Skip to content
  • 🔥 Shopping spree with the biggest discounts and free shipping! 🔥
  • 🔥 Shopping spree with the biggest discounts and free shipping! 🔥
Alarm System ShopAlarm System Shop
  • Menu
    • No products in the cart.

      Return to shop

  • Cart

    No products in the cart.

    Return to shop

  • Alarm Systems
    • DSC PowerSeries NEO
    • Honeywell Resideo Alarm Systems
    • Driveway Entry Alert Alarms
    • Wireless Alarm Systems
  • Video Surveillance
    • Alarm.com Video Cameras
    • Alarm.com Video Plans
    • Security Trail Cameras
    • Surveillance Cameras
    • DVR Recorders
    • Surveillance Camera Wire & Accessories
    • Honeywell Total Connect Video
  • Alarm Monitoring
    • Alula Security Services
    • Central Station Alarm Monitoring Services
    • Alarm.com Services
    • Alarm.com Interactive Service Add-ons
    • Total Connect 2.0 Package Monitoring Add-Ons
    • Uplink Security Services
  • Alarm Parts & Accessories
    • Hardwired Sensors Detectors
    • Alarm System Parts and Accessories
    • Wire & Installation Supplies
    • Z-Wave Home Automation Devices
    • GPS Trackers
    • Alarm Communicators
Home / Alarm Parts & Accessories / Alarm System Parts and Accessories
  • Altronix Ultra Sensitive Relay Module -Alarm System Shop altronix ultra sensitive relay module 605694
  • TANE 34TCWH 3/4" White Contact -Alarm System Shop tane 34tcwh 34 white contact 853332
-30%
DSC PTC1640 System Power Transformer (16.5vac, 40va)
DSC PTC1640 System Power Transformer (16.5vac, 40va) - Image 2
DSC PTC1640 System Power Transformer (16.5vac, 40va) - Image 3
DSC PTC1640 System Power Transformer (16.5vac, 40va) -Alarm System Shop PTC1640 Side
DSC PTC1640 System Power Transformer (16.5vac, 40va) -Alarm System Shop dsc ptc1640 system power transformer 165vac 40va 970537

DSC PTC1640 System Power Transformer (16.5vac, 40va)

$13.95 Original price was: $13.95.$9.77Current price is: $9.77.

SKU: YWXHC 7037349061 Categories: Alarm Parts & Accessories, Alarm System Parts and Accessories Tags: 16.5v, Alarm System Accessories, Dsc 1640, Transformer
  • Your needs, our top priority.
  • Efficient and effective customer service, online.
  • Streamlined service, designed for your convenience.
  • Green products, guaranteed.
Browse
  • Alarm Monitoring
    • Alarm.com Interactive Service Add-ons
    • Alarm.com Services
    • Alula Security Services
    • Central Station Alarm Monitoring Services
    • Total Connect 2.0 Package Monitoring Add-Ons
    • Uplink Security Services
  • Alarm Parts & Accessories
    • Alarm Communicators
    • Alarm System Parts and Accessories
    • GPS Trackers
    • Hardwired Sensors Detectors
    • Wire & Installation Supplies
    • Z-Wave Home Automation Devices
  • Alarm Systems
    • Driveway Entry Alert Alarms
    • DSC PowerSeries NEO
    • Honeywell Resideo Alarm Systems
    • Wireless Alarm Systems
  • Uncategorized
  • Video Surveillance
    • Alarm.com Video Cameras
    • Alarm.com Video Plans
    • DVR Recorders
    • Honeywell Total Connect Video
    • Security Trail Cameras
    • Surveillance Camera Wire & Accessories
    • Surveillance Cameras
Recently Viewed
  • 500 Ft. Roll Of 18 Ga. 4 Conductor Solid FIRE Wire 500 Ft. Roll Of 18 Ga. 4 Conductor Solid FIRE Wire $229.95 Original price was: $229.95.$97.99Current price is: $97.99.
  • Description
  • Reviews (0)

NOTE: DSC has ceased to make their own transformers. In an effort to help customers locate this transformer as needed we have opted to keep this part number active for the time being and simply provide an alternate transformer of the same specification as the DSC PTC1640 model.

