The OBO Bettermann Device lining box 2003709 is a windproof junction box measuring 60 mm x 66 mm. It is typically used for securely housing electrical connections in buildings. This product is available in a pack of 25 pieces and is ideal for installations requiring robust environmental protection. https://elecena.pl/product/28471363/obo-bettermann-2003709-windproof-device-lining-box-flush-mounted-25pcs 2025-04-17 https://elecena.pl/product/28471363/obo-bettermann-2003709-windproof-device-lining-box-flush-mounted-25pcs 2026-06-13