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Elliot Parker
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Flexible power and reliable Wave 2 wireless performance.
R251D-E
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Huawei R251D-E 802.11ac Wave 2 Remote Units (RUs), built-in...
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R251D-E
- Description:
- Huawei R251D-E 802.11ac Wave 2 Remote Units (RUs), built-in smart antennas, 2 x 2 MIMO, 2 spatial streams, 1.267 Gbit/s.
- Rating:
Added to cart 28 times recently
- Availability:
In stock - Ready to Ship
- Brand:
- Huawei
- GTIN:
- 6900085921471
- Condition:
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R251D-E Overview
R251D-E is a high-performance wireless access point engineered to support modern connectivity needs with dual-band operation over 2.4GHz and 5GHz frequencies. Leveraging the Wi‑Fi 6 standard, it delivers data rates up to 1Gbps while incorporating advanced features such as MU‑MIMO and beamforming to optimize performance in dense network environments.
R251D-E offers versatile installation options, including ceiling and wall mounting, making it an ideal choice for large offices, enterprise-grade indoor networks, and smart homes. Its integrated RJ‑45 port, robust security protocols (including WPA2, WPA3, and 802.1X), and cloud as well as on‑premises management features provide secure and scalable deployment for modern wireless infrastructures.
R251D-E price is is available on request. Get immediate quote.
Request bulk order quote for R251D-E for additional pricing. Browse the full Huawei Scenario-Specific Series series or explore all Huawei products.
R251D-E Specifications
- Product Type
- Wireless Access Point
- Wireless Type
- Access Point
- Wi-Fi Standard
- Wi‑Fi 6
- Frequency Bands
- 2.4GHz, 5GHz
- Data Rate
- 1Gbps
- Max Range
- N/A
- Coverage Area
- N/A
- Connector Type
- RJ‑45
- Antenna Type
- Omnidirectional
- Antenna Gain
- N/A
- MIMO Technology
- MU‑MIMO
- Beamforming
- Yes
- Mounting Options
- Ceiling Mount, Wall Mount
- Power Supply
- PoE
- Mesh Networking
- Yes
- Ethernet Port
- 1x Gigabit
- Max Number of Devices Supported
- N/A
- Protocols Supported
- 802.11a/b/g/n/ac/ax
- Management Features
- Cloud Management, On‑Premises
- Security Features
- WPA2, WPA3, 802.1X
- Compliance
- FCC, CE, RoHS
- Processor
- N/A
- Memory
- N/A
- Outdoor Use
- No
- Product Name
- R251D-E Wireless Access Point
- Height
- N/A
- Width
- N/A
- Depth
- N/A
- Weight
- N/A
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| R251D-E |  AP9131DN |  AP9132DN |  R450D |  AirEngine 6760R-51 | |
|---|---|---|---|---|---|
| Product Type | Wireless Access Point | Wireless Access Point | Wireless Access Point | Wireless Access Point | Wireless Product |
| 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 | 1Gbps | 2.5Gbps | 2.5Gbps | 2.5Gbps | 2.5Gbps |
| Max Range | N/A | N/A | 100 meters | 200 feet | N/A |
| Coverage Area | N/A | N/A | N/A | N/A | N/A |
| Connector Type | RJ‑45 | RJ-45 | RJ-45 | RJ-45 | RJ-45 |
| Antenna Type | Omnidirectional | Omnidirectional | Omnidirectional | Omnidirectional | Omnidirectional |
| Antenna Gain | N/A | N/A | N/A | 5dBi | N/A |
| 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 / Wall Mount | Ceiling Mount / Wall Mount | Ceiling Mount / Wall Mount |
| Power Supply | PoE | PoE | PoE | PoE | PoE |
| Mesh Networking | Yes | Yes | No | Yes | Yes |
| Ethernet Port | 1x Gigabit | 1x Gigabit | 1x Gigabit | 1x Gigabit | 1x Gigabit |
| Max Number of Devices Supported | N/A | N/A | N/A | 256 | 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, On‑Premises | Cloud Management / SNMP | Cloud Management / SNMP | Cloud Management | Cloud Management / On-Premises / SNMP |
| Security Features | WPA2, WPA3, 802.1X | WPA2 / WPA3 / 802.1X | WPA2 / WPA3 | WPA2 / WPA3 / 802.1X | WPA2 / WPA3 / 802.1X / VPN |
| Compliance | FCC, CE, RoHS | FCC / CE / RoHS | FCC / CE / RoHS | FCC / CE / RoHS | FCC / CE / RoHS |
| Processor | N/A | N/A | N/A | Quad-Core 1.2GHz | N/A |
| Memory | N/A | N/A | N/A | 1GB | N/A |
| Outdoor Use | No | No | No | No | No |
| Product Name | R251D-E Wireless Access Point | AP9131DN Wireless Access Point | AP9132DN Wireless Access Point | R450D Wireless Access Point | AirEngine 6760R-51 |
| Height | N/A | N/A | N/A | 1.5 inches | N/A |
| Width | N/A | N/A | N/A | 9 inches | N/A |
| Depth | N/A | N/A | N/A | 9 inches | N/A |
| Weight | N/A | N/A | N/A | 1.2 lbs | N/A |
| Wi‑Fi Standard |
Reviews & Ratings
J
James Holloway
4
Stable connectivity across multiple users.
