Based on this product's specifications, here are some alternatives and similar models
GARDENA 18216 Hose Connector for 19mm Hoses
Summary description:
The GARDENA 18216 hose connector is designed for 19mm (3/4 inch) garden hoses. This durable fitting ensures a secure and leak-proof connection between the hose and watering accessories. It is an essential component for efficient garden irrigation systems, allowing for quick and easy attachment and detachment of sprayers, sprinklers, or other watering tools in residential garden maintenance.