Asus
Asus ZenWiFi BD4 Wi-Fi 7 IEEE 802.11 a/b/g/n/ac/ax/be Ethernet Wireless Router (bd5w-3-pk)
- SKU:
- 21037267
- MPN:
- bd5w-3-pk
- Availability:
- Usually ships the same or next business day. In stock at our CA, GA, IL, PA warehouses.
- Shipping:
- Calculated at Checkout
- Stock Update:
- 03/15/2026 04:08:48 AM PST
Bulk discount rates
Below are the available bulk discount rates for each individual item when you purchase a certain amount
| Buy 3 or above | and pay only $357.54 each 357.54 |
- Stock Update:
- 03/15/2026 04:08:48 AM PST
Description
This item is brand-new, factory sealed.
ASUS ZenWiFi BD4 | Worry-Free Smart Home Mesh
The ASUS ZenWiFi series advances your ever-evolving smart home with worry-free WiFi. The ASUS ZenWiFi BD4 raises the bar for whole-home mesh with WiFi 7 and next-gen AiMesh technology. It delivers blazing-fast dual-band speeds up to 3.6 Gbps and unleashes superior WiFi performance. Along with ultra-high-speed dual 2.5 Gigabit auto-detect ports and a suite of advanced network and security technologies, this mesh WiFi system is ready to future-proof your smart home network today.
DESIGN | The Pinnacle of WiFi
ASUS ZenWiFi BD4 embodies our unwavering commitment to developing incredible in-house WiFi and network technologies. Seamlessly connect to your family and friends within a worry-free connected experience.
IEEE 802.11be | WiFi 7 Powering Premium Mesh
The ZenWiFi BD4 boasts cutting-edge WiFi 7 technology. This superior dual-band mesh system unleashes the full potential of WiFi 7 with wired backhaul options. Enjoy a next-generation connected experience for home entertainment and cloud computing, including 8K streaming, HDR gaming, content creation and AI.
Blazing-fast Wireless Connection
The ZenWiFi BD4 unleashes blazing-fast dual-band WiFi 7 speeds up to 3600 Mbps, ensuring seamless streaming, gaming, and compatibility with your legacy IoT devices.
Comprehensive MLO Support
Multi-Link Operation (MLO) enables buffering-free connection by intelligently combining and switching between the 2.4 GHz and 5 GHz bands. The ZenWiFi BD4 is built to be future-proof with all WiFi 7 devices, regardless of the MLO mode they use.
Advanced 160 MHz Channels
The ZenWiFi BD4 supports ultrawide 160 MHz channels, delivering ultrafast data transfer rates, reduced latency, and enhanced performance for a smoother network experience.
Efficient 4K-QAM Transmission
Compared to 1024-QAM with WiFi 6/6E, 4096-QAM allows each signal to more densely incorporate larger amounts of data, delivering up to 20% more efficient data transmission.
MESH TECHNOLOGY | WiFi 7 Powering AiMesh
ZenWiFi BD4 harnesses the power of WiFi 7 and next-gen AiMesh technology to deliver wider coverage, a more stable and secure network and a feature-rich network experience - all under one network name for your entire smart home.
Scalable 2.5G Connectivity
Experience -fast speeds even in homes with thick walls. With dual 2.5G WAN/LAN ports, you can extend the 2.5 Gbps wired backhaul between mesh nodes for strong, seamless connectivity, ensuring your entire home network stays connected and ready for the future.
Values Beyond Extension
AiMesh goes beyond just extending coverage or seamless roaming. It works with all compatible ASUS routers, offering easy management, advanced security and smart home features across your entire network.
Performance | Engineered for Always-Connected Home
ASUS engineering shines in ZenWiFi BD4's robust design, delivering superior coverage and unrivaled reliability.
Unrivaled Coverage and Reliability
With four internal antennas and four high-power front-end modules, the ZenWiFi BD4 eliminates WiFi dead zones, delivering consistent coverage in all directions. Efficient heat dissipation also maintains cool and quiet operation for enhanced performance and long-lasting reliability.