DSC PTC1640 power transformer. 16.5 volts AC, 40 VA. For use with most all brands and models of alarm systems, including DSC, GE Caddx, Ademco and others. This model is an upgraded version of the DSC PTD1640.

Reviews

There are no reviews yet.

Be the first to review “DSC PTC1640 System Power Transformer (16.5vac, 40va)” Cancel reply

Related products

-30%
Honeywell L5000 Lynx Touch Power Transformer
Quick View

Alarm Parts & Accessories

Honeywell L5000 Lynx Touch Power Transformer

$15.75 Original price was: $15.75.$11.03Current price is: $11.03.
-30%
DSC BD712 System Backup Battery (12 Volt 7 Amp)
Quick View

Alarm Parts & Accessories

DSC BD712 System Backup Battery (12 Volt 7 Amp)

$26.00 Original price was: $26.00.$18.20Current price is: $18.20.
-30%
500 Ft. Roll Of 22 Ga. 4 Conductor Solid Wire
Quick View

Alarm Parts & Accessories

500 Ft. Roll Of 22 Ga. 4 Conductor Solid Wire

$77.95 Original price was: $77.95.$54.57Current price is: $54.57.
-30%
TANE 60QCBR Mini Surface Mount Brown Contact 10 Pack
Quick View

Alarm Parts & Accessories

TANE 60QCBR Mini Surface Mount Brown Contact 10 Pack

$33.00 Original price was: $33.00.$23.10Current price is: $23.10.
-30%
Sump Pump Alarm Float Switch CS1829C/O
Quick View

Alarm Parts & Accessories

Sump Pump Alarm Float Switch CS1829C/O

$29.95 Original price was: $29.95.$20.97Current price is: $20.97.
-30%
DSC AC100 Acuity Glassbreak Sensor
Quick View

Alarm Parts & Accessories

DSC AC100 Acuity Glassbreak Sensor

$56.95 Original price was: $56.95.$39.87Current price is: $39.87.
-30%
System Sensor CO1224T Carbon Monoxide Detector
Quick View

Alarm Parts & Accessories

System Sensor CO1224T Carbon Monoxide Detector

$103.95 Original price was: $103.95.$72.77Current price is: $72.77.
-30%
Alarm.com Connected Car Service For $6.50/month NO CONTRACT
Quick View

Alarm Parts & Accessories

Alarm.com Connected Car Service For $6.50/month NO CONTRACT

$12.00 Original price was: $12.00.$8.40Current price is: $8.40.
ABOUT US
  • About Us
  • FAQ
  • Returns & Exchanges
  • Delivery
  • Contact Us
LEGAL
  • Privacy Policy
  • Payment Method
  • Shipping Policy
  • Term and Conditions
MY ACCOUNT
  • Cart
  • Checkout
  • My account
  • Wishlist
Signup for Newsletter

Sign up for exclusive offers, original stories, events and more.

    Copyright © 2026 Alarm System Shop. All rights reserved.
    • Alarm Systems
      • DSC PowerSeries NEO
      • Honeywell Resideo Alarm Systems
      • Driveway Entry Alert Alarms
      • Wireless Alarm Systems
    • Video Surveillance
      • Alarm.com Video Cameras
      • Alarm.com Video Plans
      • Security Trail Cameras
      • Surveillance Cameras
      • DVR Recorders
      • Surveillance Camera Wire & Accessories
      • Honeywell Total Connect Video
    • Alarm Monitoring
      • Alula Security Services
      • Central Station Alarm Monitoring Services
      • Alarm.com Services
      • Alarm.com Interactive Service Add-ons
      • Total Connect 2.0 Package Monitoring Add-Ons
      • Uplink Security Services
    • Alarm Parts & Accessories
      • Hardwired Sensors Detectors
      • Alarm System Parts and Accessories
      • Wire & Installation Supplies
      • Z-Wave Home Automation Devices
      • GPS Trackers
      • Alarm Communicators
    • Login

    Login

    Lost your password?

    Register

    Your personal data will be used to support your experience throughout this website, to manage access to your account, and for other purposes described in our privacy policy.