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Item specifics
  • Compatible Brand: For Thinkpad,For Lenovo
  • Output Current: 4.5A
  • Output Voltage: 20V
  • Brand Name: RUIDAFENG
  • Package: No
Product Description


Product Features


•Insulation Strength: Class A


•Operating Temprature: -10°C~+40°C (10-90%R.H)


•Storage Temprature: -40°C~+60°C (10-90%R.H)


•Operating Humidity: 10% ~ 90% RH Non-condensing


•Storage Humidity: 5% ~ 95% RH Non-condensing


•Case materials: PC, ABS, or equivalentOver load protection: 115%-135% fold back current limiting, Auto-recovery


•PCB & Cover is manufactured with Fireproofing materials.


•Low Ripple and Noise.


•High Quality Raw Materials


•Our product is covered by a no hassle 2 years warranty, Under normal use, at least for 3 years


•our products in strict compliance with CE, FCC and ROHS

LENOVO 20V 4.5A.jpg






INPUT:100-240V 50-60HZ

OUTPUT:20V 4.5A 90W

DC connector: 7.9x5.5mm

Condition: Brand new, high quality.

Warranty: 2 year

Package include:

1XAC Adapter Only (power cable not included)


Compatible with Adapter Part Number


40Y7649, 40Y7656, 40Y7658, 40Y7659, 40Y7660, 40Y7661, 40Y7662, 40Y7663, 40Y7664, 40Y7665, 40Y7666, 40Y7667, 40Y7668, 40Y7669, 40Y7670, 40Y7671, 40Y7672, 40Y7673, 40Y7674, 40Y7696, 40Y7697, 40Y7698, 40Y7699, 40Y7700, 40Y7701, 40Y7702, 40Y7703, 40Y7704, 40Y7705, 40Y7706, 40Y7707, 40Y7708, 40Y7709, 40Y7710, 40Y7711, 42T5000, 92P1104, 92P1105, 92P1106, 92P1108, 92P1109, 92P1110, 92P1112, 92P1113, 92P1114, 92P1211, 92P1212, 92P1153, 92P1155, 92P1157, 92P1159, 93P5026, PA-1900-171



Supported Laptops:


Lenovo 3000: C100, C200, V100, N100, N200

FOR IBM/Lenovo ThinkPad: T60, T60p ,T61 T61p Series


FOR IBM/Lenovo ThinkPad: R60, R60e, R61, R61i Series


FOR IBM/Lenovo ThinkPad: Z60, Z 60m , Z60t, Z61 Series


FOR IBM/Lenovo ThinkPad: X60, X60s, X61 X61s Series


FOR IBM/Lenovo Thinkpad: X100e X200 X200s X201 X201i X201s X300 X301


FOR IBM/Lenovo Thinkpad: L412 L512 L420 L520 SL300 SL400 SL410 SL500 SL510 SL410K


FOR IBM/Lenovo Thinkpad: T400 T410 T420 T500 T510 T520 R400 R500 T400s T410s T410i T420s T420i


FOR IBM/Lenovo Thinkpad: 1702 1703 1704 X61LS T410si Edge 14 15 E30 E40 E50


ThinkPad Advanced Mini Dock


ThinkPad Essential Port Replicator


ThinkPad External Battery Charger



About us


We selling all of our products in strict compliance with CE, FCC and UL quality regulations. Through OEM service, now our products are used worldwide in such countries and regions as Europe, America, Japan, Hong Kong, and Middle East. High quality products and comprehensive services have resulted in a high rate of customer satisfaction which has helped us to earn a great reputation in this line of business.

Packaging Details
  • Unit Type: piece
  • Package Weight: 0.2kg (0.44lb.)
  • Package Size: 20cm x 10cm x 5cm (7.87in x 3.94in x 1.97in)
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Quantity: Ship to:
Packaging Details
  • Unit Type: piece
  • Package Weight: 0.2kg (0.44lb.)
  • Package Size: 20cm x 10cm x 5cm (7.87in x 3.94in x 1.97in)
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