1. Introduction
This manual provides detailed instructions for setting up, operating, maintaining, and troubleshooting your MikroTik hAP ac3 wireless router. The hAP ac3 is a versatile dual-band home access point designed to provide strong and stable wireless connectivity throughout your home. It features 5 Gigabit Ethernet ports, 256 MB of RAM, and a quad-core CPU, making it suitable for demanding network environments. This device also supports Power over Ethernet (PoE) for flexible power options and includes a full-size USB port for additional storage.
2. Package Contents
Verify that all items are present in your MikroTik hAP ac3 package:
- MikroTik hAP ac3 Router Unit
- Power Adapter (DC 12-28V)
- Quick Guide / User Manual
- Wall Mount Set
- Clear Plastic Stand for Vertical Orientation

The image above shows the MikroTik hAP ac3 router from the front, highlighting its compact design and external antennas. This is the main unit you will be setting up.
3. Hardware Overview
Familiarize yourself with the ports, indicators, and buttons on your hAP ac3 router:
- 5 Gigabit Ethernet Ports: For wired network connections. Port 1 supports PoE-in.
- USB Port: A full-size USB port for connecting external storage or a 3G/4G modem.
- DC Power Input: For connecting the included power adapter.
- Reset Button: Used to reset the device to factory defaults or enter different boot modes.
- Mode Button: User-configurable button for various functions.
- LED Indicators: Status lights for power, user activity, and Ethernet port activity.
- External Antennas: Two high-gain antennas for enhanced wireless coverage.

The rear view displays the five Gigabit Ethernet ports, with the first port labeled for Internet/PoE In. The DC power input and USB port are also visible, along with the reset and mode buttons.

The bottom of the router features air vents for passive cooling and attachment points for wall mounting or the included vertical stand.

This side view provides a closer look at the USB port and the mode button, offering additional connectivity and control options.

The hAP ac3 can be positioned vertically using the included clear plastic stand, optimizing space and potentially improving Wi-Fi signal dispersion.
4. Setup
- Connect Power: Connect the included power adapter to the DC power input port on the router.
- Connect to Internet: Connect your internet service provider's Ethernet cable to the first Ethernet port (labeled 'Internet/PoE in').
- Connect Devices: Connect your computer or other network devices to any of the remaining LAN Ethernet ports (2-5). For wireless devices, search for the default Wi-Fi network (SSID) broadcast by the router. The default SSID and password can usually be found on a sticker on the device or in the Quick Guide.
- Initial Configuration: Open a web browser on a connected device and navigate to the router's default IP address (commonly 192.168.88.1 or as specified in the Quick Guide). Log in using the default username (usually 'admin') and an empty password (or as specified). Follow the on-screen instructions to set up your internet connection and customize your Wi-Fi network name and password.
5. Operating Instructions
The MikroTik hAP ac3 operates on RouterOS, a powerful and versatile operating system. Basic operation involves maintaining network connectivity and managing wireless access.
- Dual-Band Wi-Fi: The router supports both 2.4 GHz and 5 GHz wireless bands, allowing you to connect various devices for optimal performance.
- Access Point Mode: The device functions as a wireless access point, extending your network's wireless coverage.
- RouterOS Features: For advanced users, RouterOS offers extensive configuration options for routing, firewall, VPN, QoS, and more. Refer to the MikroTik website for detailed RouterOS documentation.
- USB Functionality: The USB port can be used to connect external storage for network-attached storage (NAS) functionality or to connect a 3G/4G modem for backup internet connectivity.
6. Maintenance
To ensure optimal performance and longevity of your MikroTik hAP ac3 router:
- Firmware Updates: Regularly check for and install the latest RouterOS firmware updates from the MikroTik website to benefit from new features, security patches, and performance improvements.
- Regular Reboots: Periodically reboot the router (e.g., once a month) to clear its memory and refresh network connections.
- Physical Cleaning: Keep the device clean and free from dust. Ensure air vents are not obstructed to maintain proper passive cooling.
- Secure Configuration: Always change default login credentials and Wi-Fi passwords. Use strong, unique passwords.
7. Troubleshooting
If you encounter issues with your hAP ac3 router, try the following troubleshooting steps:
- No Internet Connection:
- Check all Ethernet cable connections.
- Reboot your modem and then your router.
- Verify your internet service provider's status.
- Slow Wi-Fi Speed:
- Ensure the router is placed in a central location, away from obstructions and interference.
- Check for firmware updates.
- Try changing Wi-Fi channels to avoid interference from neighboring networks.
- Cannot Access Router Configuration:
- Ensure your device is connected to the router (wired or wireless).
- Verify the correct IP address and login credentials.
- If all else fails, perform a factory reset using the reset button (refer to the Quick Guide for specific instructions).
8. Specifications
| Feature | Value |
|---|---|
| Product Dimensions | 8.66 x 3.15 x 1.18 inches |
| Item Weight | 1.1 pounds |
| Item Model Number | RBD53iG-5HacD2HnD |
| Brand | MikroTik |
| Model Name | hAP ac3 |
| Special Feature | Access Point Mode, WPS |
| Frequency Band Class | Dual-Band |
| Wireless Communication Standard | 802.11ac |
| Compatible Devices | Personal Computer |
| Recommended Uses For Product | Home |
| Connectivity Technology | Ethernet, USB |
| Color | Black |
| Antenna Type | Fixed |
| CPU | Quad-core |
| RAM | 256 MB |
| NAND Storage | 128 MB |
9. Warranty and Support
For warranty information and technical support, please refer to the official MikroTik website or contact your authorized MikroTik reseller. Keep your proof of purchase for warranty claims.





