It is designed to ensure safe and efficient waste management in laboratory environments. It features a freely movable PTFE insert for reliable sealing and connection. This cap includes four UNF1/4" ports suitable for capillaries with outer diameters of 1.6, 2.2, and 3.2 mm, one GL14 port for attaching an optional b.safe exhaust air filter (filter not included), and one NPT1/8" port compatible with hose olives for tubing with inner diameters of 5.5 to 8 mm. The waste cap comes with a permanently mounted 400 mm cable for connection to the b.safe display unit, enabling electronic fill-level monitoring. Additionally, a red indicator pin provides visual monitoring of the fill level, ensuring safe and controlled waste disposal.