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CUBEFELLER® 3/4 Inch (19.1mm) 4 Ft Waterproof Heat Shrink Tubing,UL Listed,3:1 Marine Grade Adhesive Lined Heatshrink Tube,Insulation Sealing Oil-Proof Wear-Resistant,Blue (1.22M Total Length),E0419BL
✅ In stock
⭐ Lowest price we've tracked
F
Grade
Analysis Confidence
100%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Sep 22, 2026 8:58 PM · Prices & availability subject to change
Is This a Good Price on Amazon?
💤 Not a Deal- 💤Verdict: Not a Deal. Price is at or above historical norms. Best to wait for a sale.
- 💰The current price sits right around what this item typically fetches.
- 🏷️The retail sticker price has been slashed by 56% — a steep markdown from the official listing.
- 📉Our analysis places this at the most competitive price point we have ever tracked for this product — an exceptional moment to buy.
- ➡️Pricing has held fairly steady, with no strong push in either direction.
How We Scored This Deal
Price Competitiveness
0/28
Recent Value
0/22
Market Standing
0/20
Deal Strength
20/20
Momentum
4/10
📝 Product Overview
🏪 Sold by
CubeFeller
📦 Fulfillment
Fulfilled by Amazon
🚚 Shipping
Free Shipping
Product Details
✓【DUAL WALL TUBING】 CUBEFELLER Heat Shrink Tubing adopts a double-wall design and adhesive lining. The outer wall provides extremely high abrasion resistance. While heating, the adhesive line will melt, and then it will be adsorbed on the surface of the object tightly, creating waterproof and long-lasting insulation.
✓【3:1 SHRINK RATIO】 Heat shrink tubing with a 3:1 Shrink Ratio, which can shrink to 1/3 of the original diameter, forming a tighter seal and eliminating the problem of 2:1 tubing not shrinking tight enough. The shrinkage temperature is 70° to 125°.
✓【INDUSTRIAL STRENGTH】 Heat Shrink Tubing has good electrical insulation (up to 600 voltage), good tightness, and corrosion resistance, high temperature resistance. and it is also waterproof, anti-aging, tough, and not easy to break. It's also UL and CSA certified and RoHS compliant and contains no harmful chemicals to protect you and your family.
✓【VERSATILE APPLICATIONS】CUBEFELLER waterproof shrink tubing can be used in marine and automotive wiring, model building, and DIY electrical wiring projects. The application areas are very diverse, such as electrical insulation/environmental sealing to protect against moisture, fuel and chemicals,protection of surfaces against abrasion, peeling and denting.
✓【 FAST & EASY USE】This kit includes 1pcs 4-feet long heat shrink tubing, which can meet your various needs. Just cut it to the length you need, slide it to the desired position, and then use a heat gun to heat it, so that the professional insulation connection is completed in a few seconds.
✓CUBEFELLER Heat Shrink Tubing, trusted by millions of electricians around the world.
⚙️ Specifications
Heat-Shrink Tubing Type
Tubing Roll / Kit
Shrink Ratio
3:1
Dielectric Strength
600V/mil
Shrinkage Temp
212 ℉
Operating Temperature
-131℉ to +257 ℉
Full Shrinkage Temp
230 ℉（ Maximum）
12.28 x 1.97 x 1.61 inches
3.2 ounces
Cubefeller
B0DKN2MT8V
Package Dimensions
12.28 x 1.97 x 1.61 inches
Item Weight
3.2 ounces
Manufacturer
Cubefeller