Package Contents:
- ZenWiFi BD4 Wireless Router
- RJ45 Cable
- Power Adapter
- Warranty Card
- Quick Start Guide
Features
- ZenWiFi BD4 Wireless Router
- RJ45 Cable
- Power Adapter
- Warranty Card
- Quick Start Guide
Specs
| Wireless Specifications | |
| ISM Band | Yes |
| Wireless LAN Standard | IEEE 802.11 a/b/g/n/ac/ax/be |
| ISM Maximum Frequency | 2.40 GHz |
| Number of Internal Antennas | 4 |
| UNII Band | Yes |
| UNII Maximum Frequency | 5 GHz |
| Total Number of Antennas | 4 |
| Wireless Performance | BE3600 |
| Total Wireless Transmission Speed | 450 MB/s |
| Wi-Fi Mesh System | Yes |
| Broadband Transmission Technology | Ethernet |
| Encryption Standard |
|
| Storage | |
| Flash Memory Capacity | 128 MB |
| Interfaces/Ports | |
| Total Number of Network Ports | 2 |
| Number of Network (RJ-45) Ports | 2 |
| General Information | |
| Brand Name | Asus |
| Manufacturer Website Address | http://usa.asus.com |
| Marketing Information | ASUS ZenWiFi BD4 | Worry-Free Smart Home Mesh The ASUS ZenWiFi series advances your ever-evolving smart home with worry-free WiFi. The ASUS ZenWiFi BD4 raises the bar for whole-home mesh with WiFi 7 and next-gen AiMesh technology. It delivers blazing-fast dual-band speeds up to 3.6 Gbps and unleashes superior WiFi performance. Along with ultra-high-speed dual 2.5 Gigabit auto-detect ports and a suite of advanced network and security technologies, this mesh WiFi system is ready to future-proof your smart home network today. DESIGN | The Pinnacle of WiFi ASUS ZenWiFi BD4 embodies our unwavering commitment to developing incredible in-house WiFi and network technologies. Seamlessly connect to your family and friends within a worry-free connected experience. IEEE 802.11be | WiFi 7 Powering Premium Mesh The ZenWiFi BD4 boasts cutting-edge WiFi 7 technology. This superior dual-band mesh system unleashes the full potential of WiFi 7 with wired backhaul options. Enjoy a next-generation connected experience for home entertainment and cloud computing, including 8K streaming, HDR gaming, content creation and AI. Blazing-fast Wireless Connection The ZenWiFi BD4 unleashes blazing-fast dual-band WiFi 7 speeds up to 3600 Mbps, ensuring seamless streaming, gaming, and compatibility with your legacy IoT devices. Comprehensive MLO Support Multi-Link Operation (MLO) enables buffering-free connection by intelligently combining and switching between the 2.4 GHz and 5 GHz bands. The ZenWiFi BD4 is built to be future-proof with all WiFi 7 devices, regardless of the MLO mode they use. Advanced 160 MHz Channels The ZenWiFi BD4 supports ultrawide 160 MHz channels, delivering ultrafast data transfer rates, reduced latency, and enhanced performance for a smoother network experience. Efficient 4K-QAM Transmission Compared to 1024-QAM with WiFi 6/6E, 4096-QAM allows each signal to more densely incorporate larger amounts of data, delivering up to 20% more efficient data transmission. MESH TECHNOLOGY | WiFi 7 Powering AiMesh ZenWiFi BD4 harnesses the power of WiFi 7 and next-gen AiMesh technology to deliver wider coverage, a more stable and secure network and a feature-rich network experience - all under one network name for your entire smart home. Scalable 2.5G Connectivity Experience lightning-fast speeds even in homes with thick walls. With dual 2.5G WAN/LAN ports, you can extend the 2.5 Gbps wired backhaul between mesh nodes for strong, seamless connectivity, ensuring your entire home network stays connected and ready for the future. Values Beyond Extension AiMesh goes beyond just extending coverage or seamless roaming. It works with all compatible ASUS routers, offering easy management, advanced security and smart home features across your entire network. Performance | Engineered for Always-Connected Home ASUS engineering shines in ZenWiFi BD4's robust design, delivering superior coverage and unrivaled reliability. Unrivaled Coverage and Reliability With four internal antennas and four high-power front-end modules, the ZenWiFi BD4 eliminates WiFi dead zones, delivering consistent coverage in all directions. Efficient heat dissipation also maintains cool and quiet operation for enhanced performance and long-lasting reliability. |
| Product Type | Wireless Router |
| Product Name | ZenWiFi BD4 Wireless Router |
| Manufacturer | ASUS Computer International |
| Manufacturer Part Number | BD4 (W-3-PK) |
| Product Model | BD4 |
| Product Line | ZenWiFi |
| Packaged Quantity | 3 Pack |
| Network & Communication | |
| Ethernet Technology | 2.5 Gigabit Ethernet |
| VPN Supported | Yes |
| Technical Information | |
| Processor Core | Quad-core (4 Core) |
| AI-powered | Yes |
| Standard Memory | 512 MB |
| AI Features |
|
| Wi-Fi Generation | Wi-Fi 7 |
| Network Band | Dual Band |
| MU-MIMO Technology | Yes |
| Virtual Assistant Supported | Google Assistant |
| Processor Speed | 1.50 GHz |
Warranty Information