BDFHYK 474Pcs Non Insulated Butt Connectors Kit, 22-6 Gauge Heat Shrink Butt Splice Wire Connectors, Copper Crimp Wire Splice Kit for Auto Repair, Marine, Boat Electrical DIY, Storage Case Included

<p>⚡ Heat Shrink Butt Connectors (334pcs):</p><p>&nbsp;• BN14&nbsp;6AWG&nbsp;× 8PCS</p><p>&nbsp;• BN8&nbsp;&nbsp;8AWG&nbsp;× 16PCS</p><p>&nbsp;• BN5.5 12-10AWG × 40PCS</p><p>&nbsp;• BN3.5 14-12AWG × 60PCS</p><p>&nbsp;• BN2.5 16-14AWG × 90PCS</p><p>&nbsp;• BN1.25 22-16AWG × 120PCS</p><p>⚡ Dual-Wall Heat Shrink Tubing (140pcs):</p><p>&nbsp;• 0.4" × 3.54"&nbsp;× 15PCS</p><p>&nbsp;• 0.32" × 3.54" × 15PCS</p><p>&nbsp;• 0.24" × 2.56" × 10PCS</p><p>&nbsp;• 0.2" × 2.56"&nbsp;× 10PCS</p><p>&nbsp;• 0.16" × 2.56" × 15PCS&nbsp;&nbsp;</p><p>&nbsp;• 0.12" × 2.56" × 25PCS</p><p>&nbsp;• 0.08" × 1.18" × 50PCS</p><p>⚡ Storage Boxes × 1 (with labeled lid guide)</p><p>PROFESSIONAL-GRADE COPPER CONSTRUCTION</p><p>Filluck heat shrink butt connectors are manufactured from high-purity electrolytic copper — the gold standard for electrical connections. The tin-plated surface adds a layer of protection against oxidation and salt corrosion, making these connectors ideal for both dry indoor environments and harsh outdoor or marine conditions. Ultra-low electrical resistance means less heat generation and a longer lifespan for your wire connections.</p><p>WATERTIGHT SEAL WITH HEAT SHRINK</p><p>The included dual-wall heat shrink tubing features an adhesive inner lining. Apply heat with a standard heat gun — it shrinks tightly and bonds to both the connector barrel and the wire, locking out moisture, salt, dirt, vibration, and temperature extremes. This creates a connection that meets professional automotive and marine standards.</p><p>SEAMLESS, SPLIT-RESISTANT DESIGN</p><p>The heavy-duty seamless barrel wraps 360° around the wire for maximum pull-out strength. Unlike stamped or seam connectors, our seamless design won't split or collapse during crimping — even under high-current applications. The funnel-shaped wire entry guides wires in smoothly, and the internal stop ensures accurate positioning every time.</p><p>RATED UP TO 600V — WIDE GAUGE COVERAGE</p><p>Wire gauges covered: 22 AWG | 20 AWG | 18 AWG | 16 AWG | 14 AWG | 12 AWG | 10 AWG | 8 AWG | 6 AWG</p><p>UNLIMITED APPLICATIONS</p><p>✓ Car audio, stereo &amp; speaker wiring</p><p>✓ Automotive electrical repair &amp; modification</p><p>✓ Trailer lights &amp; connectors</p><p>✓ Boat &amp; marine electrical systems</p><p>✓ Household appliance repair</p><p>✓ Marine electronics &amp; navigation equipment</p><p>✓ RV &amp; camper wiring</p><p>✓ Motorcycle &amp; ATV wiring</p><p>✓ LED strip lighting connections</p><p>✓ Solar panel wiring</p><p>✓ Industrial equipment &amp; distribution cabinets</p><p>✓ Custom wiring harness fabrication</p><p>✓ Fence gate electrical</p><p>✓ Workshop &amp; garage projects</p><p>4 SIMPLE STEPS TO A PRO CONNECTION</p><p>1. Strip both wire ends clean</p><p>2. Insert wires into the heat shrink butt connector barrel</p><p>3. Crimp firmly with a ratchet crimping tool</p><p>4. Apply heat with a heat gun — watertight seal activated!</p><p>WHY CHOOSE NON-INSULATED + HEAT SHRINK?</p><p>Non-insulated butt connectors + heat shrink create a FAR superior connection than pre-insulated connectors alone. The copper barrel makes full 360° contact with the wire, and heat shrink locks everything in place — no cracking, no corrosion, no failure. Preferred by professional mechanics and marine electricians worldwide.</p><p>BUY WITH CONFIDENCE</p><p>1-Year Manufacturer Warranty</p><p>30-Day Money-Back Guarantee</p><p>Response within 24 Hours</p>

• ‌✅ 474PCS COMPLETE WIRE CONNECTOR KIT — Includes 334pcs non-insulated heat shrink butt connectors + 140pcs dual-wall heat shrink tubing. Covers 22-16 AWG to 6 AWG wire gauges. One professional kit for every automotive, marine, and household wiring job.
• ✅ HEAVY-DUTY COPPER + TIN-PLATED — High-purity copper barrels deliver superior electrical conductivity. Tin-plated coating resists oxidation and corrosion. Rated up to 600V. Seamless construction prevents splitting during crimping — grips wires firmly under high-current applications.
• ✅ HEAT SHRINK BUTT SPLICE CONNECTORS — Dual-wall, adhesive-lined heat shrink tubing creates a watertight, vibration-proof seal when heated. No moisture, no corrosion, no failure — even in extreme automotive and marine environments.
• ✅ FUNNEL ENTRY + SECURE CRIMP — Funnel-shaped wire entry makes insertion easy and accurate. Internal wire stop ensures proper positioning. Heavy-duty seamless barrel holds wires firmly — perfect for car audio, speaker wire, trailer wiring, and industrial equipment.
• ✅ ORGANIZED STORAGE CASE INCLUDED — Two labeled compartmentalized boxes keep every connector and heat shrink tube organized and easy to find. 1-Year Warranty. Ideal for DIY, professional mechanics, electricians, and boat owners.