2.54mm Pitch Male Pin Header Connector One Row 4 plastics Straight PH51X1XSTXXAU1-4P-XXX

Material:
Housing: PBT UL94V-0
Contacts: Brass
Plating: Gold plated: 0.8u" over 50u" nickel
Electrical Characteristics:
Current Rating: 3 AMP
Insulator Resistance: 1000M Ohm min. 
Contact Resistance: 20m Ohm max. 
Withstanding Voltage:AC 500V/Minute
Operating Temperature: -45ºC~+105ºC