EDWARDS 439DEX-6AW Bell, 6” Hazardous, 24VDC, Gray 06/01 which can be a DC

which can be a DC power supply or an audio ampli- fier (up to 80 VRMS)

F/HTG 40/90F

offering a simple retrofit to meet new codes for sleeping rooms

The speaker-strobe appliances a re among the most versatile emergency appliances of their kind

the SD-T8 is ideal for smaller duct applications where space is limited

EDWARDS 439DEX-6AW Bell, 6” Hazardous, 24VDC, Gray 06/01 which can be a DCEdwards 439DEX Series hazardous location fire alarm bells are DC vibrating bells that produce a long, continuous ringing sound. The striker continues to strike the gong in rapid fire as long as current is applied. Diode polarized models are available for use in electrically supervised circuits.