About Product

Highlight

Dual Refrigerant Compatibility: Works with R134a and R1234yf for versatile car AC repair
Fully Automatic Functionality: Handles recovery, vacuuming, charging, and leak detection
Wide Application Range: Suitable for petrol, hybrid, and electric vehicles
High-Precision Scales: 5 high-precise electronic scales for accurate measurements
Deep Recovery Mode: Improves efficiency up to 95%, enhancing performance

 

About Us

Guangzhou Karjoys Auto Equipment Co., Ltd. is a leading manufacturer of auto service equipment, specializing in tire inflation systems and repair tools. With 20000 square meters of production space and 800+ employees, the company offers OEM/ODM products and ensures 100% quality testing. It holds CE certification and provides one-year warranties, emphasizing quality, innovation, and customer-centric service. Customer service is a big advantage that we possess, One-stop Professional car Repair Equipment Solution. We understand equipment is not a product that you just sell and forget, instead it requires constant maintenance and serice, Only the service can make the business succeed in the long run, not the cheap nice, not the fancy look. When there is a technical question, we will answer it in a timely manner with detailed information, we not only use words to explain, but we also like to provide photos and videos to help you understand better, so you can provide support and solutions to end user. Thanks to our experience and know-how, we have FAQ's & Trouble shooting with the most relevant problems and best solutions. We have technical documents, such as user manuals, service videos installation instructions spare parts exploded views

                         

FAQs

What is your terms of packing

Generally, we pack our goods in neutral cartons. If you have legally registered patent, we can pack the goods in your branded boxes after getting your authorization letters

What is your terms of payment

T/T 30% as deposit, and 70% before delivery. We'll show you the photos of the products and packages before you pay the balance

What is your terms of delivery

EXW, FOB, CFR, CIF, DDU

How about your delivery time

Generally, it will take 30 to 60 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order

Can you produce according to the samples

Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures

What is your sample policy

We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the courier cost

Do you test all your goods before delivery

Yes, we have 100% test before delivery

How do you make our business long-term and good relationship

1. We keep good quality and competitive price to ensure our customers benefit ; 2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from

Karjoys presents the Karjoys Dual System A/C Machine for R134a&R1234yf Refrigerant Dual Gas Automatic A/C Recycling and Refueling Machine, a professional-grade solution engineered to meet modern automotive air conditioning service demands. This innovative unit combines versatile compatibility with advanced automation to deliver precise, efficient, and reliable A/C maintenance. Built for workshops and service centers adapting to evolving refrigerant standards, the Karjoys dual refrigerant A/C unit is designed to handle both R134a and R1234yf refrigerants seamlessly while offering robust functionality for recovery, recycling, evacuation, and recharge operations

Product Overview and Features

The Karjoys Dual System A/C Machine provides a comprehensive suite of capabilities tailored to technicians who require multi-refrigerant support. As a dual refrigerant A/C unit, it is configured to switch between R134a recharge tech procedures and R1234yf A/C service workflows with minimal configuration time. The device integrates automatic refrigerant identification, digital mass flow metering, and high-precision charging to ensure accurate top-offs and full system recharges using either refrigerant type. This level of automation establishes the Karjoys as a leading option for shops focused on automatic A/C recycling trends and adopting best practices for environmental compliance

Key technical highlights include an intelligent refrigerant management system that stores service history, tracks refrigerant consumption, and monitors system pressures in real time. The machine’s vacuum pump and oil drain system are optimized for fast and complete evacuation, and the built-in filters and separators ensure efficient recovery and recycling of refrigerant with minimal loss. The unit’s ergonomic interface and multilingual touchscreen streamline routine procedures, simplifying training and accelerating service throughput

Applications and Use Cases

The Karjoys dual refrigerant A/C unit is ideal for automotive service centers, bus and fleet maintenance depots, and specialized A/C shops that operate across diverse vehicle makes and models. As vehicle fleets transition from R134a to R1234yf refrigerants, the need for adaptable equipment grows. The Karjoys machine supports this transition by enabling technicians to perform R1234yf A/C service alongside conventional R134a recharge tech methods without maintaining separate machines or risking cross-contamination

This A/C machine is suited for:

- Routine A/C maintenance including leak detection, vacuuming, oil replacement, and refrigerant recharge

- Fleet conversions and servicing mixed-fleet environments where both refrigerants are present

