
Product Discontinuance Notification - PDN 0000446514
June 30, 2026
We would like to inform you that the UC-3101-T-AU-LX, UC-3101-T-AU-LX (Custom), UC-3111-T-AU-LX, UC-3111-T-AU-LX (Custom), UC-3121-T-AU-LX, UC-3121-T-AU-LX (Custom) will reach its End of Life (EoL) phase
Dear Valued Customer,
We would like to inform you that the UC-3101-T-AU-LX, UC-3101-T-AU-LX (Custom), UC-3111-T-AU-LX, UC-3111-T-AU-LX (Custom), UC-3121-T-AU-LX, UC-3121-T-AU-LX (Custom) will reach its End of Life (EoL) phase, starting July 1, 2026.
If you need any of these products for an existing project, please contact your Moxa sales representative. Also, please note that last-buy orders may be subject to availability.
The End of Service (EoS) date for MIL 1.0 (Moxa Industrial Linux), which is pre-installed on these UC series products, is December 2027. Following this date, software support services for MIL 1.0?including technical assistance, software updates, and security patches?will no longer be available. Please note that the EoS date applies only to MIL 1.0 software and does not affect the hardware warranty or repair services. Hardware warranty, repair, and replacement services remain subject to the standard warranty policy for these products.
Please review the details below to determine how these discontinuances will affect your products and/or operations.
Which products will reach EoL?
The following products will reach EoL. Also, see the models recommended to replace the models that will reach EoL soon, as well as when the replacement models will be available for order.
| EOL | Recommended Replacement | Available for Order |
|---|---|---|
| UC-3101-T-AU-LX | UC-3400A | Available Now |
| UC-3101-T-AU-LX (Custom) | UC-3400A | Available Now |
| UC-3111-T-AU-LX | UC-3400A | Available Now |
| UC-3111-T-AU-LX (Custom) | UC-3400A | Available Now |
| UC-3121-T-AU-LX | UC-3400A | Available Now |
| UC-3121-T-AU-LX (Custom) | UC-3400A | Available Now |
Applicable differences in specifications
In this table, we list the differences in specifications between the EoL products and the recommended replacement products.
| Specification | UC-3101-T-AU-LX (EoL) | UC-3400A (Replacement) |
|---|---|---|
| Dimensions | 128.5 x 89.1 x 26 mm (5.06 x 3.51 x 1.02 in) | 130 x 92 x 41 mm (5.12 x 3.62 x 1.61 in) |
| Operating Temperature | -40 to 70°C (-40 to 158°F) | -40 to 70°C (-40 to 158°F) |
| Computer Interface | Ethernet ports (RJ45) x 2 Serial ports (DB9 male) x1 |
Ethernet ports (RJ45) x 2 Serial ports (DB9 male) x2 CAN ports (DB9 male) x2 |
| Specification | UC-3111-T-AU-LX (EoL) | UC-3400A (Replacement) |
|---|---|---|
| Dimensions | 128.5 x 89.1 x 41 mm (5.06 x 3.51 x 1.61 in) | 130 x 92 x 41 mm (5.12 x 3.62 x 1.61 in) |
| Operating Temperature | -40 to 70°C (-40 to 158°F) | -40 to 70°C (-40 to 158°F) |
| Computer Interface | Ethernet ports (RJ45) x 2 Serial ports (DB9 male) x2 |
Ethernet ports (RJ45) x 2 Serial ports (DB9 male) x2 CAN ports (DB9 male) x2 |
| Specification | UC-3121-T-AU-LX (EoL) | UC-3400A (Replacement) |
|---|---|---|
| Dimensions | 128.5 x 89.1 x 41 mm (5.06 x 3.51 x 1.61 in) | 130 x 92 x 41 mm (5.12 x 3.62 x 1.61 in) |
| Operating Temperature | -40 to 70°C (-40 to 158°F) | -40 to 70°C (-40 to 158°F) |
| Computer Interface | Ethernet ports (RJ45) x 2 Serial ports (DB9 male) x1 CAN ports (DB9 male) x1 |
Ethernet ports (RJ45) x 2 Serial ports (DB9 male) x2 CAN ports (DB9 male) x2 |
Please note that all service rules (e.g., warranty) still apply to the EoL products.
If you have any questions, please contact your regional sales representative.












