90W 20V 7.9mm x 5.5mm Tip AC Adapter Charger for ThinkPad T420 T430 X220 X230

Description

Genuine 90W AC adapter for select ThinkPad and compatible notebook models using the round 7.9mm x 5.5mm center-pin power connector. This adapter provides 20V 4.5A output and is commonly used as a replacement for many 90W and 65W adapter part numbers.

This adapter includes the matching AC power cable and is ideal for replacing a missing, damaged, or unreliable charger on supported systems.

✅ Genuine AC adapter
✅ 90W power output
✅ 20V 4.5A charging support
✅ 7.9mm x 5.5mm round tip with center pin
✅ Includes AC power cable
✅ Cleaned and fully tested

What’s Included

1 x 90W AC Adapter
1 x AC Power Cable 42T008 or equivalent

Technical Specifications

Product Type: AC Adapter / Charger
Primary Part Number: 45N0197
Power Output: 90W
Input: AC 100-240V 2.5A-0.5A 50/60Hz
Output: 20V 4.5A
Connector Size: 7.9mm x 5.5mm
Connector Type: Round barrel tip with center pin
Power Cable: Included
Adapter Type: External Laptop Power Supply

Compatible 90W Replacement Part Numbers

45N0197, 40Y7666, 92P1103, 36200299, 92P1112, 45N0210, 45N0201, 92P1113, 92P1106, 92P1105, 40Y7663, 40Y7662, 92P1111, 45N0311, 92P1107, 40Y7673, 45N0068, PA-1900-53I, 42T4429, 42T4465, 42T4438, 40Y7664, 42T4431, 92P1104, 45N0207, 42T4428, 92P1109, 93P5026, 42T4439, 45N0312, 42T4427, 45N0199, 45N0196, 41N5665, 40Y7671, 42T4425, ADLX90NLT3A, 42T4424, 42T4426, 42T4432, 42T4433, 42T4434, 42T4435, 36200032, 45N0301, ADLX90NDT3A, PA-1900-08I, PA-1900-17I, PA-1900-54I, 36200147

Compatible 65W Replacement Part Numbers

40Y7706, 40Y7698, 45N0191, 40Y7697, 92P1211, 40Y7708, 40Y7704, 92P1158, 45N0119, 92P1160, 45N0186, 40Y7701, 45N0194, 40Y7696, 40Y7702, 45N0192, 92P1212, 92P1159, 42T5282, 42T4416, 45N0122, 42T5283, 42T4418, 42T4419, 92P1156, 92P1157, 40Y7705, 45N0180, 45N0184, 45N0080, 40Y7703, 45N0110, 40Y7711, 45N0120, 45N0183, 45N0322, 45N0320, 36200033, 36200210, 45N0323, ADLX65NCT2A, 45N0324, 11S45N0323, 45N0319, 92P1154, PA-1650-161, ADLX65NLT2A, 45N0314, 36200288

✅ Confirmed Compatibility

Please note that the following list is not exhaustive. Compatibility depends on your system’s specific configuration. It’s essential to verify compatibility with your laptop model, original adapter part number, wattage requirement, and connector style prior to use.

✔️ 3000 Series: 3000, C100, C200, N100, N200, V100, V200
✔️ B Series: B430 Notebook
✔️ ThinkPad Edge Series: Edge 14, Edge 15, Edge E10, Edge E20, Edge E30, Edge E31, Edge E40, Edge E50, Edge E135, Edge E145, Edge E330, Edge E335, Edge E430, Edge E430C, Edge E435, Edge E445, Edge E530, Edge E535, Edge E545, Edge S430
✔️ ThinkPad E Series: E220, E220s, E320, E325, E330, E420, E425, E430, E435, E520
✔️ ThinkPad L Series: L410, L412, L420, L421, L430, L510, L512, L520, L530
✔️ ThinkPad R Series: R400, R500, R60, R60e, R60i, R61, R61e, R61i, R61p
✔️ ThinkPad S Series: S430
✔️ ThinkPad SL Series: SL300, SL400, SL410, SL410K, SL500, SL510, SL510K
✔️ ThinkPad T Series: T400, T400s, T410, T410i, T410s, T410si, T420, T420i, T420s, T430, T430i, T430s, T430si, T430u, T500, T510, T510i, T520, T530, T60, T60p, T60t, T61, T61p, T61w
✔️ ThinkPad W Series: W500, W510, W530
✔️ ThinkPad X Series: X100e, X120e, X121e, X20, X21, X200, X200 Tablet, X200s, X200t, X201, X201 Tablet, X201i, X201s, X201t, X220, X220 Tablet, X220i, X220i Tablet 4294, X220i Tablet 4298, X220s, X220t, X230, X300, X301, X301i, X60, X60 Tablet, X60s, X61, X61 Tablet, X61LS, X61s
✔️ ThinkPad Z Series: Z60, Z60m, Z60t, Z61, Z61e, Z61m, Z61p, Z61t

Key Features

☑️ 90W AC adapter for supported ThinkPad systems
☑️ 20V 4.5A output for reliable charging performance
☑️ Round 7.9mm x 5.5mm connector with center pin
☑️ Includes matching AC power cable
☑️ Replaces many 90W adapter part numbers including 45N0197, 40Y7666, 92P1103, 45N0210, 42T4429, ADLX90NLT3A, and more
☑️ Can replace many compatible 65W adapters when the same connector style is required
☑️ Cleaned and fully tested for proper operation

Fit Notes

✓ Please verify your original adapter part number before ordering.
✓ Please confirm your laptop uses the round 7.9mm x 5.5mm center-pin connector.
✓ This adapter will not fit slim-tip, USB-C, or smaller round-tip power ports.
✓ This 90W adapter can replace many compatible 65W adapters when the connector and voltage match.
✓ A power cable is included with this adapter.