Product Specification Sheet APS839

Rev. 10/2016

TCBDAY AlphaBlueLight™ Series Emergency Telephone Call Box

TCBDAY Telephone Call Box
Architects' And Engineers' Specifications
The Emergency Telephone Call Box(es) shall be Alpha Communications® alphaBlueLight™ series model TCBDAY or approved equal.

The TCBDAY units are typically installed in elevators, parking garages, convenience stores, by swimming pools or other areas where an emergency call needs to be made over a conventional phone line.

Options include Strobe (blue, yellow or red), constant-on light/strobe and pole mounting kit.

Contractor shall observe all local and national electrical and building codes.

  • ADA compliant speaker phones (meets all requirements of ADA, ASME A.17 and B44 Codes for elevator emergency phones)
  • 2 year warranty
  • Braille and raised letter labeling standard
  • Designed for 120vac power (optional 12vdc or 24vdc power available)
  • External power eliminates concerns about telephone line conditions
  • Battery back-up (allows for 4 hours of full operation upon loss of power)
  • Location Message (18 second recordable message) with Human Voice Recognition
  • Programmable with up to 5 emergency numbers
  • Automatic dialer (31 digit programmable memory)
  • Optional 2-button/2-number capability
  • Onsite or remote programming
  • Programming error indicator
  • Non-volatile EEPROM memory
  • Temperature range -40°F to +150°F
  • Built-in 10 phone consolidator feature (maximum 10 ADA TCBDAY units on 1 telephone line) allows you to reach each individual phone on the same telephone line
  • NEMA 4 enclosure
  • Touch Tone operation only (Touch Tone is an AT&T registered trademark)
  • Analog telephone line required (works on both PBX & central office phone lines)
  • Compatible with VOIP networks when using an (ATA) Analog Telephone Adapter
  • Automatic answer feature
  • Audible ring
  • On hook telephone line voltage: (Off hook: 48V=3.55V and 24V=3.59V) (most standard telephone lines are 48V & many switchboard/PBX lines are 24V)
  • Loop current: (48V=23.89mA and 24V=24.32mA)
  • LED: 2vdc, 1/3 watt (lights when phone is activated and flashes when call is received)
  • Ringer equivalent number (REN): .5B
  • FCC Part 68 Registered
  • DIMENSIONS: 9.375"w (239mm) X 11.625:h (296mm) x 6.25"d (159mm)

  • Strobe (blue, red, yellow)
  • Constant-onlight/strobe
  • Pole mounting kit
Alpha Communications
42 Central Drive • Farmingdale • NY • 11735-1202 • Phone: (631) 777-5500 • Fax: (631) 777-5599
TOLL-FREE: (800) 666-4800 • Web: • Email:
Copyright© 1998-2020 Alpha Communications® - All Rights Reserved.
Due to continuous product improvement, all colors, sizes, materials, finishes and specifications are subject to change without notice.