Numens 487-004 Base, low profile, 4-terminal, 99mm

The Numens 487-004 is a low-profile, 4-terminal base designed for use with fire alarm devices. It has a diameter of 99mm, making it compact and suitable for various fire detection setups, especially where space-saving is important. The base is compatible with both 2-wire and 4-wire systems and offers a reliable connection for detectors, including options for visual and audible devices​