--- product_id: 534586043 title: "1234YF AC Dye Injector with Shut Off Ball Valve & Backflow Preventor" brand: "fanovo" price: "11483 kr" currency: ISK in_stock: true category: "Fanovo" url: https://www.desertcart.is/products/534586043-1234yf-ac-dye-injector-with-shut-off-ball-valve-backflow store_origin: IS region: Iceland --- # Backflow preventor built-in Universal refrigerant compatibility 2 oz large capacity 1234YF AC Dye Injector with Shut Off Ball Valve & Backflow Preventor **Brand:** fanovo **Price:** 11483 kr **Availability:** βœ… In Stock ## Summary > 🧊 Inject with confidence, diagnose like a pro! ## Quick Answers - **What is this?** 1234YF AC Dye Injector with Shut Off Ball Valve & Backflow Preventor by fanovo - **How much does it cost?** 11483 kr with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.is](https://www.desertcart.is/products/534586043-1234yf-ac-dye-injector-with-shut-off-ball-valve-backflow) ## Best For - fanovo enthusiasts ## Why This Product - Trusted fanovo brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - β€’ **Precision 2 oz Capacity:** Inject up to 60ml of dye/oil with ease for accurate diagnostics. - β€’ **Complete AC Injector Kit:** Includes adapters for all major refrigerants plus valve core remover and gloves for professional-grade service. - β€’ **Ergonomic Knurled Handle:** Effortless rotation for smooth, controlled injectionβ€”even for novices. - β€’ **Built-In Backflow Preventor:** Ensures safe, contamination-free injection every time. - β€’ **Universal Refrigerant Compatibility:** Works seamlessly with R134a, R1234yf, and R410A systems. ## Overview The FANOVO 1234YF AC Dye Injector is a premium 2 oz aluminum alloy tool featuring a built-in shut off ball valve and backflow preventor. Compatible with R134a, R1234yf, and R410A refrigerants, it offers precise, contamination-free dye and oil injection for HVAC and automotive AC systems. The ergonomic knurled handle and included multi-adapter kit make it ideal for professionals seeking reliable, efficient AC diagnostics and repairs. ## Description Buy FANOVO 1234YF AC Dye Injector with Shut Off Ball Valve & Backflow Preventor | Upgrade R1234YF AC Oil Injector, 2 OZ Refrigerant Hand Turn Injection Tool for R-1234YF, R134A, R410A Refrigerant System: Air Conditioning Line Repair Tools - desertcart.com βœ“ FREE DELIVERY possible on eligible purchases ## Features - Large Capacity : Our HVAC Dye Oil Injector is 2 oz Push-in type. 1/4 oz/7.5ml---2oz/60ml. besides, ac oil and dye injector built-in 1/4" SAE connector which has backflow prevent function. Markings etched will help you read easily. Knurled handle designed make the ac oil dye injector rotated easily. - Wide Application : Our ac oil injector tool can be used for r134a, r1234yf and r410 system. It can compatible with all types of refrigerants. The HVAC oil injector tool is very suitable for office air conditioning, home air conditioning, and car air conditioning systems. - Easy to Use : Firstly, check valve screwed onto cartridge and tightened. The inner and outer cylinders are tightened clockwise, and then a little 1/4 SAE threaded inner core is used to discharge a little air inside the blue tube. Novice can do it independently. - Premium Material : Our oil dye injector body is made of premium aluminum alloy, 1/4" SAE connector and r134a r1234yf r410 adapters are made of solid brass. The thickening hose is made of durable rubber material. It can be used for longtime for safe and smoothly connection. - AC Oil Injector Kit : Our ac oil injector tool kit includes : 1pcs ac oil dye injector, 1pcs r1234yf low side pressure adapter, 1pcs r134a low side pressure adapter, 1pcs r410 adapter, 1pcs valve core remover, 1pair white gloves. