This is a 4-pin female single connector 2.54mm pitch on a 20cm cable assembly.
Specifications:
Type: KF2510 MOLEX KK-254
Pitch: 2.54mm
Length: 200mm
Poles: 2-6
Wire Range: AWG 28-22
Printed Board thickness: 1.6mm
Voltage Rating: 250V AC/DC
Current Rating: 3A AC/DC
Working Temperature: -25~ +85°C
Withstand Voltage: 100V/min.
Contact Resistance: < 0.01 Ω
Insulation Resistance: >1000 Ω
Material:
Housing: Nylon 66 UL94V-O
Pin: Brass
Terminal: phosphor bronze
Wire: AWG 22 termination one end - cut, stripped and tinned 1/8”.
Also available in 2-Pin, 3-Pin, 4-Pin, 5-Pin and 6-Pin assemblies.