Ahuja APZ-503TM Digital Program Zone Controller
- Genuine Ahuja Digital Program Zone Controller
- 5 Audio Inputs & 10 Zone Outputs
- Built-in MP3 Player
- 24-Hour Weekly Programmable Timer
- Multiple Schedule Programming
- PC-Based Programming Support
- 192 × 64 LCD Display
- Automatic School Bell & Announcement Control
- Background Music (BGM) Management
- 4 Program Outputs + 2 AUX Outputs
- Reliable Commercial-Grade Performance
- Ideal for Schools, Offices, Factories & Hospitals
Ahuja APZ-503TM Digital Program Zone Controller | Programmable Timer for PA Systems
The Ahuja APZ-503TM Digital Program Zone Controller is a professional programmable timer and zone controller designed to automate announcements, background music, and scheduled audio broadcasts in Public Address (PA) systems. Built with Ahuja’s renowned reliability, this controller simplifies audio management for schools, colleges, offices, factories, hospitals, airports, railway stations, hotels, shopping malls, and other commercial facilities.
Featuring 5 audio inputs, 10 programmable zone outputs, and a built-in MP3 player, the APZ-503TM allows users to schedule automatic announcements, school bells, emergency messages, and background music with precision. Its 24-hour weekly timer supports multiple schedules, reducing manual intervention and ensuring timely audio broadcasts.
The controller includes a 192 × 64 LCD display for easy programming and monitoring, while PC programming support enables convenient configuration for complex scheduling requirements. With 4 programmable outputs, 2 AUX outputs, RS422 communication, and a standard 19-inch rack-mount design, the APZ-503TM integrates seamlessly into professional PA installations.
Whether you need an automatic school bell system, scheduled office announcements, factory sirens, or multi-zone background music control, the Ahuja APZ-503TM Digital Program Zone Controller offers dependable performance, flexible programming, and crystal-clear audio for every application.
Frequently Asked Questions (FAQs)
1. What is the Ahuja APZ-503TM used for?
The APZ-503TM automates announcements, school bells, background music, and scheduled audio broadcasts in Public Address (PA) systems.
2. Does the APZ-503TM have a built-in timer?
Yes. It features a 24-hour weekly programmable timer for automatic scheduling of announcements and audio playback.
3. Can the APZ-503TM play MP3 audio files?
Yes. It includes a built-in MP3 player for automated playback of announcements, music, and scheduled messages.
4. Can I program the APZ-503TM using a computer?
Yes. The controller supports PC programming for easy schedule and system configuration.
5. Where can the Ahuja APZ-503TM be used?
It is ideal for schools, colleges, hospitals, offices, factories, hotels, shopping malls, airports, railway stations, and other commercial PA systems.
Specification
| Model | APZ-503TM |
| Brand | Ahuja |
| Product Type | Digital Program Zone Controller / Timer |
| Audio Inputs | 5 Inputs |
| Audio Outputs | 10 Zone Outputs |
| Built-in MP3 Player | Yes |
| Weekly Timer | Built-in 24-Hour Weekly Timer |
| Programming | Multiple Schedule Programming |
| Display | 192 × 64 LCD Display |
| PC Programming | Yes |
| Power Supply | AC 230V, 50Hz |
| Power Output | 4 Program Outputs + 2 AUX Outputs |
| Communication | RS422 via RJ45 |
| Mounting | Standard 19-Inch Rack Mount |
| Dimensions | 484 × 88 × 303 mm |
| Weight | Approx. 6.8 kg |
| Country of Origin | Made in India |

















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