Probe Specifications

All dimensions in inches (mm.)

Maximum Plunger Travel:
Recommended Working Travel:
Mechanical Life (cycles):
Operating Temperature:
Current Rating:
Average Resistance:
.250 (6,35)
.166 (4,22)
-55 degrees C to + 105 degrees C
3 amps, static conditions
50 mOHMS

Spring Pressure in oz. (gram)


at Working Travel
at Working Travel
1.1 oz. (31g)
3.8 oz. (108g)
2.4 oz.. (68g)
6.3 oz. (179 g)
When ordering, please specify tip style and spring pressure. For example, "IP54A" is an "A" tip with a light spring pressure. For a heavier spring pressure, add -1 to the model number, ie., IP54A-1

Materials and Finishes


Hardened Beryllium Copper, Gold plated over Nickel: except B, K, & N tips which are Tool Steel
Work-hardened Phosphor Bronze, Gold plated (I.D. & O. D.) over Nickel plate
Light: Beryllium Copper, Silver plated
Heavy: Music Wire, Silver plated

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