Aastra M5209 Digital Phone (NT4X36)

The Aastra M5209 Digital Phone (NT4X36) is a reliable business telephone designed for organizations using Nortel Meridian and Norstar phone systems. Featuring a large adjustable display, 9 programmable feature keys, and support for expansion modules, the M5209 helps users efficiently manage calls and access frequently used features.

Features

Large adjustable display
9 programmable line and feature keys
Calling and called name display
Supports Multiple Appearance Directory Numbers (MADNs)
On-hook dialing capability
In-use indicators for call status and messaging
Hold, release, and volume control keys
Compatible with Meridian M536 and M518 add-on modules
Professionally tested
Warranty included

Includes

Aastra M5209 Digital Phone
Handset
Handset Cord
Phone Line Cord
Stand

Compatibility

Compatible with supported Nortel Meridian and Norstar business phone systems.

Supports Meridian M536 and M518 add-on modules for additional line and feature expansion.

Specifications

Manufacturer: Aastra
Model: M5209 Digital Phone
Part Number: NT4X36
Product Type: Digital Business Phone
Programmable Keys: 9
Display: Large Adjustable Display
MADN Support: Yes
Expansion Module Support: Meridian M536 and M518
Warranty: Included

Why Choose the Aastra M5209 Digital Phone?

The Aastra M5209 is designed for businesses that require dependable call handling and easy access to frequently used features. Its adjustable display, programmable keys, and support for expansion modules make it a practical choice for office staff, administrators, and customer service personnel.

The phone’s support for Multiple Appearance Directory Numbers (MADNs) allows users to monitor and manage shared directory numbers efficiently. Combined with on-hook dialing and visual call indicators, the M5209 helps improve productivity in busy office environments.

Professionally Tested

Each Aastra M5209 Digital Phone (NT4X36) is professionally tested to help ensure reliable performance and compatibility with supported business phone systems. It remains a cost-effective solution for organizations looking to maintain or expand existing telecom infrastructure.

Related Products

Looking for additional Aastra and Nortel phone system equipment? Browse our selection of digital business phones, expansion modules, replacement handsets, and telecom system components.

Documentation

Need setup and operating instructions for the Aastra M5209 Digital Phone (NT4X36)?

Download the User Guide for detailed information on phone features, programming, call handling, and system operation.

Download Aastra M5209 User Guide (PDF)

Aastra M5209 Digital Phone (NT4X36)