- Set of 2 connectors for air conditioning. Includes high and low side connectors with colour coded red and blue couplers for easy identification and correct connections for R-134A systems. - Fast and efficient connect/disconnect. Designed for fast, secure connection and disconnection with high flow. Quick couplings streamline HVAC work, save time and increase efficiency during maintenance or installation. - Compatible with R-134A systems. Connectors fit R-134A service ports and A/C distributor gauges. Side connection design provides a reliable, stable connection that prevents leaks and refrigerant loss. - Safe and durable design. Connectors are designed for safety, prevent accidental refrigerant loss and minimize the risk of injury. Their outlast design ensures long lasting reliability for both professionals and DIY enthusiasts. - Applications and use scenarios: - Automotive A/C service to quickly connect gauges during refrigerant checks and topping off. - Residential or light commercial HVAC maintenance to speed up connection to service ports and gauges. - DIY projects or professional installations where reliable, leak-free connections are required for R-134A systems.