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0C2HFZYLN | | Best Sellers Rank | #204,977 in Automotive ( See Top 100 in Automotive ) #834 in Air Conditioning Line Repair Tools | | Brand Name | FANOVO | | Connector Type | Threaded | | Customer Reviews | 4.6 4.6 out of 5 stars (43) | | Exterior Finish | Brass | | Inlet Connection Type | threaded | | Manufacturer | FANOVO | | Manufacturer Part Number | AOIK-3 | | Material Type | Aluminum | | Model Number | AOIK-3 | | Number of Items | 1 | | Number of Packs | 1 | | Number of Pieces | 8 | | Number of Ports | 1 | | Outlet Connection Type | Threaded | | Set Name | AC Oil Injector Tool Kit | | Size | 2 oz | | Thread Size | 1/4" SAE | | Thread Type | NPT | | Unit Count | 1 Count | | Valve Type | check valve | ## Product Details - **Brand:** FANOVO - **Exterior Finish:** Brass - **Inlet Connection Type:** threaded - **Manufacturer:** FANOVO - **Material:** Aluminum - **Number of Packs:** 1 - **Number of Ports:** 1 - **Outlet Connection Type:** Threaded - **Unit Count:** 1 Count ## Images ![1234YF AC Dye Injector with Shut Off Ball Valve & Backflow Preventor - Image 1](https://m.media-amazon.com/images/I/71relI9IZXL.jpg) ![1234YF AC Dye Injector with Shut Off Ball Valve & Backflow Preventor - Image 2](https://m.media-amazon.com/images/I/41uc6RUe9RL.jpg) ![1234YF AC Dye Injector with Shut Off Ball Valve & Backflow Preventor - Image 3](https://m.media-amazon.com/images/I/51BOW4WN3sL.jpg) ![1234YF AC Dye Injector with Shut Off Ball Valve & Backflow Preventor - Image 4](https://m.media-amazon.com/images/I/41CjpVo5bkL.jpg) ![1234YF AC Dye Injector with Shut Off Ball Valve & Backflow Preventor - Image 5](https://m.media-amazon.com/images/I/51h2NugDS7L.jpg) ## Questions & Answers **Q: Does it tend to leak or break readily?** A: No. No,The handle is made of high-quality and durable aluminum. the 1/4" connectors are made of brass, and thickened hose is made of durable rubber material to ensure a secure and leak-free connection. **Q: Are the capacity scales easy to read?** A: Yes, it features clear, laser-engraved markings from 1/4 oz (7.5 ml) to 2 oz (60 ml). **Q: Does this FANOVO oil injector have a backflow prevention function?** A: Yes, this FANOVO ac dye injector is designed with 1/4" female backflow prevent connector **Q: What benefits does our product have over the older version?** A: Our FANOVO oil injector features an upgraded shut-off ball valve control design, enabling simpler regulation during fluid filling. **Q: Is this product compatible with both R134a and R1234yf systems?** A: Yes, It comes equipped with quick connectors suitable for the low-pressure ports of both R134a and R1234yf. ## Frequently Bought Together - AC Oil Injector for R1234YF, R134A, R410A, HVAC Dye Oil Injector with 1/4" SAE Connector, 2 OZ Refrigerant Hand Turn AC Oil Injector Tool, for R1234YF R134A R410A Refrigerant System - REALHUNLEE Auto Air Conditioner Leak Detector Tool Flashlight Oil AC UV Dye Leak Test Detection Kit Pro 68 LED Flashlight with UV Protective Glasses - Supercool A/C Leak Detection Dye, Green, 8oz --- ## Why Shop on Desertcart? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.is/products/534586043-1234yf-ac-dye-injector-with-shut-off-ball-valve-backflow](https://www.desertcart.is/products/534586043-1234yf-ac-dye-injector-with-shut-off-ball-valve-backflow) --- *Product available on Desertcart Iceland* *Store origin: IS* *Last updated: 2026-09-17*