ECS laptops
4 models from 19 hardware reports. 3 of them have a memory slot you can fill.
Takes more memoryPartly solderedSolderedNot confirmed
Most reported models 4
| Model | Series | Memory | Most seen | Upgrade | Reports |
| SF20PA2 | SF20 | Varies by configuration | | Depends on the configuration | 16 |
| CMPC | CMPC | 2 LPDDR4 SO-DIMM slots | 4 GB | Upgradable | 1 |
| ClassMate | ClassMate | 2 LPDDR4 SO-DIMM slots | 4 GB | Upgradable | 1 |
| MB45II7 | MB45 | 2+ DDR3 SO-DIMM slots | 12 GB | Upgradable | 1 |