Jaycar 4mm Bullet Female Red Self-Sealing Quick Connectors – Pack of 8

You need a female end on that 4mm connection, and you want it sealed tight so moisture isn't eating the joint over the next six months. These red 4mm female bullet connectors do exactly that. The heat-sensitive gel floods the crimp when you shrink the sleeve – no squeezing sealant in by hand. Water out, corrosion out, connection stays solid. Eight per pack, and 11 styles available if your fit is different

• Red 4mm female bullet style for colour-coded wiring
• Self-sealing gel activates on heatshrink application
• Water and corrosion resistant crimp joint
• Good strain relief properties
• Pack of 8, part of an 11-style range