The Fischer Elektronik Insulating Bush IB4 has been well manufactured using Polyamide 4.6, GF reinforced, and is specially developed for plastic transistors (single-semiconductors, UL 94 V-0). * Form stability: -40 °C ... +250°C (1.8 MPa) * Dielectric strength >30 kV/mm * Class of flammibility UL 94 V-0 * External diameter 3/4.2mm https://elecena.pl/product/27234933/fischer-elektronik-ib-4-insulating-bush-ib4 2024-11-11 https://elecena.pl/product/27234933/fischer-elektronik-ib-4-insulating-bush-ib4 2026-05-27