Brand: IBM / Lenovo · SKU: 42T5290 · MPN: 42T5291 · Category: Components
This is a genuine 170W AC Power Adapter, compatible with IBM/Lenovo laptops. It is frequently cross-referenced with part number 42T5291. Key specifications include an input of 100-240V AC and an output of 20V at 8.5A DC. The connector size is often listed as 6.35 x 4.0 mm or 6.4 x 5.0mm, with a note that it may not have a pin inside. The color is typically black and it is rated for 170W power output. It is compatible with various ThinkPad models including the W700 series.
| Condition | Brand New/Genuine/Open Box (Varies by listing) |
|---|---|
| Power Output | 170W |
| Connector Tip | 6.35 x 4.0 mm or 6.4 x 5.0mm (No pin inside in some listings) |
| Input Voltage | 100-240V ~ 50/60Hz |
| Output Current | 8.5A |
| Output Voltage | 20V |
| Part Number (FRU) | 42T5291 |
| Warranty | 1 Year (Varies by seller) |
| Weight | 917g (Adapter only) |
| Dimensions | N/A (Connector size: 6.35 x 4.0 mm or 6.4 x 5.0mm) |
A high-power (170W) AC adapter designed for IBM/Lenovo laptops, primarily compatible with models like the ThinkPad W700 series. It provides a stable 20V/8.5A output and supports international voltage input.
Yes, this IBM/Lenovo 170W AC Adapter Charger (P/N 42T5291) (42T5290) is 100% genuine IBM / Lenovo hardware. All our products are verified by certified technicians and come with clean serial numbers ready for service contract registration.
This IBM/Lenovo 170W AC Adapter Charger (P/N 42T5291) includes our standard 3-Year Warranty covering all manufacturing defects. We also offer advanced replacement options for minimal downtime.
We offer free ground shipping which typically takes 3-5 business days. Expedited shipping options are available at checkout for faster delivery.
Yes, we have a 30-day return policy on all products. Restocking fees may apply for opened items. Please see our return policy for complete details.
Please check the specifications tab for detailed compatibility information. Our technical team is available to assist with compatibility questions for the 42T5290.