Nortel Meridian M3900 Key Based Expansion Unit
Manufacturer Part No: 71648
Free Shipping on all orders!
Most orders ship within 1 business day.
1-year warranty-ADVANCED REPLACEMENT!; NO Restock fees!
The Meridian M3900 series expansion module provides 22 keys for any combination of lines and features. The Meridian M3904 and Meridian M3905 each support up to two expansion modules, for a total of 44 additional keys. The Key-based Expansion Module is the perfect option for busy receptionists, administrators, and managers.More Information
- Use with your Nortel M1 Option 11C PBX system
If you want to buy a certain quantity and want a volume discount, submit this form and a sales advisor will be in touch with you shortly.
Trade In and Save
Sophie Systems is proud to offer our customers an opportunity to cash in on their unneeded or old equipment. When trading in your equipment you will have the peace of mind knowing that your old electronics are going to be disposed of in an environmentally friendly manner not in a landfill all the while getting a discount on the equipment you buy.
To participate in the trade in program simply inform your sales advisor that you would like to trade in your equipment. Sophie Systems will even provide you with a prepaid UPS shipping label to send us your goods.
Looking for a manual for your product?
Check out our free product manual directory by clicking here.
Needs to find a local technician to service your equipment?
Our map of local technicians can help you find experts in your area that can help. Click here to view map
Need help adjusting the time?
We provide a tutorial on setting the clock on major phone system brands here.
Need to contact the product manufacturer? click here
to see a directory of their phone numbers.