Lenovo ThinkPad Edge E145

Type 20BC Laptop, from 2014 3 hardware reports
Memory
Up to 12 GB
2 laptop-size slots
Battery
63 Wh
Reported by the batteries
SSD and charger
Coming next
Checked from separate sources
Upgradable

Yes. 2 slots, up to 12 GB seen working.

It takes DDR3-1600 laptop-size sticks (SO-DIMM).

Slots
2 SO-DIMM slots
Type
DDR3-1600 204-pin SO-DIMM
Most seen working
12 GB; one machine runs 12 GB
Firmware says
32 GB maximum
How sure
3 of 3 reports show this layout
See 4 GB DDR3-1600 SO-DIMM on AmazonOpens an Amazon search for this exact spec.

Worked out from 3 hardware reports of this laptop. Sources and method. Updated 9 Nov 2026.

2 laptop-size slots
Illustration
Battery

Batteries in these laptops report 63 Wh.

That is the design capacity the batteries themselves report, and the label can read 1 to 3 Wh higher. Other pack sizes may have shipped, so check the capacity printed on yours before you order.

Lenovo ThinkPad Edge E145 battery on AmazonMatch the capacity and part number to the label on your battery.

From 3 battery readings. Sources and method. Updated 9 Nov 2026.

Illustration

Questions

Can I upgrade the RAM in the Lenovo ThinkPad Edge E145?

Yes. 2 slots, up to 12 GB seen working. It takes DDR3-1600 laptop-size sticks (SO-DIMM).

What type of RAM does the Lenovo ThinkPad Edge E145 use?

DDR3-1600 laptop-size sticks (SO-DIMM, 204-pin).

What battery does the Lenovo ThinkPad Edge E145 use?

Batteries in these laptops report 63 Wh, going by 3 reports. Other pack sizes may have shipped, so check the capacity printed on yours.

Is this my laptop?

Check the label on the bottom. It should say ThinkPad Edge E145, and the type code starts with 20BC.

More in the Lenovo ThinkPad