Monster Overview: Secure your mid-range wire gauges with confidence using NSPA Krimpa-Seal™ Blue Sealed Butt Connectors. Built for 16–14 AWG wires, these crimp and seal connectors deliver a moisture-tight, vibration-resistant splice that holds up in marine, automotive, and outdoor environments. Made in the USA with premium materials, these connectors feature a seamless copper barrel and adhesive-lined heat shrink tubing that provides dependable insulation and strain relief. RoHS compliant and ready for the real world. Monster Features: Brand: NSPA Krimpa-Seal™ Connector Type: Sealed Crimp Butt Connector Seal Type: Crimp & Seal – no solder needed Made in: USA Barrel: Seamless copper for secure electrical transfer Tubing: Adhesive-lined polyolefin, 3:1 shrink ratio Waterproof Rating: IP67 when installed correctly* Compliance: RoHS compliant Monster Specifications: Color Code: Blue Wire Gauge: 16–14 AWG Part #: KS5-14 Type: Crimp & Seal with heat shrink tubing Seam Type: Seamless Installation Instructions: Strip both wires to 5/16" (8 mm) Insert wires fully into barrel Crimp using a ratcheting crimp tool Apply heat evenly until tubing shrinks and adhesive flows For best results: Use a heat source of at least 1000 °F (538 °C). Distribute heat evenly—avoid isolating flame or overheating the tubing. Order Yours Today from Monster Bolts! NSPA Krimpa-Seal connectors are built for harsh environments and long-term reliability. Buy now and get fast shipping, top-tier support, and trusted performance. * There is no official UL standard for “waterproof” connectors. When properly installed, these connectors typically meet IP67: fully dust-tight and resistant to temporary immersion (15 cm to 1 m for 30 minutes).