A loose 2.5mm connection is a short circuit you haven't had yet. This blue heatshrink tube wraps over your joint and locks it down with heat. Flame-resistant polyolefin, rated to UL224 E180908 at 125°C, shrinks to 50% of its original size and stays there. The blue finish keeps your wiring colour-coded and easy to follow through a panel or under a bench. Heat gun, hairdryer, or gas burner — all get the job done in seconds
| brand | JAYCAR |
| diameter_mm | 2.5 |
| colour | Blue |
| material | Flame-resistant polyolefin |
| shrink_ratio | 50% |
| ul_rating | UL224 E180908 125°C |
| category | Electronics & Components |
| subcategory | Cables & Connectors |