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Black rectangular laptop charger with 4.0 by 1.7 mm round tip and detachable power cord

usbroway

usbroway 65W 45W Lenovo IdeaPad AC Adapter 4.0*1.7mm

SKU CH-B0WF-4HCT8

A 65W AC adapter with a 4.0*1.7mm tip powers compatible Lenovo IdeaPad models from a 100-240V supply

  • Battery TypeLithium-Ion
  • Charges at up to 65W for fast power delivery
  • Works with 45W models using 20V 2.25A output
  • Accepts 100-240V input for worldwide use
  • 0*1.7mm round tip fits listed IdeaPad models
  • Includes AC charger and power cord in the box

Compatible Lenovo IdeaPad models

This 65W AC adapter replaces the original charger for a wide range of Lenovo IdeaPad laptops including the 3, 5, 330, 320, 310, S340, S145, 100, 110, 120S, 130, 510s, 530s, 710S, Flex and Yoga series. It matches part numbers such as ADL45WCC, ADLX65CCGU2A and PA-1450-55LL. Buyers with laptops requiring a different connector size or voltage should look elsewhere.

Thermals noise and power draw

The adapter accepts 100-240V input and delivers up to 20V 3.25A for 65W maximum output, while remaining compatible with 20V 2.25A 45W requirements. It operates as a standard external power supply with no moving parts, so it adds no fan noise to the workspace. The unit is CE, RoHS and FCC certified for electrical safety.

Build quality and daily use

A 4.0*1.7mm round tip connects securely to supported IdeaPad models. The package includes the AC charger and a detachable power cord for immediate setup. As a brand-new replacement unit, it is designed to match OEM fit and finish. Users needing USB-C Power Delivery or a different barrel diameter cannot use this adapter.

Highlights

  • Charges at up to 65W for fast power delivery
  • Works with 45W models using 20V 2.25A output
  • Accepts 100-240V input for worldwide use
  • 0*1.7mm round tip fits listed IdeaPad models
  • Includes AC charger and power cord in the box

Specifications

Battery TypeLithium-Ion

Questions about this item

How do I connect the 4.0*1.7mm round tip to my IdeaPad 330 and what step do people miss?

Align the 4.0*1.7mm round tip with the charging port and push until it seats fully; the step often missed is verifying the LED on the adapter lights up, confirming 20V 3.25A 65W output is active.

What part of this charger will need replacement first after daily use?

The detachable power cord and the 4.0*1.7mm DC cable see the most flexing; the adapter body is CE/RoHS/FCC certified and has no user-serviceable parts.

At what sustained load does the 65W adapter hit its thermal limit?

Continuous 20V 3.25A 65W output is the rated maximum; the unit is certified for that load, so the first limit reached is the 65W ceiling itself.

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