we can always design a custom probe for you application.
Connector ProbesPDFCentersOALMax Travel
101602 Environmentally Sealed.175 (4.44).500 (12.70).100 (2.54)
101549 Environmentally Sealed.125 (3.18).650 (16.50).059 (1.50) each end
101679.050 (1.27)
.324 (8.23)
.046 (1.16)
PI-5328.050 (1.27).375 (9.53) 
PI-5329.075 (1.91).197 (5.00) 
PI-5327.075 (1.91).290 (7.37)
PI-5330.175 (4.45).290 (7.37) 
CG-2.5-6-SM.100 (2.54).335 (8.50).098 (2.50)
CP-2.5-4-SM.100 (2.54).185 (4.70).028 (0.71)
CS-2.5-4-TH.100 (2.54).283 (7.20).028 (0.71)
CG-2.5-4-TH.100 (2.54).295 (7.50).039 (1.00)
CP-2.5-4-TH.100 (2.54).283 (7.20).028 (0.71)
CS-2.5-6-SC.100 (2.54).413 (10.50).079 (2.00)
CG-2.5-4-SC.100 (2.54).295 (7.50).039 (1.00)
CP-2.5-4-SC.100 (2.54).283 (7.20).028 (0.71)
101438.080 (2.03).146 (3.71).039 (0.99)
101506.050 (1.27).170 (4.32).028 (0.71)
CS-2.5-6-SM.100 (2.54).315 (8.00).079 (2.00)
CS-2.5-4-SC.100 (2.54).283 (7.20).028 (0.71)
CG-2.5-4-SM.100 (2.54).197 (5.00).039 (1.00)
CP-2.5-6-SM.100 (2.54).315 (8.00).079 (2.00)
CG-2.5-6-SC.100 (2.54).433 (11.00).098 (2.50)
CP-2.5-6-SC.100 (2.54).413 (10.50).098 (2.50)
CG-2.5-6-TH.100 (2.54).433 (11.00).098 (2.50)
CP-2.5-6-TH.100 (2.54).413 (10.50).079 (2.00)
CS-2.5-6-TH.100 (2.54).413 (10.50).079 (2.00)
100803 .050 (1.27)

.373 (9.47)

.050 (1.27)

100410 .175 (4.45)
.395 (10.03)
.090 (2.29)
100891 .175 (4.45)
.355 (9.02)
.100 (2.54)
100606 .175 (4.45)
.513 (13.03)
.090 (2.29)
100671 .175 (4.45)
.173 (4.40)
.040 (1.02)
101050 .125 (3.18)
.325 (8.26)
.090 (2.29)
101119 .175 (4.45)
.675 (17.15)
.090 (2.295)
101190 .100 (2.54)
.316 (8.03)
.100 (2.54)
101247 .200 (5.08)
.706 (17.93)
.180 (4.57)
101402 .175 (4.45)
.400 (10.16)
.080 (2.03)
101628 .125 (3.18)
.432 (10.97)
.040 (1.02)
101294 .050 (1.27).228 (5.79).027 (0.51)
101582 .070 (1.78)
.100 (2.54)
.030 (0.76)
101111 .029 (0.75).120 (3.05).025 (0.64)
CS-2.5-4-SM.100 (2.54).185 (4.70).028 (0.71)
Lead FreePDFCentersOALMax Travel
ICT-100 Lead Free.100 (2.54)1.310 (33.27).250 (6.35)
ICT-075 Lead Free.075 (1.91)1.310 (33.27).250 (6.35)
ICT-50C Lead Free.050 (1.27)1.362 (34.59).250 (6.35)
ICT-50J Lead Free.050 (1.27)1.700 (43.18).250 (6.35)
Kelvin ProbesPDFCentersOALMax Travel
SK 3 .125 (3.18)

1.080 (27.43)

