DB9 9Pin Serial to Wiring Terminal Blocks Male DR9 Adapter Converter Breakout Board Connector 9 Pin 2-row With Case buy it!
$1.00-$1.30
Quick connect universal plug-in pluggable plastic wire electrical screw connector barrier strip terminal block buy it!
$0.60-$0.68
Plastic Wire connector PE material high quality black U Terminal block 12ways for low voltage equipment terminal strip buy it!
$0.13
5.08 pitch 2 3 4 5 ~16 way plug in male female electrical brass terminal block for wire connector buy it!
$0.20-$0.50
3.5mm gaozheng 15EDGKNH-3.5 Wire Connector Terminal Block
$0.90-$1.80