SLZB Models Overview
SLZB Series Overview
TIP
Executive summary:
SLZB-06 series - can run Zigbee and Thread (and capable for Multiprotocol, but not recommended by Home Assistant and deprecated), connects over Ethernet, could be powered by PoE or Type-C (if you do not have PoE - can connect Ethernet and power with Type-C). Support Wi-Fi and Bluetooth (BT is based on ESPHomne firmware). Could be used as Zigbee Coorinator, Zigbee Router or Open Thread Border Router (all models);
SLZB-MR series - supercool version with two radios for Zigbee and Thread networks at the same time, connected over Ethernet, could be powered by PoE or Type-C (if you do not have PoE - can connect Ethernet and power with Type-C). Support Wi-Fi and Bluetooth (BT is based on ESPHomne firmware). Could be used as Zigbee Coorinator, Zigbee Router AND Open Thread Border Router at the same time;
SLZB-07 series - can run Zigbee and Thread (and Multiprotocol, but not recommended by Home Assistant and deprecated), connects over USB. Could Zigbee Coorinator, Zigbee Router or Open Thread Border Router (all models);
More Detailed Summary:
- SLZB-06 Series
Triple radio:
Based on CC26XX (TI) and EFR32XX (Silicon Labs) SoCs. Silicon Labs models support Zigbee + Thread via Multiprotocol firmware, but this is not recommended by Home Assistant (see FAQ). Powered by SLZB-OS with full feature set including web UI, VPN, OTA, scripting, and native Home Assistant integration. |  |
- SLZB-MR Series
Quadruple radio:
Supports true simultaneous Zigbee and Thread operation on separate SoCs (e.g., ZHA + Zigbee2MQTT or dual Thread networks). Powered by SLZB-OS with full feature set identical to SLZB-06 series. |  |
- SLZB-07 Series
| Supercompact USB-based coordinator with 1 radio SoC (TI or Silicon Labs). Designed for low power, plug-and-play setups (Raspberry Pi, miniPC, etc.). Benefits from full SLZB firmware stack with preconfigured compatibility. |  |
SLZB Series – Tech Details
Please find HIGH LEVEL OVERVIEW of SLZB Series below:
| Feature / Model Series | SLZB-06 Series | SLZB-MR Series | SLZB-07 Series |
|---|---|---|---|
| Models in Series | 5 models (06, 06M, 06p7, 06p10, 06Mg24) | 3 models (MR1, MR2, MR3) | 4 models (07, 07p7, 07p10, 07Mg24) |
| Zigbee Support | ✅ | ✅ | ✅ |
| Thread Support | ✅ | ✅ Native on separate SoC | ✅ |
| Wi-Fi Support | ✅ | ✅ | ❌ |
| Bluetooth Support | ✅ | ✅ | ❌ |
| Radio SoC 1 (Zigbee/Thread) | CC26XX or EFR32XX Series | EFR32XX Series | CC26XX or EFR32XX Series |
| Radio SoC 2 (Thread/Zigbee) | ❌ | CC26XX Series | ❌ |
| Radio SoC 3 (Wi-Fi/Bluetooth) | ✅ ESP32 2×240 MHz | ✅ ESP32 2×240 MHz | ❌ |
| Radio Count | Triple (Zigbee or Thread + Wi-Fi + Bluetooth) | ✅ Quadraple (Zigbee + Thread + Wi-Fi + Bluetooth) | Single (Zigbee or Thread) |
| Ethernet Support | ✅ | ✅ | ❌ |
| Ethernet-to-Wi-Fi bridge mode | ✅ | ✅ | ❌ |
| PoE Support | ✅ Active / 802.3af 48V | ✅ Active / 802.3af 48V | ❌ |
| USB Connectivity | ✅ | ✅ | ✅ |
| Form Factor | Compact with 1x Antenna | Compact with 2x Antennas | Ultra-Compact USB with 1x Antenna |
| Antenna Count | 2 Antennas | 3 Antennas | 1 Antenna |
| Antenna Type | External 5dB (Zigbee/Thread) + Internal (Wi-Fi/Bluetooth) | 2× External 5dB (Zigbee and Thread) + Internal (Wi-Fi/Bluetooth) | External 3dB (Zigbee/Thread) |
| Target Use Case | General & Industrial | Advanced / Multi-mesh | Plug-and-play USB |
| Multi-Network Support | ❌ | ✅ | ❌ |
| Max Device Scalability | ~150–400 devices, depending on model | ~300–750 devices, depending on model | ~150–400 devices, depending on model |
| Zigbee2MQTT Compatible | ✅ Plug-and-Play | ✅ Plug-and-Play | ✅ Plug-and-Play |
| Home Assistant ZHA Compatible | ✅ Plug-and-Play | ✅ Plug-and-Play | ✅ Plug-and-Play |
| Open Thread Border Router Compatible | ✅ Plug-and-Play | ✅ Plug-and-Play | ✅ Plug-and-Play |
WARNING
Some EFR32-based models support Zigbee + Thread via Multiprotocol firmware, but this is not recommended by Home Assistant, see FAQ section here.
