{"product_id":"aupoko-r134a-ac-oil-dye-injector-syringe-1-2-male-female-2-oz-aluminum-inline-tool-for-oil-and-uv-dye","title":"Aupoko R134A AC Oil Dye Injector Syringe — 1\/2\" Male \u0026 Female, 2 oz Aluminum Inline Tool for Oil and UV Dye","description":"\u003cp\u003e\u003cstrong\u003eThe Aupoko R134A AC Oil Dye Injector is a compact all‑metal syringe tool that lets technicians inject oil or UV dye into R134a air‑conditioning systems through 1\/2\" male and 1\/2\" female service ports.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis professional-grade oil and dye injector is built from rugged aluminum alloy and incorporates a 2 oz canister for controlled additions to automotive and light‑duty HVAC R134a circuits. It installs inline on standard 1\/2\" service fittings and works with vacuum or system pressure to transfer fluid reliably. The tool is intended for use during service and diagnostics — for example adding lubricant after evacuation or introducing UV tracer for leak detection.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this injector attach to my R134a service ports?\u003c\/h3\u003e\n\u003cp\u003eThe injector connects directly to common 1\/2\" male and 1\/2\" female AC service fittings so it fits most R134a systems without adapters. Its all‑metal couplings provide a secure seal and tolerate repeated professional use.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDirect 1\/2\" male and 1\/2\" female compatibility for R134a systems\u003c\/li\u003e\n  \u003cli\u003eThreaded aluminum fittings resist wear and maintain seal integrity\u003c\/li\u003e\n  \u003cli\u003eQuick inline installation for service bay or roadside repairs\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat fluids can I safely inject with this tool?\u003c\/h3\u003e\n\u003cp\u003eThis syringe is designed for lubricating oils used in R134a refrigerant circuits and for introducing UV dye tracers for leak location. It is not a pressurized refrigerant reservoir; follow fluid manufacturers' compatibility and volume recommendations.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eWorks with PAG and ester compressor oils formulated for R134a\u003c\/li\u003e\n  \u003cli\u003eSuitable for UV dye concentrates used in leak detection\u003c\/li\u003e\n  \u003cli\u003e2 oz capacity supports typical oil additions without overfilling\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I operate the injector during service?\u003c\/h3\u003e\n\u003cp\u003eYou can add oil either by allowing a vacuum to draw fluid into the system after evacuation or by using system pressure\/recharge to push fluid in. The unit’s straightforward construction makes it quick to cycle and easy to clean between uses.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eAdd oil after evacuation by opening the injector and letting vacuum pull fluid in\u003c\/li\u003e\n  \u003cli\u003eAlternatively, use refrigerant pressure during recharge to push fluid into the circuit\u003c\/li\u003e\n  \u003cli\u003eRecommended fill: approximately 2 ounces for an R134a service addition unless manufacturer specifies otherwise\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat materials and durability features does it offer?\u003c\/h3\u003e\n\u003cp\u003eThe tool’s aluminum alloy body and metal canister are built for shop environments and frequent handling. Metal construction minimizes cracking, deformation, and chemical attack compared with plastic alternatives.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSturdy aluminum alloy housing for long service life\u003c\/li\u003e\n  \u003cli\u003eRugged all‑metal 2 oz canister resists solvent and oil exposure\u003c\/li\u003e\n  \u003cli\u003eDesigned for repeated professional use and field diagnostics\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The Aupoko R134A AC Oil Dye Injector is aimed at HVAC and automotive technicians, fleet maintenance shops, and DIYers comfortable with refrigerant service procedures who need a durable, easy‑to‑use device for adding lubricant or UV dye to R134a systems. It suits anyone who requires precise small‑volume additions and a reliable metal injector that fits standard 1\/2\" service connections. Note: always follow vehicle and refrigerant supplier instructions and local regulations when servicing air‑conditioning systems.\u003c\/p\u003e\n\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use this injector with R134a PAG oil?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The injector is compatible with PAG and similar oils formulated for R134a systems; confirm oil type with the compressor manufacturer.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How much oil should I add with the 2 oz canister?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Use approximately 2 ounces for a standard service addition, unless the vehicle or compressor specifies a different amount.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Aupoko","offers":[{"title":"Default Title","offer_id":48084853653662,"sku":"B07MBZHMHZ","price":37.23,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/aupoko-injector-front-view.jpg?v=1785863893","url":"https:\/\/northtrailauto.ca\/products\/aupoko-r134a-ac-oil-dye-injector-syringe-1-2-male-female-2-oz-aluminum-inline-tool-for-oil-and-uv-dye","provider":"North Trail Auto","version":"1.0","type":"link"}