Typical applications include hazardous locations such plants where plastics, paints, thinners and petrochemicals are manufactured and in other areas where ignitable vapors, dust, moisture and corrosive elements may be present. Available for fire alarm hearing impaired; produces 65 flashes per minute Arrangement of heat‑producing components results in more efficient heat dissipation for cooler fixture operation; it operate safely in high ambient temperatures Minimum operating temperature is ‑25 C (‑13 F) Safe, easy servicing without disconnecting any wiring. Patented "wireless" design. Threading of fixture unit onto mounting hood makes electrical connection. The only wiring required is attaching two wires to connection block in mounting hood. Connection Acme double‑lead threads speed installation and fixture removal from mounting hood – only half as many turns are required as for single‑lead threads. The threads do not stick or gall, eliminating the troublesome problems often encountered with sing Factory sealed. External seals not required. All threaded joints are flame‑tight Fixture is suitable for mounting globe up or globe down utilizing pendant, ceiling or wall bracket type mounts. Optional guards protect globes from damage and secure to fixture with three screws Fixtures are complete with lamp Factory installed lens available in five colors: red, amber, blue, green and clear (factory installed) Heat and impact‑resistant globes have smooth dust‑resistant exterior