Quadrios 22C468 Butt Connector with Heat Shrink, 2.5-4 mm², Fully Insulated, Black, 10-Pack

Quadrios 22C468 butt connectors deliver a waterproof, vibration-resistant splice with a 3:1 heat-shrink ratio and hot-melt adhesive—ideal for automotive, marine, and electrical installations where moisture and strain are a concern.

Overview

These fully insulated butt connectors accept 2.5–4 mm² (AWG 14–12) conductors and feature tinned copper barrels for reliable crimping. The polyolefin sleeve shrinks at >80°C, sealing the connection against moisture and providing strain relief.

What stands out

• Waterproof, moisture-proof seal with hot-melt adhesive lining
• 3:1 shrink ratio for a tight, durable fit
• Tinned copper construction resists corrosion
• Wide operating range: -55°C to +125°C
• Rated for up to 600 V and 37 A

Technical details

• Product type: Butt connector
• Insulation: Fully insulated, heat shrink
• Wire gauge: 2.5–4 mm² (AWG 14–12)
• Colour: Black
• Connector material: Tinned copper
• Insulation material: Polyolefin with hot-melt adhesive
• Shrink ratio: 3:1
• Shrink temperature: >80°C
• Operating temperature: -55°C to +125°C
• Dielectric strength: 1 kV
• Voltage rating (max): 600 V
• Current rating (max): 37 A
• Connection method: Crimp
• Quantity per pack: 10 pieces

Our verdict

A dependable waterproof splice solution for demanding environments—simple to install with a standard crimp tool and heat gun.