Name: |
R251D |
Description: | Huawei R251D 802.11ac Wave 2 Remote Units (RUs), built-in smart antennas, 2 x 2 MIMO, 2 spatial streams, 1.267 Gbit/s. |
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GTIN: | 6900085921471 ![]() |
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R251D Overview
R251D is a high-performance wireless access point engineered to support dual-band connectivity on 2.4GHz and 5GHz frequency bands with the latest Wi‑Fi 6 (802.11ax) standard, delivering data rates of up to 1Gbps. It incorporates advanced MU-MIMO and beamforming technologies to ensure efficient use of bandwidth and robust performance in environments ranging from large offices to modern home networks.
Designed for flexible installation with ceiling mount options and powered via PoE, R251D features an omnidirectional antenna with a 5dBi gain that provides reliable indoor coverage over extensive areas. It also emphasizes security with WPA2, WPA3, and 802.1X support, making it a secure, scalable solution for demanding wireless applications.
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R251D Specifications
Product Type | Wireless Product |
Wireless Type | Access Point |
Wi-Fi Standard | Wi-Fi 6 |
Frequency Bands | 2.4GHz / 5GHz |
Data Rate | 1Gbps |
Max Range | 100 meters |
Coverage Area | 2000 square feet |
Connector Type | RJ-45 |
Antenna Type | Omnidirectional |
Antenna Gain | 5dBi |
MIMO Technology | MU-MIMO |
Beamforming | Yes |
Mounting Options | Ceiling Mount |
Power Supply | PoE |
Mesh Networking | No |
Ethernet Port | 1x Gigabit |
Max Number Of Devices Supported | 128 |
Protocols Supported | 802.11a/b/g/n/ac/ax |
Management Features | Cloud Management |
Security Features | WPA2 / WPA3 / 802.1X |
Compliance | FCC / CE / RoHS |
Processor | Quad-core 1.2GHz |
Memory | 2GB |
Outdoor Use | No |
Product Name | R251D Wireless Access Point |
Height | 1.5 inches |
Width | 9.25 inches |
Depth | 9.25 inches |
Weight | 1.2 lbs |
Quality Certifications
To get the detailed certification, please go to the Compliance Center.







Product Comparison Table
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Product Type | Wireless Product | Wireless Access Point | Wireless Product | Wireless Access Point | Wireless Access Point |
Wireless Type | Access Point | Access Point | Access Point | Access Point | Access Point |
Wi-Fi Standard | Wi-Fi 6 | Wi-Fi 6 | Wi-Fi 6 | Wi-Fi 6 | Wi-Fi 6 |
Frequency Bands | 2.4GHz / 5GHz | 2.4GHz / 5GHz | 2.4GHz / 5GHz | 2.4GHz / 5GHz | 2.4GHz / 5GHz |
Data Rate | 2.5Gbps | 2.5Gbps | 1Gbps | 2.5Gbps | 2.5Gbps |
Max Range | 100 meters | 50 meters | 100 meters | 150 meters | 200 meters |
Coverage Area | 3000 square feet | 1000 square feet | 2000 square feet | 2000 square feet | Up to 2000 square feet |
Connector Type | RJ-45 | RJ-45 | RJ-45 | RJ-45 | RJ-45 |
Antenna Type | Omnidirectional | Omnidirectional | Omnidirectional | Omnidirectional | Omnidirectional |
Antenna Gain | 5dBi | 5dBi | 5dBi | 5dBi | 8dBi |
MIMO Technology | MU-MIMO | MU-MIMO | MU-MIMO | MU-MIMO | MU-MIMO |
Beamforming | Yes | Yes | Yes | Yes | Yes |
Mounting Options | Ceiling Mount / Wall Mount | Ceiling Mount / Wall Mount | Ceiling Mount | Ceiling Mount / Wall Mount | Ceiling Mount / Wall Mount |
Power Supply | PoE | PoE | PoE | PoE | PoE |
Mesh Networking | No | Yes | No | No | Yes |
Ethernet Port | 1x Gigabit | 1x Gigabit | 1x Gigabit | 1x Gigabit | 1x Gigabit |
Max Number of Devices Supported | 250 | 256 | 128 | 150 | N/A |
Protocols Supported | 802.11a/b/g/n/ac/ax | 802.11a/b/g/n/ac/ax | 802.11a/b/g/n/ac/ax | 802.11a/b/g/n/ac/ax | 802.11a/b/g/n/ac/ax |
Management Features | Cloud Management | Cloud Management | Cloud Management | Cloud Management / On-Premises / SNMP | Cloud Management / On-Premises |
Security Features | WPA2 / WPA3 | WPA2 / WPA3 | WPA2 / WPA3 / 802.1X | WPA2 / WPA3 / 802.1X / VPN | WPA2 / WPA3 / 802.1X |
Compliance | FCC / CE / RoHS | FCC / CE / RoHS | FCC / CE / RoHS | FCC / CE / RoHS | FCC / CE / RoHS |
Processor | 1.2GHz | Quad-core 1.2GHz | Quad-core 1.2GHz | 1.2 GHz Quad-Core | Quad-core 1.2GHz |
Memory | 512MB | 512MB | 2GB | 2GB | 2GB |
Outdoor Use | No | No | No | No | No |
Product Name | R4H07A Wireless Access Point | JW003A Indoor Wireless Access Point | R251D Wireless Access Point | CBW143ACM-x-xx Wireless Access Point | AIR-CAP1552HEK9-RF |
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