Product Specification Sheet APS060

Rev. 08/2013

PK151N Annunciator Control Unit

This Specsheet is for a product which is discontinued. Please contact us for alternative products.
Architects' And Engineers' Specifications
The annunciator control unit(s) shall be Alpha Communications® / TekTone model PK151N, or approved equal, and shall provide tone, control and power circuits needed to operate the entire annunciator/nurse-call system. The PK151N shall feature integrated circuit call tone oscillator, and DC power supply. The PK151N shall be U.L.® Listed 1069 to the latest standards. 

Low voltage wiring shall be used and positive barrier type screw terminals shall be provided for installation wiring. The PK151N shall be mountable right to the surface of the wall or in the optional model IH151N U.L.® Listed junction box cabinet. 

The PK151 shall be UL®1069 Listed only when used with the IH151N (U.L. Listed) Housing and SS106 Transformer.

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

PK151N Annunciator Control Unit
The Alpha Communications® / TekTone PK151N annunciator control unit is used only with the NC110A, NC110N, NC150NNC150R and NC200N series nurse-call and area of refuge (area of rescue) type systems and annunciators. The PK151N is used to provide tone signal, tone silencing, tone-silenced visual indication, and 24VDC for system operation. The PK151N is U.L.® Listed 1069.

The PK151N operates on 24VAC (30VA) low-voltage Class II wiring, using our model SS106 transformer. All PK151N connections are positive barrier screw terminal type.

  • Easily Installs Right on Finished Wall Surface or in Optional Junction Box
  • Operates on Safe Low-Voltage Class II Wiring
  • Positive Barrier Screw Terminal Connections
  • U.L.® Listed 1069 to Latest Standards (when used with IH151N and SS106)
  • Built-in Tone Signal Generator and Tone Silencer
Height: 9.50" (241mm)
Width: 2.38" (61mm)
Depth: 2.25" (58mm) from mounting surface
Rugged Extruded Aluminum Case
Call Tone:
Integrated circuit oscillator with steady and warble tones available.
Positive barrier type screw terminal connections. Should be installed within 50 feet of master station.
Temperature Range: 
0-50 degrees C

Note: Specifications are the minimum requirement for system operation. Some systems may require additional equipment. Contact your factory representative 

Alpha Communications
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Due to continuous product improvement, all colors, sizes, materials, finishes and specifications are subject to change without notice.