- Workshops implementing automatic A/C recycling trends focused on minimizing refrigerant emissions and maximizing recovery efficiency

- Mobile service units that require compact, dual-function equipment to support on-site repairs

Innovation and Technical Advantages

Karjoys engineered the Dual System A/C Machine with a focus on reliability, regulatory compliance, and operational efficiency. One major innovation is the dual-circuit architecture that prevents refrigerant cross-contamination and allows independent calibration for R134a recharge tech and R1234yf A/C service processes. This architecture, paired with automatic oil management and electronic leak detection, reduces the risk of service errors and improves long-term performance of vehicle A/C systems

Another advantage is the precision charging system, which employs a mass-flow controller to deliver exact refrigerant quantities, crucial when following manufacturer specifications for both R134a recharge tech routines and R1234yf A/C service. Accurate charging helps prevent over- or under-charging, thereby improving comfort, fuel economy, and system longevity. The unit’s automated procedures also reduce technician workload and standardize service quality, aligning with broader automatic A/C recycling trends that emphasize repeatability and environmental stewardship

Technical specifications supporting these innovations include high-efficiency compressors and vacuums for rapid system evacuation, advanced filtration for contaminant removal during recycling, and integrated printers or digital logs for compliance documentation. The Karjoys software suite supports firmware updates, enabling the unit to adapt to future refrigerant standards and diagnostic protocols

Operational Efficiency and Compliance

With growing regulatory scrutiny on refrigerant handling and emissions, the need for compliant, high-efficiency equipment has never been greater. Karjoys addresses this through automated recovery and recycling functions that meet or exceed international environmental standards. The machine’s recovery rates are optimized for both R134a recharge tech and R1234yf A/C service scenarios, and its leak detection sensitivity helps technicians locate and repair faults before refrigerant loss occurs

The Karjoys dual refrigerant A/C unit simplifies regulatory record-keeping by maintaining digital service logs, including refrigerant types used, quantities recovered and charged, and maintenance activities. This feature supports compliance with refrigerant tracking mandates and provides customers with transparent service documentation. The device’s safety features, such as overpressure protection, automatic shutoff, and refrigerant-specific handling protocols, protect both technicians and vehicle systems during service

User Experience and Training

Karjoys prioritizes user-centric design to make complex A/C procedures accessible. The machine’s user interface guides technicians through step-by-step procedures for R134a recharge tech and R1234yf A/C service operations, from initial connection and evacuation to precise recharge and final system verification. Context-sensitive prompts and error notifications reduce training time and lower the risk of improper operation

For shop managers, the unit’s reporting functions and consumable tracking help in inventory planning and cost management. Technicians benefit from quick-switch capabilities that allow them to transition between refrigerant types with minimal downtime, an essential feature in busy service environments handling diverse vehicle platforms

Durability and Maintainability

Karjoys built this dual refrigerant A/C unit with durable components suited to daily workshop use. Robust pumps, corrosion-resistant lines, and easily accessible service points reduce downtime and simplify preventative maintenance. The modular design enables rapid replacement of common wear parts, while the machine’s internal diagnostics detect and flag issues early, promoting proactive service and extending equipment life

Market Differentiation

What sets Karjoys apart is the integration of dual-refrigerant capability into a single, compact, and highly automated machine. This approach eliminates the need for separate R134a recharge tech and R1234yf A/C service tools, reducing capital expenditure and workspace footprint. The Karjoys Dual System A/C Machine responds to the market’s shift toward automatic A/C recycling trends by offering seamless refrigerant management, high recovery efficiency, and precision charging for both refrigerant types. It is a future-ready investment for shops committed to delivering high-quality A/C service across evolving refrigerant landscapes

The Karjoys Dual System A/C Machine for R134a&R1234yf Refrigerant Dual Gas Automatic A/C Recycling and Refueling Machine is a powerful, versatile, and compliant solution for modern A/C service demands. Combining the strengths of an advanced dual refrigerant A/C unit with the precision of R134a recharge tech and the forward-looking capability for R1234yf A/C service, Karjoys delivers a tool that enhances workshop efficiency, supports environmental best practices, and future-proofs service operations. For automotive professionals seeking reliable, automated, and multi-refrigerant functionality, the Karjoys dual system represents a pragmatic and innovative choice