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3jtech Router Login
1 3jtech router model in our database. Find the default admin IP, username and password for it below.
1 verified rows
1 admin IPs
Updated 1980-01-01
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3jtech default usernames and passwords
| Model | Default IP | Username | Password |
|---|---|---|---|
| ECB3500 | 192.168.0.30 | admin |
(blank) |
FAQ — 3jtech router login
What is the default IP address of 3jtech routers?
3jtech routers most commonly use 192.168.0.30 as the default gateway, though some models ship with 192.168.0.1 or another address. The full list is on this page.
What is the default username and password for 3jtech routers?
The factory default is almost always admin / admin or admin / password. Some newer 3jtech models leave the password blank or print a unique value on the sticker.
How do I reset a 3jtech router to factory defaults?
Find the recessed reset button on the back of the router. With the router powered on, press and hold it with a paperclip for 10–30 seconds until the LEDs blink, then release. The router will reboot with the original credentials and IP.
How do I update the firmware on a 3jtech router?
Log into the admin page, go to Administration → Firmware Upgrade (the exact menu varies by model). Modern 3jtech routers can check for updates online; older ones require downloading the firmware file from the official 3jtech support site and uploading it manually.
Why is my 3jtech router login page not opening?
Make sure you're connected to the router (Wi-Fi or cable), you're using http:// not https://, and you're entering the gateway IP from the list on this page. Run our reachability test to confirm the router is responding.
Can I use the 3jtech mobile app instead of the web interface?
Yes — most modern 3jtech routers support a companion app (e.g. Tether, Nighthawk, Smart Home Manager, Linksys app) that mirrors the web admin. The app uses the same login credentials as the web page at the router IP.