Available. The WAGO 2004-1304 is a 3-conductor through terminal block designed for industrial automation applications, particularly in hazardous environments. This terminal block accommodates wire sizes up to 4 mm² and is suitable for Ex e II and Ex i applications, ensuring safe and reliable connections in explosive atmospheres. It features side and center marking for easy identification and is compatible with DIN-rail sizes 35 x 15 and 35 x 7.5. The terminal block utilizes WAGO's Push-in CAGE CLAMP® technology, facilitating quick and secure wire connections. The blue color coding aids in easy identification within control panels and electrical systems. This product is ideal for applications requiring robust and secure electrical connections in industrial settings, especially where explosion protection is necessary.