R
Robert Hayes
5
Integrates easily with Huawei central APs.
N
Nathan Brooks
5
Consistent throughput and good coverage.
V
Victor Lane
5
Enterprise ready remote unit.
P
Paul Turner
5
Reliable choice for office Wi Fi deployments.
Questions & Answers
What is the Huawei R251D-E 802.11ac Wave 2 Remote Unit?
The Huawei R251D-E is a high-performance 802.11ac Wave 2 Remote Unit with built-in smart antennas, delivering up to 1.267 Gbit/s aggregate throughput over 2×2 MIMO and two spatial streams.
Which wireless standard does the R251D-E support?
The R251D-E supports the IEEE 802.11ac Wave 2 standard for gigabit-class Wi-Fi performance and improved client capacity.
What maximum data rate does the Huawei R251D-E achieve?
The R251D-E delivers up to 1.267 Gbit/s aggregate data rate by combining 867 Mbit/s on 5 GHz and 400 Mbit/s on 2.4 GHz bands.
How many antennas and MIMO streams are in the R251D-E?
It features two built-in smart antennas supporting 2×2 MIMO and two spatial streams for enhanced signal reliability and throughput.
What are smart antennas in the R251D-E?
Smart antennas dynamically adjust beam patterns to focus Wi-Fi signals toward client devices, improving coverage, capacity, and interference suppression.
Which frequency bands does the R251D-E operate on?
The R251D-E operates simultaneously on 2.4 GHz and 5 GHz bands to maximize compatibility and throughput in mixed device environments.
What benefits does 802.11ac Wave 2 offer on the R251D-E?
Wave 2 adds MU-MIMO, wider channel bandwidths, and up to four spatial streams, boosting multi-user capacity, speed, and network efficiency.
What deployment scenarios suit the Huawei R251D-E?
Ideal for enterprise offices, schools, hospitality venues, and branch sites requiring high-density Wi-Fi coverage and seamless roaming.
How is the R251D-E powered?
The unit supports 802.3at PoE/PoE+ and 48 VDC input, simplifying installations by reducing cabling and eliminating the need for local power outlets.
What are the installation methods for the R251D-E?
You can deploy the R251D-E using wall-mount, ceiling-mount, or pole-mount kits, with plug-and-play auto-configuration via Huawei AirEngine controllers.
What wireless security features does the R251D-E provide?
Supports WPA3, WPA2-Enterprise, 802.1X authentication, rogue AP detection, and encrypted management protocols for robust network protection.
Which network controllers are compatible with the Huawei R251D-E?
Fully interoperable with Huawei AirEngine Wi-Fi 6 and Wi-Fi 5 controllers, as well as Huawei Cloud Campus solutions for unified management.
What is the coverage area of the R251D-E?
Typical indoor coverage is up to 30 meters radius, depending on building materials and environmental factors.
What environmental specifications does the R251D-E meet?
Designed for indoor use, it meets IEC 60529 IP41 standards, operates from -10 °C to +55 °C, and tolerates up to 90% non-condensing humidity.
How do I manage and monitor the Huawei R251D-E?
Manage via Huawei iMaster NCE-Campus or on-premises AirEngine controller using a web GUI, CLI, or SNMP for real-time monitoring and analytics.
How can I purchase the Huawei R251D-E (SKU: R251D-E)?
Order through authorized Huawei partners, enterprise distributors, or the Huawei e-commerce portal using SKU R251D-E for easy procurement.