The Phoenix Contact 0800019:0041 is a high-quality terminal block marker, designed for efficient labeling in industrial automation systems. This white Zackband, made from durable PA material with a UL 94 V2 flammability rating, is free from silicone and halogen, ensuring safety and reliability. It features horizontal printing with ascending odd numbers (41 to 59) and is suitable for terminal blocks with a width of 5.2 mm. Ideal for clear and organized wiring identification, this marker is compatible with THERMOMARK printers for customizable labeling solutions.