PetsTEK Wire Splice Kit for Electric In-Ground Dog Fence Systems. Compatible with All PetSafe, SportDog and Dogtra Underground Fence Systems. Package Contains 10 Wire Splice Kits – 10 Tubes, 10 Wire Nuts and the Instruction Card. The Tube is Filled with Waterproof Gel, That Protects Exposed Wires from Rust and Corrosion. The Kit is Designed to Work with 12, 14, 16, 18 And 20 Gauge Wires. Total Tube Length (including the cap) – 2.68”, Inside Tube Diameter - .5”. PetsTEK Waterproof Wire Splice Kit is Made in the USA. 10-Pack PetsTEK Waterproof Wire Splice Kit for Electric In-Ground Dog Fence Repair Features: Universal Compatibility: PetsTEK Wire Splice Kit is compatible with all major in-ground dog fence systems, including PetSafe, SportDOG, and Dogtra. Complete 10-Pack: Includes 10 waterproof splice tubes, 10 wire nuts, and an easy-to-follow instruction card—everything you need for fast and reliable fence repairs. Waterproof & Corrosion-Resistant: Each tube is pre-filled with waterproof gel to seal and protect exposed wires from rust, moisture, and corrosion, ensuring long-lasting performance. Works with Multiple Wire Sizes: Designed to accommodate 12, 14, 16, 18, and 20-gauge wires. Tube dimensions: 2.68” total length (including cap), with a 0.5” inside diameter. Proudly Made in the USA: High-quality, durable materials you can trust to keep your pet containment system running smoothly.