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Black rectangular USB-C power adapter with 1.7 m cord

DELL SM45CL-01 45W USB-C AC Adapter

SKU CH-5K20-DWYKP

A 45 W USB-C charger with 1.7 m cord, compatible with Dell, HP, Lenovo and Asus Chromebooks and select ThinkPad, IdeaPad and Yoga models

  • Battery voltage rating20 V
  • Power adapter voltage20 V
  • Power adapter current11.8A
  • Power adapter wattage85 W
  • Compatible withChromebook charger
  • Key featuresFast Charging, USB Type C, Corded Electric, ETL, 1, type c 2
  • Charges multiple devices with one adapter
  • Delivers 45 W through USB-C Power Delivery
  • Works with Chromebooks, ThinkPads, Ideapads and Yoga models
  • Accepts 100-240 V input for worldwide use
  • Includes 1.7 m power cord for flexible placement

45W USB-C AC Adapter

This DELL SM45CL-01 adapter delivers up to 45W over USB-C for compatible Chromebooks and select laptops. It suits users who need a replacement or spare charger for supported models from HP, Lenovo, ASUS and Dell.

USB Power Delivery limits

The adapter negotiates 5V 3A, 12V 3A, 14V 3A, 18V 2.5A or 20V 2.25A depending on the connected device. It cannot supply more than 45W, so systems that require higher power will not charge at full speed.

20V 2.25A maximum output

The 20V 2.25A rail is the highest fixed voltage and current combination this unit provides. Buyers whose device needs 20V at 3A or above must choose a higher-rated adapter.

How it compares

Measured against everything we stock in Laptop Chargers & Batteries, at today’s prices. Recalculated every night.

Price $24.99
Cheaper than about 62% of the 27,790 comparable items (median $30.99).

Specifications

Product
Brand nameDELL
Model nameSM45CL-01
Power
Battery voltage rating20 V
Power adapter voltage20 V
Power adapter current11.8A
Power adapter wattage85 W
Size & build
Product weight0.03086468 lb (0.01 kg)
Compatibility
Compatible withChromebook charger

Questions about this item

Should I pick this 45 W unit or a higher-wattage model for my Chromebook?

Choose this adapter when your device's original charger is rated at 45 W or less; it delivers 5 V 3 A, 12 V 3 A, 14 V 3 A, 18 V 2.5 A and 20 V 2.25 A, matching the profiles listed for the supported Chromebook and ThinkPad models.

What does the 45 W rating actually deliver to my laptop?

The adapter negotiates up to 20 V at 2.25 A, giving 45 W peak; it will step down to 18 V 2.5 A, 14 V 3 A, 12 V 3 A or 5 V 3 A depending on what the connected device requests.

Which USB-C charging standard does this adapter use and what limits apply?

It uses USB Power Delivery over a Type-C connector, capped at the listed 20 V 2.25 A (45 W) maximum; the 1.7 m cord and 100-240 V 50-60 Hz input let it work worldwide without a voltage switch.

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