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Contact Probes

Contact probes are a type of pin-shaped probe used for continuity testing of electronic circuits. They are composed of a plunger (movable part), barrel (body) and spring. They are often used at sites requiring continuity in tens to hundreds of circuits in ICs, electronic parts and other semiconductor devices and circuit boards. The plungers that form the tip of a contact probe come in various designs such as needle, flat and spherical (SR). They include gold-plated models with superior conductivity, and palladium alloy models not requiring plating. Selecting the right plunger tip shape is important when selecting a contact probe. And since the plunger conveys an electrical signal just by making contact with the test point, the selection of factors such as contact resistance, spring force, stroke and size (diameter and length) is also important. When a contact probe needs to be replaced due to tip wear, it can be replaced just by removing the old probe and inserting a new one.
Days to Ship
  • All
  • 12 Day(s) or Less
  1. 1
Brand
Product Series
CAD
Days to Ship
_Type
Mounting Pitch(mm)
Stroke (Range)(mm)
Spring Pressure [2/3 Stroke] (Range)(gf)
Plunger Outer Diameter(mm)
Allowable Current(A)
_Plunger Material
Receptacle Outermost Diameter (Range)(mm)
Barrel / Receptacle Outer Diameter (Range)(mm)
Barrel / Receptacle Length (Range)(mm)
Tip Shape
Plunger Tip Shape
Plunger Surface Treatment
Barrel/Receptacle Material

    Probe SB series

    Brand

    SEIKEN

    Product Series

    Probe SB series

    CAD
    • 2D
    Days to Ship 12 Day(s) or more
    _TypeOne-Sided Probe / Receptacle
    Mounting Pitch(mm)0.5
    Stroke (Range)(mm)1.1~2.6
    Spring Pressure [2/3 Stroke] (Range)(gf)30.1~50.0
    Plunger Outer Diameter(mm)~0.30
    Allowable Current(A)1
    _Plunger MaterialCopper Alloy
    Receptacle Outermost Diameter (Range)(mm)~1.00
    Barrel / Receptacle Outer Diameter (Range)(mm)~1.00
    Barrel / Receptacle Length (Range)(mm)5.1~10.0 / 10.1~15.0
    Tip ShapePin
    Plunger Tip ShapeFlat
    Plunger Surface TreatmentNickel Plating Base, Gold Plating
    Barrel/Receptacle MaterialCopper Alloy

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