Knife switches are basic components for any electrical lab. These switches are mounted on plastic base and features metal poles and knives for easy connections. Educators use these knife switches to explain open electrical circuits. Rated at 5A.

With transparent glass body, quick blow type, 20 mm long.

M.E.S. cap.

Terminals on these lamp boards let you connect lamps in series or parallel. The lamp board features removable shunt wires that allow for quick changing from parallel to series or any combination of the two. All units have plastic bases with rubber feet. Small incandescent bulbs are included. Available in three or five-socket sizes.