OSPH-25 (Center Pitch: 34.0mm/1339mil)

OSPH-25 (Center Pitch: 34.0mm/1339mil)

  • High current
  • Rated Current: 600A
  • Full Travel: 6.0mm
  • Recommended Travel: 4.6mm
  • Spring Force @ Recommended Travel: 5,650gf

Test Probe(mm)

OSPH-25-E (Center Pitch: 34mm/1339mil)

Tip Styles(mm)

F (total length: 56.5 mm)

E (total length: 58.5 mm)

Mechanical Specification

Maximum stroke 6.0mm
Recommended stroke 4.6mm
Spring pressure at the recommended stroke 5650gf

Materials and Plating

Plunger Alloy, HDA Alloy plated
barrel Brass, insulation coating
spring Stainless Steel, insulation coating
nut Brass, Silver plated

Electrical Specification

Rated current 600A
Intrinsic resistance <0.1mΩ


Standard specifications -40 to + 180 ℃

Temperature Characteristics


Test Points 1:Tip of The Plunger

Test Points  2:Central Part of The Barrel

How to assemble

How to Set Up

How to Wire



Series name-tip shape

[Example] OSPH-25-E


When shipping, it will be shipped in the state of parts.
Plunger/barrel/spring/large nut/small nut x2
assembly/mounting method, wiring method, please see the detailed “How to assemble”.



※Specifications subject to change without notice.