Description
The AudioCodes M1KB-D1-SBA-2AC-ES is an enhanced Survivable Branch Appliance (SBA) built on the Mediant 1000B platform and optimized for Microsoft unified communications environments. This refreshed ES-series model integrates the upgraded OSN3B high-performance server, delivering significantly improved processing power and reliability for branch survivability and enterprise voice workloads.
Designed for sites requiring dependable uptime, this configuration includes dual AC power supplies, redundant cooling, and the updated OSN hardware featuring Intel® Core™ i7 3rd-generation dual-core performance with expanded memory. It supports Microsoft Lync/Skype for Business SBA deployments and provides continuity of voice services during WAN failures.
This model replaces the older M1KB-D1-SBA-2AC version, offering superior performance and updated interfaces such as dual Ethernet ports, USB, Micro-USB console, and HDMI for local management.
| Category | Details |
|---|---|
| Product Type | Mediant 1000B Survivable Branch Appliance (SBA) |
| SKU | M1KB-D1-SBA-2AC-ES |
| Brand | AudioCodes |
| Use Case | Microsoft Lync/Skype for Business Survivable Branch Appliance |
| Processor (OSN Module) | Intel® Core™ i7 3rd Generation, Dual-Core (OSN3B) |
| Memory | 4 GB (OSN3B module) |
| OSN Platform | Upgraded OSN3B server replacing legacy OSN3 |
| Interfaces | 2× Ethernet ports, 1× USB port, 1× Micro-USB serial port, 1× HDMI port |
| Power Configuration | Dual AC power supply |
| Chassis | Mediant 1000B |
| Functionality | Provides local survivability for Microsoft voice services during WAN outages |
| Supported Software | Mediant 1000B SBA Software Version 1.1.12.30 or later |
| Status / Availability | Current, upgraded replacement for previous M1KB-D1-SBA-2AC model |
| Warranty & Support | No changes to standard support and warranty agreements |
Payment & Security
Your payment information is processed securely, and we do not store credit card details or access your credit card information.
Return Policy (Short Summary)
We offer a 30-day return window for most unopened, factory-sealed items.
Returns must be authorized before shipping back and must include all original packaging and accessories. Opened or used items are not returnable unless defective.
Some products—such as custom orders, special-order items, audio gear, software, and LED video walls—are non-returnable. Non-defective returns may be subject to a 20–30% restocking fee, and customers are responsible for return shipping costs.
For damaged or incorrect items, please contact us immediately.
Trusted by enterprise and education leaders who need AV done right
Why Clients Choose AVENDOR for Pro AV Projects
A clear difference in expertise, service, and speed.
You may also like









