1. Wprowadzenie
This manual provides detailed instructions for the setup, operation, maintenance, and troubleshooting of your Zbtlink 4G LTE Router, Model WE826-T. This device is designed to provide reliable internet connectivity using a 4G LTE SIM card, converting cellular signals into Wi-Fi and wired Ethernet for various applications including home, RV, travel, and small office environments.
The router features a Quectel EC25AFXDGA LTE Cat4 module, offering download speeds up to 150Mbps and upload speeds up to 50Mbps. It supports Wi-Fi N300 (802.11 b/g/n) with 2T2R MIMO for wireless speeds up to 300Mbps. The device includes multiple LAN ports, a WAN port, USB 2.0, and a TF card slot for expanded functionality.
2. Zawartość opakowania
Przed przystąpieniem do instalacji sprawdź, czy w przesyłce znajdują się wszystkie elementy:
- 1x Zbtlink 4G LTE Router (WE826-T)
- 1x 12V / 1A Zasilacz
- 1x kabel Ethernet
- 1x SIM Card Adapter
- 2x 2.4G Wi-Fi Antennas (5dBi omnidirectional)
- 2x 4G LTE Antennas (5dBi omnidirectional)
- 1x Instrukcja obsługi (ten dokument)
- 1x Quality Certificate
3. Instrukcje konfiguracji
3.1 Instalacja sprzętu
- Dołącz anteny: Carefully screw the two 2.4G Wi-Fi antennas and two 4G LTE antennas into their respective connectors on the router. Ensure they are securely fastened but do not overtighten.
- Włóż kartę SIM: Locate the SIM card slot on the side of the router. Insert your standard large-format AT&T or T-Mobile compatible SIM card into the slot until it clicks into place. If your SIM card is a smaller size (Nano or Micro), use the provided SIM card adapter.

Rysunek 3.1: Wkładanie karty SIM
- Podłącz zasilanie: Connect the provided 12V/1A power adapter to the DC input port on the router and then plug it into a power outlet. The router will power on automatically.
- (Optional) Connect Ethernet Devices: For wired connections, connect your computer, smart TV, or gaming console to any of the four LAN ports (LAN1-LAN4) using an Ethernet cable. If you have an existing wired internet connection you wish to use as a primary source, connect it to the WAN port.

Figure 3.2: Router Port Layout
3.2 Konfiguracja początkowa
After hardware installation, configure the router via its web interfejs:
- Połącz się z routerem: Connect your computer to the router via Wi-Fi (look for the default SSID printed on the router label) or via an Ethernet cable to one of the LAN ports.
- Dostęp Web Panel: Otwórz web przeglądarki i wprowadź domyślny adres IP 192.168.1.1 na pasku adresu.
- Login: Enter the default username źródło i hasło administracja.
- Konfiguruj ustawienia: Follow the on-screen prompts to set up your internet connection (APN settings for your SIM card may be required, consult your carrier if unsure), Wi-Fi name (SSID), and password. It is recommended to change the default login password for security.
4. Instrukcja obsługi
Łączność 4.1 4G LTE
Once your SIM card is inserted and configured, the router will automatically connect to the 4G LTE network. The LED indicators on the router will show the status of the 4G connection. Ensure your SIM card has an active data plan compatible with the router's supported bands (B2/B4/B5/B12/B17/B29/B30/B66 for LTE-FDD and B2/B4/B5 for WCDMA).
4.2 Wi-Fi Network Usage
Connect your wireless devices (smartphones, tablets, laptops) to the router's Wi-Fi network using the SSID and password you configured during setup. The router provides 2.4GHz Wi-Fi (802.11 b/g/n) with speeds up to 300Mbps.

