--- product_id: 460762301 title: "Air Conditioning Valve Core Kit, Car and Home AC R12 R134a Teflon Seal Refrigeration Schrader Valve Core with Valve Stem Core Tool Air Conditioning AC System Charging Port Seal Caps Kit" brand: "makingtec" price: "¥5052" currency: JPY in_stock: true reviews_count: 2 category: "Makingtec" url: https://www.desertcart.jp/products/460762301-air-conditioning-valve-core-kit-car-and-home-ac-r12 store_origin: JP region: Japan --- # All-in-one valve core & seal kit Includes precision installation tool Dual R12 & R134a compatibility Air Conditioning Valve Core Kit, Car and Home AC R12 R134a Teflon Seal Refrigeration Schrader Valve Core with Valve Stem Core Tool Air Conditioning AC System Charging Port Seal Caps Kit **Brand:** makingtec **Price:** ¥5052 **Availability:** ✅ In Stock ## Summary > ❄️ Fix your AC like a pro—stay cool, stay ahead! ## Quick Answers - **What is this?** Air Conditioning Valve Core Kit, Car and Home AC R12 R134a Teflon Seal Refrigeration Schrader Valve Core with Valve Stem Core Tool Air Conditioning AC System Charging Port Seal Caps Kit by makingtec - **How much does it cost?** ¥5052 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/460762301-air-conditioning-valve-core-kit-car-and-home-ac-r12) ## Best For - makingtec enthusiasts ## Why This Product - Trusted makingtec brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Complete Seal & Valve Kit:** Everything you need—8 caps, 8 valve cores, plus Buick-specific cores—for a flawless repair. - • **Durable Copper & Plastic Build:** Engineered for longevity and reliable high-pressure performance in automotive and home AC units. - • **Trusted by Professionals & DIYers:** Ranked #47 in Automotive AC Repair Tools, backed by solid user reviews for dependable results. - • **Universal Refrigerant Compatibility:** Seamlessly works with both R12 and R134a systems for versatile AC maintenance. - • **Precision Installation Tool Included:** Simplifies valve core replacement with a dedicated remover and installer tool—no extra purchases needed. ## Overview The MAKINGTEC Air Conditioning Valve Core Kit is a comprehensive, copper-based repair solution compatible with both R12 and R134a refrigerants. Designed for automotive and home AC systems, it includes all necessary valve cores, seals, and a precision installation tool, making it the go-to kit for efficient, professional-grade air conditioning maintenance. ## Description Packing list: 8 caps 4 R12 valve cores + 4 R134a valve cores 1 large Buick valve core 1 small Buick valve core 1 installation tool Product features: 1. Air conditioning seal repair kit. A/C spool and double remover installation tool kit for most refrigerants. These kits provide a simple solution by using a single part number to cover multiple connection repairs. 2. Copper R12/R134a special valve core for air-conditioning pipeline, with high-pressure side inspection port and air-conditioning low-pressure side inspection port of auto parts. 3. Kit contains all spools or primary seals and covers for vehicle service ports. Product specifications: Material: Copper plastic. Type: Cover + Valve + Cover Refrigerant Compatibility: Universal Review: Good - Good Review: Good - Useful ## Features - Air conditioner valve core for Car and Home AC, R12 R134a air-conditioning accessories. - All the seals needed to complete the job. - Compatible with both R12 and R134a refrigerants,applies to the replacement refrigerant valve core leak. - Air conditioner valve core, HVAC R12 R134a air-conditioner accessories, suitable for car air-conditioner replacement and maintenance. - If you have any questions about our products, please feel free to contact us ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0B7MP1HCG | | Best Sellers Rank | #20,899 in Automotive ( See Top 100 in Automotive ) #47 in Automotive Air Conditioning Line Repair Tools | | Brand | MAKINGTEC | | Customer Reviews | 3.9 3.9 out of 5 stars (9) | | Date First Available | 26 July 2022 | | Item Weight | 60 g | | Manufacturer | MAKINGTEC | | Manufacturer Part Number | NA9050 | | Manufacturer reference | NA9050 | | Product Dimensions | 12 x 7 x 2 cm; 60 g | ## Images ![Air Conditioning Valve Core Kit, Car and Home AC R12 R134a Teflon Seal Refrigeration Schrader Valve Core with Valve Stem Core Tool Air Conditioning AC System Charging Port Seal Caps Kit - Image 1](https://m.media-amazon.com/images/I/716AH5onf+L.jpg) ## Customer Reviews ### ⭐⭐⭐⭐ Good *by M***. on 17 October 2023* Good ### ⭐⭐⭐⭐⭐ Good *by M***. on 18 July 2023* Useful ## Frequently Bought Together - MAKINGTEC Air Conditioning Valve Core Kit, Car and Home AC R12 R134a Teflon Seal Refrigeration Schrader Valve Core with Valve Stem Core Tool Air Conditioning AC System Charging Port Seal Caps Kit - 270 Pcs 18 Sizes Kit Air Conditioning HNBR O Rings Car Auto Repair Tools Rubber Air Conditioning Refrigerant Ring Sets --- ## 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.jp/products/460762301-air-conditioning-valve-core-kit-car-and-home-ac-r12](https://www.desertcart.jp/products/460762301-air-conditioning-valve-core-kit-car-and-home-ac-r12) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-06-23*