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🔧 Seal it tight, seal it right — the pro’s choice for lasting connections!
ELECFUN’s 3/4 inch marine grade heat shrink tubing offers an industry-leading 3:1 shrink ratio, dual-wall waterproof protection, and adhesive lining that activates between 80-125°C for a secure, corrosion-resistant seal. Supplied as an 8-foot roll split evenly in black and red, it’s UL-listed and certified to meet top global safety standards, making it ideal for marine, automotive, and industrial wiring applications.













| ASIN | B08SPZVRYZ |
| Best Sellers Rank | #1,515 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #5 in Industrial Heat-Shrink Tubing |
| Brand Name | ELECFUN |
| Color | Red/Black |
| Customer Reviews | 4.6 4.6 out of 5 stars (1,820) |
| Item Dimensions L x W | 48"L x 0.75"W |
| Item Length | 96 inches |
| Item Weight | 4.64 ounces |
| Manufacturer | ELECFUN |
| Material Type | Polyolefin |
| Maximum Pressure | 10 bar |
| Nominal Wall Thickness | 0.75 inch |
| Outside Diameter | 19.1 millimeters |
| UPC | 192389005254 |
| Unit Count | 8 Feet |
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