Description
The S412 by Yeastar is an IP PBX appliance that fits a lot of the businesses we advise. You get room for 8 users along with 8 FXS ports. Below we explain who it suits and what to know before choosing it.
How we can help
Choosing between on-site and hosted is a big decision. We help you weigh both, and if the S412 wins, we configure it before it ships.
Who we recommend it for
- Businesses with existing analog gear
- Companies comparing on-site and hosted systems
- Regulated industries
Features worth knowing
- Handles up to 8 calls at once, so busy hours are covered
- Sized for teams of up to 8 users
- 8 FXS port(s), so existing analog phones and fax keep working
- 4 FXO port(s) if you need to keep some copper lines
- 4G LTE as a backup path when the wired line has a bad day
- Keeps ISDN BRI lines in service during a move to VoIP
- Built-in security features to protect calls and settings
Specifications
| Brand | Yeastar |
|---|---|
| Model | S412 |
| Manufacturer part number | S412 |
| Product type | IP PBX Appliance |
| Concurrent calls | 8 |
| Users | 8 |
| FXS ports | 8 |
| FXO ports | 4 |
| Cellular | 4G LTE |
| Digital trunk | ISDN BRI |
What you receive
You receive the S412 in its original packaging. If a particular cable or mount matters to you, ask and we will confirm.







