--- product_id: 74089197 title: "Max Seal XL4 Inject with UV Dye" brand: "xantus products" price: "NZ$106" currency: NZD in_stock: true reviews_count: 8 url: https://www.desertcart.nz/products/74089197-max-seal-xl4-inject-with-uv-dye store_origin: NZ region: New Zealand --- # No system pump down needed Fast direct inject method UV dye for quick leak detection Max Seal XL4 Inject with UV Dye **Brand:** xantus products **Price:** NZ$106 **Availability:** ✅ In Stock ## Summary > 🔒 Seal leaks fast, stay cool longer — the pro’s secret weapon! ## Quick Answers - **What is this?** Max Seal XL4 Inject with UV Dye by xantus products - **How much does it cost?** NZ$106 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.nz](https://www.desertcart.nz/products/74089197-max-seal-xl4-inject-with-uv-dye) ## Best For - xantus products enthusiasts ## Why This Product - Trusted xantus products brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Safe & Reliable:** Proven not to clog manifold gauges or block TXV, cap tubes, or pistons—trusted by HVAC pros for 20+ years. - • **Instant Leak Sealing:** Patent-pending direct inject formula seals leaks permanently in minutes without system downtime. - • **Mess-Free Application:** Eliminate messy syringes and pressurized cans with a clean, straightforward injection using a basic manifold gauge set. - • **UV Leak Detection Boost:** Integrated UV dye highlights larger leaks instantly under UV light, saving diagnostic time and effort. - • **Universal Compatibility:** Works seamlessly with all oils and refrigerants (except ammonia) for versatile HVAC and refrigeration use. ## Overview Xantus Products Max Seal XL4 Inject with UV Dye offers a revolutionary, patent-pending direct injection method to permanently seal refrigerant leaks without system pump down. Compatible with nearly all refrigerants and oils, it includes UV dye for rapid leak detection and is proven safe for HVAC components, backed by over 20 years of industry success. ## Description Xantus Products 30-101 Max Seal + UV Dye - The Easiest and Fastest Way to Permanently Seal Refrigerant Leaks Are you tired of dealing with messy syringes, hoses, or pressurized cans when trying to fix refrigerant leaks? Say goodbye to those frustrating methods with Xantus Products 30-101 Max Seal + UV Dye - the easiest and fastest way to permanently seal leaks in your HVAC or refrigeration system. Our patent-pending direct inject application method makes it a breeze to install our sealant without having to pump the system down. Simply inject Max Seal + UV Dye directly into the system with a basic manifold gauge set. Plus, our formula works with all oils and refrigerants (excluding ammonia). With over 20 years of success, our Max Seal formula has been proven to permanently seal leaks and keep your system running smoothly. Plus, our added UV dye helps you locate larger leaks quickly and easily with the use of a UV flashlight. Not only is Max Seal + UV Dye effective, but it's also safe to use. Our formula has been tested and proven not to clog manifold gauges or plug TXV, cap tubes, or pistons. Xantus Products is owned and operated by HVAC technicians, so you can trust that our Max Seal + UV Dye is a product we stand behind 100%. Don't let refrigerant leaks ruin your comfort - trust Xantus Products 30-101 Max Seal + UV Dye for a fast, easy, and permanent seal. ## Features - The easiest and fastest way to permanently seal refrigerant leaks - Patent-pending direct inject application method for a mess-free installation - No need to pump the system down - simply inject Max Seal + UV Dye directly into the system with a basic manifold gauge set - Works with all oils and refrigerants (excluding ammonia) - Proven formula with over 20 years of success in permanently sealing leaks - Added UV dye helps locate larger leaks quickly and easily with the use of a UV flashlight - Tested and proven not to clog manifold gauges or plug TXV, cap tubes, or pistons ## Technical Specifications | Specification | Value | |---------------|-------| | Asin | B0778MMQBF | | Best Sellers Rank | #179,788 in Automotive (See Top 100 in Automotive) #762 in Air Conditioning Line Repair Tools | | Brand Name | Xantus Products | | Color | Green | | Customer Reviews | 4.4 4.4 out of 5 stars (144) 4.4 out of 5 stars | | Item Length | 12 inches | | Manufacturer | Xantus Products | | Material Type | Metal | | Unit Count | 1 Count | | Upc | 855987007227 | ## Product Details - **Brand:** Xantus Products - **Color:** Green - **UPC:** 855987007227 - **Manufacturer:** Xantus Products ## Images ![Max Seal XL4 Inject with UV Dye - Image 1](https://m.media-amazon.com/images/I/81JwdBsa9CL.jpg) ![Max Seal XL4 Inject with UV Dye - Image 2](https://m.media-amazon.com/images/I/51gHsrIUuAL.jpg) ![Max Seal XL4 Inject with UV Dye - Image 3](https://m.media-amazon.com/images/I/81XV6vhnZ1L.jpg) ![Max Seal XL4 Inject with UV Dye - Image 4](https://m.media-amazon.com/images/I/810GVeCbqBL.jpg) ![Max Seal XL4 Inject with UV Dye - Image 5](https://m.media-amazon.com/images/I/71F9p4i4E3L.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Worked *by on Reviewed in the United States March 29, 2024* Mini split starting leaking after I had to take it apart to clean it. Refill and added this online. No issues, it’s been months and it’s still working. Pinhole leaked in the radiator fixed. ### ⭐⭐⭐⭐⭐ Works *by on Reviewed in the United States July 5, 2026* Works ### ⭐⭐⭐⭐⭐ works sometimes *by on Reviewed in the United States May 25, 2026* worked 2 out of 3 times ## Frequently Bought Together - Max Seal XL4 Inject with UV Dye - Leak Saver Direct Inject UV - Refrigerant Leak Sealer with Added UV Dye to Detect Large Leaks - for AC, Refrigeration, and Automotive Systems Up to 5 Tons - Compatible with All Refrigerants - Leak Saver - Leak Shot HVAC - Leak Sealant Injector and Condensate Line Blaster - Non-Contaminating CO2 Cartridges - for A/C and Mini Splits - Systems Up to 5 Tons --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.nz/products/74089197-max-seal-xl4-inject-with-uv-dye](https://www.desertcart.nz/products/74089197-max-seal-xl4-inject-with-uv-dye) --- *Product available on Desertcart New Zealand* *Store origin: NZ* *Last updated: 2026-08-29*