Product details Product Description ST-520D Refrigerant Recovery Unit | 1HP | Digital | R32 Compatible | Super Stars The ST-520D Refrigerant Recovery Unit by Super Stars is an advanced HVAC tool designed for efficient recovery of refrigerants from air conditioning and refrigeration systems. It supports a wide range of refrigerants including R32, R410A, R134a, and more, making it suitable for modern HVAC applications. This unit features a brushless DC motor with oil-less piston compressor technology, ensuring high efficiency, low maintenance, and safe operation with flammable refrigerants. The integrated digital display and intelligent control system allow precise monitoring and easy operation. With its compact design, lightweight structure, and one-button operation, the ST-520D is ideal for both field technicians and workshop environments. It also includes advanced features like self-clearing function and high-pressure protection, enhancing safety and performance. Key Features Digital display with intelligent control system Suitable for R32, R410A, R134a, R404A, etc. Brushless DC motor (safe & efficient) Oil-less air-cooled piston compressor Self-clearing function (prevents refrigerant mixing) One-button easy operation Compact and lightweight design Built-in high-pressure protection Technical Specifications Specification Details Model ST-520D Brand Super Stars Product Type Refrigerant Recovery Unit Refrigerants R32, R410A, R134a, R404A, etc. Voltage 220–240V Frequency 50/60 Hz Motor Power 750W (1 HP) Motor Speed 2500 rpm Max Current 6 A Compressor Type Oil-less, Air-cooled, Piston Recovery Type Vapor / Liquid Safety Auto Shut-off (38.5 bar) Operating Temperature 0°C to 40°C Dimensions 375 × 250 × 320 mm Weight approx. 10 kg Applications Refrigerant recovery in HVAC systems Air conditioning servicing & maintenance Refrigeration system repair Gas recovery before system repair Workshop and field operations Frequently Asked Questions (FAQs) Q1: What is ST-520D used for?It is used to recover refrigerant gas from HVAC systems safely and efficiently. Q2: Which refrigerants does it support?It supports R32, R410A, R134a, R404A and other common refrigerants. Q3: What type of compressor does it use?It uses an oil-less air-cooled piston compressor with a brushless motor. Q4: Is it suitable for flammable refrigerants?Yes, the brushless motor design makes it safe for R32 and similar gases. Q5: What is the benefit of self-clearing function?It prevents mixing of different refrigerants inside the system. View More View Less