MikroTik RB951Ui-2HnD Wireless Router

MikroTik RB951Ui-2HnD Wireless Router

The hAP Lite is a capable entry-level RouterOS device. The RB951Ui-2HnD is what you reach for when the hAP Lite is not enough. More RAM. A stronger wireless radio. A fifth Ethernet port with PoE output. A USB port for 3G/4G backup connectivity. Passive PoE input on Ether1 for flexible deployment. The MikroTik RB951Ui-2HnD SOHO wireless router is a genuine step up — built for networks that demand more than a basic home AP can deliver.

More Power, More Ports, More Control

The RB951Ui-2HnD runs on a 600MHz Atheros CPU with 128MB of RAM. That is four times the RAM of the hAP Lite. The additional headroom handles more simultaneous connections, heavier firewall rulesets, and more complex routing configurations without performance degradation.

RouterOS Level 4 is included. Every feature — firewall, bandwidth shaping, hotspot, VPN, DHCP, CAPsMAN — is available from the moment the device is powered on. Free software updates cover the product lifetime or a minimum of five years from purchase.

1000mW High-Power Wireless at 30dBm

The onboard 2.4GHz 802.11b/g/n wireless module transmits at 1000mW — 30dBm. That is significantly higher than the output of a standard consumer AP. The signal reaches further into a building. It penetrates walls more effectively. The two integrated 2.5dBi antennas support dual-chain 2×2 MIMO for up to 300Mbps maximum wireless data rate.

For a dense environment — a busy office, a multi-room apartment, a small school building — the stronger radio makes a measurable difference in coverage consistency.

PoE Output on Port 5 — Power Another Device From This One

Ether5 outputs PoE at approximately 2V below the input voltage, up to 500mA. Connect a MikroTik wireless AP, an IP camera, or any compatible PoE device directly to port 5 and power it through the cable. No separate power supply required for that device. The port includes auto-detection — non-PoE devices connect safely without risk of damage.

USB 2.0 Port for 3G/4G Backup

The USB 2.0 port supports 3G and 4G USB modems. Configure RouterOS to fail over to the USB modem connection when the primary WAN goes down. The failover is automatic. Internet access continues on the backup connection without manual intervention. For a small office or retail environment where connectivity downtime costs money, this is a meaningful capability.

Verified Specifications

All data below is confirmed from the official MikroTik RB951Ui-2HnD product page and hardware documentation.

Performance and Wireless

• Product Code: RB951Ui-2HnD
• CPU: Atheros, 600MHz, single core
• RAM: 128MB
• Wireless Standard: 802.11b/g/n (Wi-Fi 4)
• Wireless Frequency: 2.4GHz
• Wireless Chains: 2 (dual-chain MIMO)
• Max Wireless Data Rate: 300Mbps
• TX Power: 30dBm (1000mW)
• Antenna Gain: 2.5dBi (integrated, x2)
• RouterOS Licence: Level 4 (included)

Ports, Power, and Build

• Ethernet Ports: 5x 10/100 Mbps with Auto-MDI/X
• USB: 1x USB 2.0 (3G/4G modem support)
• Power Input: DC jack 8–30V or passive PoE on Ether1 (8–30V DC)
• PoE Output: Ether5 — ~2V below input, up to 500mA (auto-detection)
• Max Power Consumption: 7W
• Dimensions: 113 x 138 x 29mm
• Operating Temperature: -20°C to +50°C
• OS Updates: Free for product lifetime or minimum 5 years from purchase

Where the RB951Ui-2HnD Gets the Work Done

The Small Office With Multiple Wired Devices

Five Ethernet ports cover a small office switch requirement without adding separate hardware. Ether1 takes the WAN connection. Ports 2–4 handle wired workstations or a network switch. Port 5 powers a PoE IP camera or wireless AP in another room. All five ports run simultaneously under RouterOS management. Bandwidth shaping controls which users and applications consume the most network resources. Browse the full range of MikroTik routers and networking equipment at Big Mind Technologies for compatible PoE accessories and switches.

The Network That Cannot Afford Downtime

A USB 3G/4G modem connected to the USB port becomes an automatic failover connection. RouterOS monitors the primary WAN. When it drops, traffic reroutes through the mobile connection without user intervention. When the primary recovers, traffic returns automatically. For a retail till, a booking system, or a client-facing service desk, this backup capability removes the single point of failure that a primary-only connection creates.

The Building With Coverage Dead Zones

At 30dBm transmit power, the RB951Ui-2HnD reaches further than most SOHO routers. Thick walls, floor transitions, and corridor lengths that drop a standard AP signal still receive usable coverage from this unit. For a two-storey home, a converted warehouse office, or a small hotel, the high-power radio reduces the number of additional access points needed to cover the space. Full technical documentation is available on the official MikroTik RB951Ui-2HnD product page.

The Technical User Expanding a Managed Wireless Network

The RB951Ui-2HnD supports CAPsMAN mode. In a multi-AP deployment, it operates as either a controller or a managed AP within a centrally configured wireless network. RouterOS scripting automates configuration tasks, schedule-based rules, and monitoring alerts. The 128MB RAM handles complex rulesets that would slow a smaller device — connection tracking, address lists, and layer 7 filtering all run without throttling throughput.

The Big Mind Technologies Guarantee

Big Mind Technologies supplies genuine MikroTik products with full manufacturer backing. The MikroTik RB951Ui-2HnD ships with RouterOS L4 pre-licensed and a power adapter included. Contact our team before purchase to confirm compatibility with your network topology or ISP connection type.