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Audio and visual nurse call systems for assisted living facilities, nursing homes, hospitals and outpatient medical clinics.

Traditional lights, buttons and pull cords are smartphone/WiFi integrated. Let us know what you’re trying to do and we’ll take care of you.

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Power Supply 12/24 VDC switchable, Continuous Duty, 1 AMPS, UL

Power Supply - 12/24 VDC, Switchable, Continuous Duty, 1 AMPS, UL

Product ID: P-512241A
Product SKU: P-512241A
Online Price: $289.00/each $340.00

Power Supply 12/24 VDC switchable, Continuous Duty, 1 AMPS, UL

The P-512241A power supply provides 1 amp of continuous supply current at both 12 and 24 VDC. This power supply unit is designed for use specifically with the Cornell Series System of emergency call devices. For over 4 decades Cornell Communications has been dedicated to designing and manufacturing industry leading emergency communication products which exceed our customer’s expectations. Cornell is constantly finding new, innovative ways to improve our call systems, placing emphasis on ease of use and faster response times. Installing a Cornell emergency response system will make your residents feel safer and well taken care of.


Power supply to be used with Cornell systems that require low power consumption, typically our small Series 4000 Nurse Call systems.
Rated Output: 1 amp continuous supply current at 12 VDC and 1 amp continuous supply current at 24 VDC.
Output Power: 1 amp continuous supply current at 12 VDC (switch open), 1 amps continuous supply current at 24 VDC (switch closed), insure proper setting before installation. Manufactured setting at 24 VDC.
Circuit Protection: Short circuit and thermal overload protection.


Provides 1 amp continuous supply current at 12 VDC, 1 amps continuous supply current at 24 VDC.


Slotted keyholes make it suitable for vertical wall or rack mounting.

Engineering Specifications:

The contractor shall furnish and install a CORNELL P-512241A Power Supply for use with the CORNELL Series System.

Technical Information:

  • Input Power Requirements: 115VAC/60Hz, 0.6 amps
  • Operating Environment: 50-120°F Indoor Non-condensing
  • Physical Enclosure Dimensions: 8.5” H x 7.5” W x 3.5” D
  • Mounting: Surface mounted enclosure.
  • Wiring: #18 AWG Minimum

Indicator LED Diagnostics:

Red-DC Green-AC Status
On On Normal Operating condition 
On Off Loss of AC
Off On No DC output
Off Off Loss of AC Discharge. No DC output 





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