Y-splitters are not a specific brand but a type of product commonly used in industrial and electrical applications. These devices are designed to split a single input into two outputs, often used in cable management, plumbing, and pneumatic systems. They are manufactured by various companies worldwide, including industrial suppliers like Grainger and Radwell, which offer a wide range of Y-splitters for different industries. For example, Radwell (USA) provides Y-splitters for automation and control systems, while Grainger (USA) supplies them for electrical and fluid handling applications. These products are essential in sectors such as manufacturing, HVAC, and telecommunications.