Figure 4.1: Network Sharing via 4G LTE Router
4.3 Funkcje zaawansowane
- USB 2.0 and TF Card Slot: The router includes a USB 2.0 port and a TF (microSD) card slot. You can connect a USB drive or memory card to create a Network-Attached Storage (NAS) server. Files can be shared over Wi-Fi using SAMBA or FTP protocols, allowing access to media, documents, and backups from any device on your network.
- OpenWrt Compatibility: For advanced users, the router is fully compatible with OpenWrt firmware. This allows for custom firewall rules, VLAN configurations, policy routing, and other advanced network controls. Contact customer service for the OpenWrt upgrade kit if you wish to utilize this feature.
- Nadzór sprzętowy: A built-in hardware watchdog automatically reboots the router if the system freezes, ensuring continuous operation and reliability.
5. Konserwacja
5.1 aktualizacji oprogramowania sprzętowego
Okresowo sprawdzaj producenta website for firmware updates. Keeping your router's firmware up-to-date ensures optimal performance, security, and access to new features. For OpenWrt upgrades, refer to the specific instructions provided with the upgrade kit.
5.2 Czyszczenie
To maintain proper airflow and prevent overheating, ensure the router's ventilation holes are clear of dust and obstructions. Use a soft, dry cloth to clean the exterior of the device. Do not use liquid cleaners or abrasive materials.
5.3 Względy środowiskowe
The router is designed to operate in a wide temperature range (-20 to 60 degrees C / -4 to 140F), making it suitable for various environments. However, avoid exposing the device to direct sunlight, extreme humidity, or corrosive substances. Ensure adequate ventilation around the router.
6. Rozwiązywanie Problemów
This section addresses common issues you might encounter with your Zbtlink 4G LTE Router.
6.1 Brak połączenia internetowego
- Sprawdź kartę SIM: Ensure the SIM card is correctly inserted and has an active data plan. Verify that the SIM card is compatible with AT&T or T-Mobile networks and the router's supported bands.
- Ustawienia APN: Zaloguj się do web dashboard (192.168.1.1) and verify that the Access Point Name (APN) settings are correctly configured for your cellular carrier. These settings are often provided by your carrier.
- Siła sygnału: Check the 4G signal strength indicators on the router or in the web interface. If the signal is weak, try repositioning the router or adjusting the 4G antennas.
- Połączenie WAN: If using the WAN port for wired internet, ensure the Ethernet cable is securely connected and your primary internet source is active.
6.2 Słaby lub niestabilny sygnał Wi-Fi
- Pozycja anteny: Adjust the two 2.4G Wi-Fi antennas for optimal signal coverage.
- Umiejscowienie routera: Place the router in a central location, away from obstructions (thick walls, metal objects) and sources of interference (microwaves, cordless phones).
- Zakłócenia kanału: W web dashboard, try changing the Wi-Fi channel to a less congested one.
6.3 Router Not Responding / Freezing
- Cykl zasilania: Disconnect the power adapter, wait 10 seconds, and then reconnect it.
- Nadzór sprzętowy: The built-in hardware watchdog should automatically reboot the router if it freezes. If this does not occur, a manual power cycle is necessary.
6.4 Resetowanie routera
- Przywrócenie ustawień fabrycznych: To restore the router to its factory default settings, locate the ODPOCZYNEK button (often recessed) on the router. With the router powered on, use a paperclip or a thin object to press and hold the ODPOCZYNEK button for approximately 10 seconds until the LED indicators flash. Release the button, and the router will reboot with default settings.
- Firmware Rescue Mode: If the router encounters a firmware issue, you can enter rescue mode by long-pressing the ODPOCZYNEK button while powering on the device. This allows for flashing new firmware.
7. Specyfikacje
| Funkcja | Opis |
|---|---|
| Nazwa modelu | WE826-T |
| Moduł 4G LTE | Quectel EC25AFXDGA (Cat4) |
| Prędkość pobierania 4G LTE | Do 150 Mb/s |
| Prędkość wysyłania 4G LTE | Do 50 Mb/s |
| Supported LTE-FDD Bands | B2/B4/B5/B12/B17/B29/B30/B66 |
| Supported WCDMA Bands | B2/B4/B5 |
| Wi-Fi standard | 802.11 b/g/n (N300) |
| Prędkość Wi-Fi | Up to 300 Mbps (2.4GHz) |
| Anteny | 2x 5dBi 2.4G Wi-Fi, 2x 5dBi 4G LTE (Detachable) |
| Porty Ethernet | 1x 100Mbps WAN, 4x 100Mbps LAN |
| Inne porty | 1x USB 2.0, 1x TF (MicroSD) Card Slot, 1x SIM/USIM Slot |
| System operacyjny | OpenWrt (upgradeable), RouterOS |
| Pamięć RAM | 128 MB |
| Moc wejściowa | 12V DC (6-14V absolute range) |
| Temperatura pracy | -20 to 60 degrees C (-4 to 140F) |
| Wymiary (dł. x szer. x wys.) | 10.9" x 8.3" x 2.9" (Compact 109x83x29mm flat design) |
| Waga | 0.65 kilograma |
| Certyfikaty | FCC, RoHS (Quectel EC25AFXDGA module) |
8. Gwarancja i wsparcie
8.1 Informacje o gwarancji
The Zbtlink 4G LTE Router (Model WE826-T) comes with a 1-letnia gwarancja producenta od daty zakupu. Niniejsza gwarancja obejmuje wady materiałowe i wykonawcze powstałe w wyniku normalnego użytkowania. Nie obejmuje ona uszkodzeń spowodowanych niewłaściwym użytkowaniem, wypadkami, nieautoryzowanymi modyfikacjami lub czynnikami zewnętrznymi.
8.2 Obsługa klienta
For technical assistance, warranty claims, or inquiries regarding the OpenWrt upgrade kit, please contact Zbtlink customer service. Refer to the contact information provided on the product packaging or the official Zbtlink webstrona.