M522 Add-on Module – Ash | Powerful Expansion for Aastra Phones

CONDITION: RE-MADE IN THE USA™ Refurbished

Part Number: NT4X43AA

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$95.00

Availability: In stock

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✅ Product Description:

M522 Add-on Module – Ash is the ultimate expansion tool for enhancing the functionality of your Aastra M5216 or M5316 business phone. This powerful module adds 22 programmable keys, each with an LCD indicator, allowing for fast access to lines, extensions, or call-handling features. Built for high-traffic users such as receptionists and call centers, the M522 streamlines communication and increases productivity.

Crafted in ash color, this durable and reliable module seamlessly matches your Aastra phone. You can attach up to two M522 units per phone, providing up to 44 additional programmable buttons. It’s an ideal solution when one phone simply isn’t enough to manage your call flow.

Important: Installation requires either a P0780135 single footstand or a P0780235 dual footstand (sold separately) to ensure secure mounting.

Enhance your workflow, reduce response times, and increase efficiency with the M522 Add-on Module – a must-have for professional phone environments.


✅ Features:

  • M522 Add-on Module – Ash offers 22 programmable keys with LCDs

  • Compatible with Aastra M5216 and M5316 phones

  • Supports single or dual module setup with correct footstand

  • Durable ash-colored housing for a professional appearance

  • Designed for high-volume users: receptionists, operators, call centers

  • Easy plug-and-play installation with Aastra models

Q&A Section:

Q: Is the M522 Add-on Module compatible with the M5316 phone?
A: Yes, the M522 is fully compatible with both M5216 and M5316 Aastra phones.

Q: Can I use two M522 modules on one phone?
A: Yes, up to two M522 modules can be connected to a single phone with the proper dual footstand.

Q: Are the footstands included with the module?
A: No, footstands must be purchased separately. Use P0780135 for a single module or P0780235 for two.

Q: Does this module come in any color other than ash?
A: The M522 is typically available in ash only to match standard Aastra phone models.

Q: Is the M522 easy to install?
A: Yes, installation is simple with the appropriate footstand and compatible Aastra phone.

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