Spring Probe MiS Technologies Corporation has three kinds of spring probe. Please consider it. Part Number PG-CW-510-01 PG-WS-825-02 PG-NW-560-01 Dimensions (mm) Tip Shape Cup Crown Needle Probe Type Double Ended Single Ended Double Ended Operating Temperature -40℃~+150℃ -50℃~+150℃ -40℃~+150℃ Mechanical Properties Recommended Stroke 0.5mm 0.5mm 0.5mm Force(@Recommended Stroke) 32±5gf 60±10gf 26±5gf Mechanical Life(@Recommended Stroke) 100,000 times 150,000 times 100,000 times Electorical Properties Contact Resistance(Initial) Less than 100mΩ Less than 70mΩ Less than 100mΩ Current Rating 0.5A 1A 0.5A Material & Finish Plunger BeCu(Au plating) BeCu(Au plating) BeCu(Au plating) Barrel BS(Au plating) BS(Au plating) BS(Au plating) Spring SUS(Au plating) SUS(Au plating) SUS(Au plating) Unit Price 100pcs~ US$2.60 100pcs~ US$2.00 100pcs~ US$2.60 500pcs~ US$2.10 500pcs~ US$1.50 500pcs~ US$2.10 1,000pcs~ US$1.70 1,000pcs~ US$1.20 1,000pcs~ US$1.70 3,000pcs~ US$1.50 3,000pcs~ US$1.00 3,000pcs~ US$1.50 Minimum Order Quantity 100pcs 100pcs 100pcs