Genuine IBM Lenovo part. OUTPUT Power Rating: 20V 6.75A (135W)
Connector tip: 7.9mm x 5.5mm
Connector tip fitting: May be STRAIGHT or at a RIGHT ANGLE so may differ from photo.
The product advertised here uses a 3-pin (C5) power connector.Power Cord / Cable / Mains Lead NOT Included, but can be purchased separately if required:
![](https://parts.justlaptops.com/t/UKC5.jpg)
*Please note that some laptop models are made with different power requirements (this is often determined by the processor/graphics card) so please make sure that the power rating matches the OUTPUT rating on the original part that you are replacing. If a laptop requires a higher power rating that the power adapter rating advertised then THIS POWER ADAPTER WILL NOT BE SUITABLE because it will OVERHEAT AND FAIL which is not covered by warranty.
Please make sure that the above specification matches your original charger. If you are not entirely sure that this product is what you need then please contact us BEFORE buying. Our research suggests that this charger will be suitable for the following laptop(s)*:
ThinkPad T520, W510 (all models/types, some mentioned below for refference)
ThinkPad Port Replicator Series 3
ThinkPad Mini-Dock & Mini-Dock Plus
Will also suit any of the other ThinkPad laptops, docking stations / port replicators / UltraBases & other accessories which use the 20v 7.9mm x 5.5mm (Centre Pin) connector tip.
Lenovo Thinkpad T520 T520i SeriesT520 Type 4239
4239-46U, 4239-4CU, 4239-4DU, 4239-4EU, 4239-4MU, 4239-5CU, 4239-26U, 4239-23U, 4239-24U, 4239-5GU, 4239-47U, 4239-4LU
T520 Type 4240
4240-4AU, 4240-2GU, 4240-2FU, 4240-4EU, 4240-4RU, 4240-53U, 4240-66U, 4240-48U, 4240-49U, 4240-2HU, 4240-57U, 4240-6NU, 4240-6MU
T520 Type 4241
4241-26U
T520 Type 4242
4242-4WU, 4242-39U, 4242-29U, 4242-58U, 4242-62U, 4242-5ZU, 4242-5YU, 4242-4UU, 4242-4VU, 4242-27U, 4242-28U, 4242-59U, 4242-5UU
T520 Type 4243
4243-4WU, 4243-29U, 4243-5ZU, 4243-4UU, 4243-4VU, 4243-28U, 4243-27U, 4243-5UU
T520i Type 4239
4239-47U, 4239-47F, 4241-46C, 4239-4LU
Lenovo IBM Thinkpad W510 SeriesW510 Type 4318, 4319, 4875, 4876, 4387, 4389, 4391
W510 Type 4319
4319-2NU, 4319-2PU, 4319-2QU, 4319-2RU, 4319-4BU, 4319-4MU, 4319-64U, 4319-5RU, 4319-5SU, 4319-5XU, 4319-65U
W510 Type 4389
4389-22U 4389-23U 4389-24U 4389-2SU 4389-2TU 4389-2UU 4389-N9U 4389-P2U 4389-P3U 4389-P9U 4389-PAU
W510 Type 4391
4391-22U, 4391-23U, 4391-N9U, 4391-P2U, 4391-P3U, 4391-P9U, 4391-PAU
Our research suggests that this part can also replace the following part numbers, although some may be associated with 2-prong or 3-prong power cable fittings:
45N0056 45N0057 45N0052 45N0053 45N0054 45N0055 45N0056 45N0057 45N0058 45N0059 55Y9317 55Y9318 55Y9319 55Y9320 55Y9321 55Y9322 55Y9323 55Y9324 55Y9325 55Y9326 55Y9327 55Y9328 55Y9329 55Y9330 55Y9331 55Y9332 57Y4622
Additional Product Information:
Condition: Used - Tested & Working.
Light WearOur definition of a 'Used - Light Wear' Product:This product is clean and in very good cosmetic condition with some light signs of use or minor imperfections to be expected.
Warranty: 3-Month.
For more information about the warranties we offer please visit our 'Warranty' Store page which is linked from the left navigation of this page.
Please note: There may be a slight cosmetic variation between the product advertised and the product photographed.
If you have any questions about this item then please contact us before bidding/buying.