SLZB-06 Models
The SLZB-06 series is a versatile line of PoE-enabled Zigbee and Thread coordinators built for reliability, performance, and advanced integration scenarios. Featuring USB, Ethernet, and 802.3af PoE connectivity options, these models are ideal for both residential smart homes and industrial environments.
Each SLZB-06 model includes a powerful Zigbee/Thread radio (based on either Texas Instruments CC26XX or Silicon Labs EFR32MG SoCs) and an onboard ESP32 that runs SLZB-OS - a secure operating system with web-based configuration, OTA updates, scripting, Home Assistant support, and VPN capabilities.
Use the table below to compare models based on SoC type, wireless protocol support, maximum Zigbee device capacity, and recommended integration method.
| Feature | SLZB-06 | SLZB-06M | SLZB-06MG24 | SLZB-06P7 | SLZB-06P10 |
|---|---|---|---|---|---|
| Radio 1 – SoC Type | CC2652P | EFR32MG21 | EFR32MG24 | CC2652P7 | CC2674P10 |
| Radio 1 – Manufacturer | Texas Instruments | Silicon Labs | Silicon Labs | Texas Instruments | Texas Instruments |
| Maximum Connected End Devices | up to 200 | up to 200 | up to 350 | up to 300 | ✅ up to 400 |
| Best for | Zigbee2MQTT | ZHA | ZHA | Zigbee2MQTT | Zigbee2MQTT |
| Good with | ZHA | Zigbee2MQTT | Zigbee2MQTT | ZHA | ZHA |
| Zigbee Support | ✅ All models nativelly support Zigbee | ||||
| Thread Support | ✅ Supported on all models nativelly | ||||
| Wi-Fi Support | ✅ Native support 2.4 GHz, including Ethernet-to-Wi-Fi Bridge mode | ||||
| Bluetooth ESPHome Support | ✅ All models support BLE via ESP32 and ESPHome integration | ||||
| Powered by SLZB-OS | ✅ Yes, out of the box | ||||
| Multiprotocol | No | Yes | Yes | No | No |
| Note | Multiprotocol mode is not recommended by Home Assistant. See FAQ item: "What is the current state of multiprotocol support?" . | ||||
SLZB-MR Models
The SLZB-MR series represents the most advanced line of Zigbee and Thread coordinators available on the market. These devices feature quad-radio configurations, enabling simultaneous operation of multiple Zigbee networks or parallel Zigbee and Thread infrastructures on physically separated chips.
Each model includes two independent radio SoCs (one from Texas Instruments and second from Silicon Labs), along with an onboard ESP32 running SLZB-OS. This architecture eliminates the limitations of multiprotocol firmware by physically separating the protocols across dedicated chips - resulting in superior reliability and performance. Advanced user can also utilize to run both ZHA and Zigbee2MQTT at the same time ont he same device.
The table below compares SLZB-MR models by radio generation, supported protocols, maximum device count, and recommended use cases such as ZHA + Zigbee2MQTT or Matter over Thread.
