Chicago Approved, Surface/Wall Mount, Nickel-Cadmium (NiCd) Products (38 items)

Chicago Approved exit signs must meet specific rules and guidelines. Signs must be rectangular 20 gauge sheet metal with a glass or plastic face. The letters and arrows must be red on white. All exit signs must be internally illuminated with at least a 10 watt lamp.

Exit signs & emergency lights that are surface mountable are typically one sided and have a back plate that can be connected directly to a wall or flat surface.

The nickel–cadmium battery is a type of rechargeable battery using nickel oxide hydroxide and metallic cadmium as electrodes. The abbreviation NiCd is derived from the chemical symbols of nickel and cadmium. NiCd batteries have a longer shelf life of around 10 years. The NiCd batteries sold on this site are High Temperature NiCds batteries with outstanding charge/discharge characteristics at both room temperature and high temperature up to 70°C (158°F).

Warning: Batteries, battery terminals, and related accessories can expose you to chemicals including Cadmium and Cadmium compounds, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to https://www.p65warnings.ca.gov.