Product Specification Sheet APS867

Rev. 12/2013

PK505 12VDC Receiver Power Supply Unit

PK505 Power Supply
Architects' And Engineers' Specifications

The 12VDC power supply unit(s) shall be Alpha Communications® / TekTone model PK505 or approved equal. Unit(s) shall provide the power circuits needed for various functions on the intercom, emergency-call or other related system(s).

Low voltage wiring shall be used and connections shall be made by use of the provided 6-foot #22AWG stranded wire whip. The PK505 is designed for indoor use only.

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

PK505 12VDC Receiver Power Supply Unit

The Alpha Communications® / Tektone PK505 is a class 2 plug-0in power supply. It is powered by 110VAC and its output supplies 12VDC with a minimum capacity of 1 amp.

The PK505 has a 2-pronged non-polarized plug, so that is can plug into any standard outlet. It includes a 6-foot #22AWG stranded wire whip.

The PK505 is typically used to power the NC505ES, NC506ES, NC507ES, NC267 and NC367 units, but can be used for other similar type devices as well.

  • 12VDC Output, minimum 1 amp
  • 2-pronged non-polarized plug
  • 6-foot #22AWG stranded wire whip

Width:  2.65" (68mm)
Height: 4.25" (108mm)
Depth:  2.25" (58mm)

Rugged ABS plastic casing.
6-foot #22AWG stranded wire whip
Primary Voltage:
110VAC, 60Hz.
Secondary Voltage:
12VDC, 1A

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.