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Doorphone – Trunk Port FXO Vandal Proof

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The Algo 3226 Trunk Port FXO Doorphone Provides a Simple-to-Install Telephone-Integrated Entry Security Intercom Solution for Business and Residential Applications!

  • Visitors cause a telephone to ring which enables conversation when answered and the capability to allow remote entry using door release features
  • Single-pair wiring to the digital door station enables fast and easy retrofit in residential doorbell replacement or elevator cars
  • Provides superior voice quality over 4-wire analog systems that use a simple speaker and call button
  • The illuminated call button is easy to find in the dark and is suitable for outdoor environments
  • Digital Signal Processor (DSP) speech technology provides echo cancellers and adaptive noise reduction for superior communication in adverse conditions due to weather, traffic, or other background noise
  • A door control relay can connect to any type of door release or gate activation system and includes a 24 V 0.3 A power source for low power 24 V door strikes (customer provided)
  • Additionally, there are low current programmable inputs and outputs at both control unit and intercom station for door sensing, door unlock switch, door unlock override, auxiliary call buttons, or telephone status such as ringing or in-use
  • The 3226 Trunk Port FXO Doorphone is provided in kit form and consists of a Doorphone Controller, Door Station, Power Supply, mounting gaskets, and basic cabling and connectors.
  • Single pair digital Door Station flush or surface mount makes installation makes new or retrofit installation easy
  • Digital speech technology provides superior voice quality
  • Integrated door control relay with 24 V power source
  • Caller Line ID to telephone helps users easily differentiate door calls from standard call
  • Programmable control outputs at controller and Door Station provide flexibility and reduce wiring requirements
  • Programmable control inputs at controller and Door Station
    System is configurable through software via USB, or by telephone through touch-tone (DTMF) commands
  • Global regulatory compliance, RoHS, CEC Energy compliant
  • Out-of-Box plug and play installation requiring no special tools or additional equipment
  • 1 year Algo manufacturer’s warranty
BTP Model: AL-3226V
MFR Part: 3226V

Additional information

Weight 5 lbs
Dimensions 12 × 7 × 10 in


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User Guide AL-3226V

Data Sheet AL-3226V

Our Unmatched, Value-added Service Saves You Time, Money and Hassles:

  • Experienced consultants help you choose exactly the products you need, preventing unnecessary purchases
  • Free user setup help and training
  • 100% satisfaction guaranteed
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  • Same-day response to emails
  • Same-day shipping
  • Full warranty facilitated by BTP


For customer service, sales inquiries, and technical support, contact us Monday–Friday, 8-5 Pacific Time. (After-hours messages and emails are promptly returned the following business day.)

Call: 800-457-4287 or 425-649-9262

Email: info@btpi.com

Special order, 1-2 weeks.

Sometimes this item is not in stock, due to low demand. In this case, expect a phone call or email from BTP Customer Service letting you know the estimated ship date.

If your order includes other products that are in stock, we will give you the option of waiting until all items are in stock to receive your order, or you may request a partial shipment of in stock item(s) with the special order item(s) to follow when available.

BTP does everything possible to eliminate delays and unnecessary expense associated with returns. At least two members of the BTP team will review your order for accuracy. If we have any questions or concerns about your order, such as two incompatible products, we will contact you right away.


“I wanted to pass along a thank you for the help Marlana Dutcher has provided. She spent a good deal of time with me on the phone and viaRead more

Mike F., Olympia, WA