| Feature | SLZB-MR1 | SLZB-MR2 | SLZB-MR3 |
|---|---|---|---|
| Radio 1 – SoC Type | EFR32MG21 | EFR32MG21 | EFR32MG24 |
| Radio 1 – Manufacturer | Silicon Labs | Silicon Labs | Silicon Labs |
| Radio 2 – SoC Type | CC2652P7 | CC2652P | CC2674P10 |
| Radio 2 – Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Maximum Connected End Devices | up to 500 (200+300) | up to 400 (200+200) | ✅ up to 750 (350+400) |
| Best for | ✅ Native on all protocols on different chips (dual Zigbee or Zigbee+Thread) | ||
| Zigbee Support | ✅ Native on all models (via first SoC) | ||
| Thread Support | ✅ Native on all models (via second SoC) | ||
| Multiple Zigbee Network Support | ✅ Native on all models (can run ZHA and Z2M, or 2x Z2M) | ||
| Wi-Fi Support | ✅ 2.4 GHz via ESP32 with SLZB-OS; includes Ethernet-to-Wi-Fi Bridge | ||
| Bluetooth ESPHome Support | ✅ Supported via ESP32 (BLE + ESPHome integration) | ||
| Powered by SLZB-OS | ✅ Yes, all Features are Available! | ||
| Multiprotocol | ❌ Not needed – Zigbee and Thread run on separate dedicated SoCs | ||
| Note | SLZB-MR devices use dedicated chips for Zigbee and Thread, ensuring superior stability and performance. | ||
SLZB-07 Models
The SLZB-07 series offers a compact and energy-efficient alternative to full-featured Ethernet-based coordinators. Designed primarily for USB-powered use, these models integrate a high-performance Zigbee / Thread radio SoC into a minimalistic form factor - ideal for plug-and-play setups on PCs, Raspberry Pi, or miniPC.
All SLZB-07 devices are preflashed and support native integration with popular home automation platforms such as Home Assistant (ZHA, Zigbee2MQTT) and Matter (on Thread-capable models). While the SLZB-07 series lacks an onboard ESP32 and web UI, it offers excellent performance and cost-efficiency for focused applications.
Use the table below to compare the key features of each SLZB-07 model, including SoC generation, multiprotocol support, and preferred usage.
| Feature | SLZB-07 | SLZB-07P7 | SLZB-07P10 | SLZB-07MG24 |
|---|---|---|---|---|
| Radio 1 – SoC Type | EFR32MG21 | CC2652P7 | CC2674P10 | EFR32MG24 |
| Radio 1 – Manufacturer | Silicon Labs | Texas Instruments | Texas Instruments | Silicon Labs |
| Maximum Connected End Devices | up to 200 | up to 250 | ✅ up to 400 | up to 350 |
| Best for | ZHA | Zigbee2MQTT | Zigbee2MQTT | ZHA / Thread |
| Good with | Zigbee2MQTT | ZHA | ZHA | Zigbee2MQTT |
| Zigbee Support | ✅ Native Zigbee support on all models | |||
| Thread Support | ✅ Supported on all models nativelly | |||
| Multiprotocol | Yes | No | No | Yes |
| Note | Multiprotocol mode is not recommended by Home Assistant. See FAQ item: "What is the current state of multiprotocol support?" . | |||
SLZB-OS Feature Overview
SLZB-OS is a firmware preinstalled on all SLZB-06 and MR series devices with. It provides a powerful local web interface, configuration tools, scripting, and network utilities - making your coordinator more than just a coordinator.
The table below outlines key features included in SLZB-OS. These are designed to support both beginners and advanced users by simplifying smart home integrations, increasing network visibility, and adding flexibility without requiring third-party tools.
| 🔹 | Feature | Description |
|---|---|---|
| 🌐 | Web UI | Access configuration and diagnostics via local web interface. |
| 📦 | OTA Firmware Updates | Update both Zigbee SoC and ESP32 firmware via web interface. |
| 🔐 | Built-in VPN (WireGuard) | Secure remote access via integrated VPN client. |
| 🔁 | Ethernet-to-Wi-Fi Bridge | Use the device to bridge wired Ethernet to 2.4 GHz Wi-Fi network. |
| 📡 | Zigbee2MQTT & ZHA Config Generator | Auto-generates config snippets for quick integration into popular coordinators. |
| 🏠 | Home Assistant Integration | Works natively with Home Assistant (ZHA & Zigbee2MQTT), no extra steps needed. |
| 📣 | Home Assistant Autodiscovery | Enables seamless device detection and setup in Home Assistant. |
| 🔍 | mDNS Autodiscovery | Broadcasts device presence on local network using mDNS. |
| 💡 | Standalone Zigbee Hub | Operates without a separate Zigbee2MQTT or Home Assistant instance. |
| 💬 | Local Scripting | Write custom automations using embedded scripting engine. |
| 🌍 | Multi-language Support | Available in over 20 languages with automatic detection. |
| 🧩 | IEEE Address Management | Change Zigbee MAC/IEEE address via web interface. |
| 🧱 | Security & Firewall | Password protection, IP filtering, and system hardening enabled by default. |