Siemens Connection terminal for pin busbars, 35mm²Product Overview The Siemens 5ST3770 0HG is a connection terminal designed for use with 35 mm pin type busbars in low voltage distribution systems. As part of the SENTRON accessory portfolio, it enables safe, reliable electrical connection between busbars and associated protection or switching devices within distribution boards and industrial control panels. Key Features Connection terminal for 35 mm pin busbars Suitable for use in SENTRON low voltage