--- product_id: 547082424 title: "10PCS Stem HVAC AC Schrader System Vacuum" brand: "autokay" price: "R$429" currency: BRL in_stock: true reviews_count: 5 category: "Autokay" url: https://www.desertcart.com.br/products/547082424-10pcs-stem-hvac-ac-schrader-system-vacuum store_origin: BR region: Brazil --- # 10 precision brass valves Durable spring-assisted poppet core 1/4" SAE threaded fit 10PCS Stem HVAC AC Schrader System Vacuum **Brand:** autokay **Price:** R$429 **Availability:** ✅ In Stock ## Summary > 🔧 Upgrade your HVAC game with precision and ease! ## Quick Answers - **What is this?** 10PCS Stem HVAC AC Schrader System Vacuum by autokay - **How much does it cost?** R$429 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.com.br](https://www.desertcart.com.br/products/547082424-10pcs-stem-hvac-ac-schrader-system-vacuum) ## Best For - autokay enthusiasts ## Why This Product - Trusted autokay brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Complete 10-Piece Set:** Stock up and stay ready for any HVAC servicing or refrigerant charging task. - • **Precision Brass Build:** Robust metal construction ensures long-lasting reliability and corrosion resistance. - • **Universal 1/4" SAE Thread:** Seamlessly fits standard HVAC and AC systems for hassle-free installation. - • **Integrated Core Remover Caps:** Convenient valve core removal and maintenance on the go—no extra tools needed. - • **Spring-Assisted Poppet Valve:** Smooth, leak-proof operation with enhanced gas flow control. ## Overview The AUTOKAY 10PCS Stem HVAC AC Schrader System Vacuum set features 10 durable brass valves with 1/4" SAE threaded stems and spring-assisted poppet cores. Designed for easy access to refrigeration and air conditioning systems, each valve includes a core remover cap to simplify maintenance. Ideal for professionals seeking reliable, leak-proof service valves compatible with popular refrigerants like R12, R22, R134, and R304. ## Description Specification:Material: MetalThickness: 0.023"Size: 1/4" SAE * 1/4" OD * 2.75"Strong and durableGenerally used to have an easy access to the systems for vacuum, charging, pressure check up and other applicationsAlso known as Schrader valve, or American ValveConsist of a valve stem into which a valve core is threaded. The valve core is a poppet valve assisted by a spring. A valve cap is important on a Schrader valve to avoid entering dirt and jamming it or contaminating the sealing surfaces and causing a leak. The valve cap provided comes with a core remover. Insert tubing or body into the corresponding size line or hole and braze into place with valve core removed during brazing.Can be used on many refrigeration and air conditioning systems to allow servicing, including recharging with refrigerant such as R12 R22 R134 & R304 and other popular refrigerantsPackage Includes:10 x valve stem 1/4" SAE x 1/4" O.D. x 2.75" stem Review: Works as intended - Good product Review: Super - Super ## Features - 10 New Service / Access Valves 1/4 SAE x 1/4 O.D. x 2.75" stem - The core is a poppet valve assisted by a spring that is threaded into the steam - Each valve has a core and a cap with valve core remover - The caps are made of brass, they are provided with core remover and have an inside rubber o-ring - The stem is a self-contained valve which opens to admit gas to a chamber ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07VD6DJKJ | | Brand | AUTOKAY | | Brand Name | AUTOKAY | | Connector Type | Threaded | | Country of Publication | USA | | Customer Reviews | 4.8 out of 5 stars 445 Reviews | | Exterior Finish | Brass | | Inlet Connection Size | 0.25 Inches | | Inlet Connection Type | Compression | | Item Highlight | 1/4" SAE *1/4" OD *2.75" AC Refrigeration Kit | | Manufacturer | schrader | | Manufacturer Part Number | 3367 | | Material | Brass | | Material Type | Brass | | Model Number | AC Valve Core Stem | | Number of Items | 10 | | Number of Pieces | 10 | | Number of Ports | 10 | | Outlet Connection Size | 0.25 Inches | | Outlet Connection Type | NPT | | Set Name | 10-Piece Schrader Valve Stem Set | | Size | small | | Specification Met | sae,sae1/4 | | Thread Size | 1/4-28 UNF | | Thread Type | NPT | | Unit Count | 10.0 Count | | Valve Type | check_valve | ## Product Details - **Brand:** AUTOKAY - **Exterior Finish:** Brass - **Inlet Connection Size:** 0.25 Inches - **Inlet Connection Type:** Compression - **Material:** Brass - **Net Quantity:** 10.0 Count - **Number of Ports:** 10 - **Outlet Connection Size:** 0.25 Inches - **Outlet Connection Type:** NPT - **Specification Met:** sae,sae1/4 ## Images ![10PCS Stem HVAC AC Schrader System Vacuum - Image 1](https://m.media-amazon.com/images/I/719xVZAQi5L.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Works as intended *by M***Y on 8 August 2026* Good product ### ⭐⭐⭐⭐⭐ Super *by W***S on 6 September 2025* Super ### ⭐⭐⭐⭐⭐ Nice Item! Does the job nicely! *by L***W on 10 February 2026* Nice! Did the job well! I only needed two but for the low price I have many extras! ## Frequently Bought Together - AUTOKAY 10PCS Stem HVAC AC Schrader System Vacuum 1/4" SAE *1/4" OD *2.75" AC Refrigeration Kit - GSParts Harris Stay-Silv Silver White Brazing Flux Paste for Hi Temperature, SSWF7 --- ## 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.com.br/products/547082424-10pcs-stem-hvac-ac-schrader-system-vacuum](https://www.desertcart.com.br/products/547082424-10pcs-stem-hvac-ac-schrader-system-vacuum) --- *Product available on Desertcart Brazil* *Store origin: BR* *Last updated: 2026-10-16*