Alpha LI404B Stand-Alone Strobe Unit+Delay

Stand-Alone Strobe Unit+Delay Requires 24VDC for Use. Installs onto 2-Gang Flush Box (May Require PK601A and SS106). The Alpha Communications® / TekTone LI404B is a high-intensity remote visual signaling device use with IA543, PK543, PK543A, PK205, or PK292A amplifier apartment systems, optionally IA502 PK502B transfer relay(s).

The unit primarily in locations where hearing-impaired persons supplemental call notification, but can be used anywhere that indication of an incoming desired. bright light flashes once second approximately 15-20 seconds when detected.

The installed most standard single double gang electrical boxes similar indoor openings. It not weatherproof therefore should any outdoor applications. Installation facilitated by simple connections to pre-mounted circuitry complement mounting hardware. LI404B's portion meets ADA UL® 1971 requirements.

• LI404B Unit
• System Amplifier: may related system components (IA502 relays, IS, IR & TA apt. stations, CM AM VI entrance panels)
• PK601A Power Supply (requires SS106 transformer power). One (1) per amplifier(s) shown above, as stand-alone strobe(s)