.090 (2.28)
SK-5 .187 (4.75)1.671 (42.44).170 (4.32)
Coaxial ProbesPDFCentersImpedenceFeatures
101097 .200 (5.08)50ΩDouble Ended with Shielding Plungers
100780 .100 (2.54)50 ΩSingle Ended with Shielding Plunger and Cable
100445 / 100746.200 (5.08)50 ΩSingle Ended with Shielding Plunger and Cable
100563 .300 (7.62)50 ΩSingle Ended with Shielding Plunger and SMB Connector
100559 / 100910.300 (7.62)50 Ω Single Ended with Shielding Plunger and SMB Connector
100546 .100 (2.54)50 ΩDouble Ended with Shielding Plungers
100547 .070. (1.78)50 ΩDouble Ended with Cable
100526 .150 (3.81)50 ΩSingle Ended with Cable
100999 .200 (5.08)
50 ΩNon-Rotating Shielding Plunger with Cable
Switch ProbesPDFCentersOALMax TravelTravel To Switch
SW-4 .156 (3.96)1.930 (49.02).160 (4.06).107 (2.72)
SW-5 .187 (4.75)2.760 (70.10).190 (4.83).030 (0.76)
SW-3.125 (3.18)1.830 (46.48).295 (7.49).025 (0,64)
Double Ended ProbesPDFCentersOALMax Travel
DE 50 .050 (1.27).520 (13.21).080 (2.03)
DE 100 .100 (2.54).520 (13.21).080 (2.03)
100785 .050 (1.27).422 (10.72).060 (1.52)
100938 .026 (0.65).255 (5.72).097 (0.38)
High Current ProbesPDFCentersOALMax TravelFeatures
SH 100 .100 (2.54)1.310 (33.27).250 (6.35)15 amps
SH 3 .125 (3.18)1.310 (33.27).250 (6.35)27 amps
SH 4 .156 (3.96)1.330 (33.78).250 (6.35)32 amps
SH 5 .187 (4.75)1.420 (36.07).250 (6.35)39 amps
SHE 3 .125 (3.18)1.310 (33.27).250 (6.35)14 amps
SHE 4 .156 (3.96)1.330 (33.78).250 (6.35)21 amps
SHE 5 .187 (4.75)1.420 (36.07).250 (6.35)23 amps
SHE 100 .100 (2.54)1.310 (33.27).250 (6.35)8 amps
RotatorsPDFCentersOALMax Travel
S-100 Rotator.100 (2.54)1.310 (33.27).250 (6.35)
S-075 Rotator.075 (1.91)1.310 (33.27).225 (5.72)
S-50J Rotator.050 (1.27)1.702 (43.23).250 (6.35)
S-50C Rotator.050 (1.27)1.362 (34.59).250 (6.35)
ICT ProbePDFCentersOALMax Travel
ICT-100 & S-100 .100 (2,54)1.310 (33,27).250 (6,35)
ICT-075 & S-075 .075 (1.91)1.310 (33.27).250 (6.35)
ICT-50J & S-50J .050 (1.27)1.700 (43.18).250 (6.35)
ICT-50C & S-50C .050 (1,27)1.362 (35,59).250 (6,35)
Series ICT, Size L100 .100 (2.54)1.460 (37.08).400 (10.16)
Series ICT, Size L075.075 (1.91)1.460 (37.08).400 (10.16)
ICT-100 Lead Free.100 (2.54)1.310 (33.27).250 (6.35)
ICT-075 Lead Free.075 (1.91)1.310 (33.27).250 (6.35)
ICT-50C Lead Free.050 (1.27)1.362 (34.59).250 (6.35)
ICT-50J Lead Free.050 (1.27)1.700 (43.18).250 (6.35)
MicroSeries Fine Pitch ProbesPDFCentersOALMax Travel
Penta 0 .010 (0.25).590 (14.90).050 (1.27)
Quad 00 .020 (0.51).740 (18.80).100 (2.54)
Quad 0 .020 (0.51).900 (22.86).100 (2.54)
Thermocouple ProbesPDFCentersOALTemp Range
100895 .156 (3.96).545 (13.84)220°F to 350°F
Interface Probes and PinsPDFCentersOALMax Travel
PI-5328.050 (1.27).375 (9.53) 
PI-5329.075 (1.91).197 (5.00) 
PI-5327.075 (1.91).290 (7.37)
PI-5330.175 (4.45).290 (7.37) 
SGR 2 GR.100 (2.54).855 (21.72).125 (3.18)
SGR 2 G8.100 (2.54).880 (22.35).250 (6.35)
S 100 HP.100 (2.54)1.310 (33.27).250 (6.35)
PI 301 .075 (1.91).693 (17.60) 
PI 410 .100 (2.54).693 (17.60) 
PI 137 .075 (1.91).875 (22.23) 
Wireless ReceptaclesPDFCentersOALMax Travel
R-SS/SS.100 (2.54).620 (15.75)
R-100 Wireless Receptacle.100 (2.54)1.655 (42.04).100 (2.54)
R-075 Wireless Receptacle.075 (1.91)1.655 (42.04).100 (2.54)
R-100/SS.100 (2.54)1.290 (32.77)
R-50C Wireless Receptacle.050 (1.27)1.655 (42.04).100 (2.54)
Test Socket ProbesPDFOAL
mm (inches)
Max Travel
mm (inches)
BandwidthPitch/Centers
mm (inches)
1017953.30 (.130)0.38 (.015)> 20 GHz0.40 (.016)
1017855.94 (.234)0.29 (0.74)> 10 GHz0.80 (.031)
623-03263.30 (.130)0.38 (.015)> 20 GHz0.50 (.020)
100785 10.72 (.422)1.52 (0.60)> 16.2 GHz1.27 (.050)
100938 5.72 (.225)0.38 (.097)> 2.4 GHz0.65 (.026)
101267 3.30 (.130)0.38 (.015)> 20 GHz0.50 (.020)
101303 3.30 (.130)0.38 (.015)> 20 GHz0.40 (.016)
623-0286 3.30 (.130)0.50 (.020)> 17.5 GHz0.40 (.016)
623-0334 3.80 (.149)0.50 (.020)> 15.4 GHz0.40 (.016)
200-000940 4.75 (.187)0.70 (.028)> 20 GHz0.40 (.016)
623-0248 5.44 (.214)0.60 (.024)> 13.2 GHz0.40 (.016)
623-0249 2.87 (.113)0.38 (.015)> 20GHz0.50 (.020)
623-0290 5.16 (.203)0.60 (.024)> 9.6 GHz0.50 (.020)
101245 5.74 (.226)0.48 (.019)> 14.6 GHz0.50 (.020)
623-0047 5.99 (.236).070 (0.28)> 20 GHz0.50 (.020)
623-0303 3.70 (.145)0.60 (.024)> 20 GHz0.65 (.026)
623-0270 2.65 (.104)0.50 (.020)> 20 GHz0.80 (.031)
623-0271 2.65 (.104)0.50 (.020)> 20 GHz0.80 (.031)
623-0195 4.84 (.190)0.80 (.031)> 20 GHz0.80 (.031)
623-0117 4.75 (.187)0.85 (.033)> 20 GHz1.00 (.039)
101312 7.37 (.290)1.02 (0.40)> 10 GHz1.00 (.039)
1015005.74 (.226)
6.74 (.266)
0.33 (.013) 0.50 (.020)
General Purpose ProbesPDFCentersOALMax Travel
Series SS, Size 30 .039 (0.99).610 (15.49).100 (2.54)
Series S, Size 00 .039 (0.99).660 (16.76).090 (2.29)
Series SS, Size 40 .039 (0.99).620 (15.75).050 (1.27)
Series SS, Size 50 .050 (1.27).610 (15.49).070 (1.78)
Series S, Size 1 .075 (1.91).670 (17.02).100 (2.54)
Series SS, Size 75 .075 (1.91).620 (15.75).050 (1.27)
SS .100 (2.54).345 (8.76).050 (1.27)
Series S, Size 2 .100 (2.54).970 (24.64).160 (4.06)
Series S, Size 3 .125 (3.18)1.310 (33.27).250 (6.35)
Series S, Size 4 .156 (3.96)1.330 (33.76).250 (6.35)
Series S, Size 5 .187 (4.75)1.420 (36.07).250 (6.35)
GSS .100 (2.54).345 (8.76)
.050 (1.27)
Series S, Size 0 .050 (1.27).660 (16.76).100 (2.54)
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