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Black rectangular power adapter with LED display and fourteen interchangeable tips

DELL

Dell 3V-24V 3A 72W Variable Power Adapter with 14 Tips

SKU CH-1ZQH-M90G2

Adjustable 3 V to 24 V DC supply delivers up to 72 W and includes 14 interchangeable tips plus micro USB and Type-C connectors

  • Adapter typeUSB C Charger
  • First connectorMicro-USB, Type-C, DC terminal connector
  • Second connectorMicro-USB, Type-C, DC terminal connector
  • Cable jacketPlastic
  • Connector typeMale
  • Units per package1
  • Adjustable 3 V to 24 V output powers diverse devices
  • 72 W maximum delivery supports demanding electronics
  • 14 interchangeable tips fit most DC connectors
  • Built-in protection guards against over-voltage, over-current, over-temperature and short circuits
  • LED voltage display shows the selected output at a glance

Universal 3 V to 24 V adjustable adapter

This Dell power adapter delivers a variable DC output from 3 V to 24 V at up to 3 A and 72 W. It accepts AC input from 100 V to 240 V at 50 Hz or 60 Hz. An integrated LED display shows the selected voltage. The unit is supplied new with fourteen interchangeable tips.

Suitable for low-power devices needing flexible

It fits laptops, LED lamps, displays, printers, cameras and monitoring systems that operate between 3 V and 24 V and draw 72 W or less. DIY builders can use the DC terminal connector for custom circuits. Buyers whose equipment requires more than 72 W or a fixed voltage outside the 3 V to 24 V range should look elsewhere.

Fourteen tips plus test lead and polarity converter

The bundle includes 14 DC plugs covering barrel sizes from 2.5 × 0.7 mm up to 6.5 × 4.4 mm, plus Micro-USB, Type-C and DC terminal connectors. A test lead and a polarity converter are also provided, letting you verify output and match centre-positive or centre-negative polarity without extra tools.

How it compares

Measured against everything we stock in AC Adapters & Power Bricks, at today’s prices. Recalculated every night.

Price $26.99
Pricier than about 57% of the 3,805 comparable items (median $22.99).

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Specifications

Product
Brand nameDell
Product type9 V
Adapter typeUSB C Charger
Ports & slots
First connectorMicro-USB, Type-C, DC terminal connector
Second connectorMicro-USB, Type-C, DC terminal connector
Connector typeMale
Size & build
Cable jacketPlastic
Product dimensions14.33 in W × 12.83 in H × 9.06 in D
In the box
Units per package1
In the box1

Questions about this item

What AC mains voltage does the adapter accept for worldwide use?

The adapter accepts 100 to 240 V AC at 50 or 60 Hz, so it works on mains supplies worldwide without a separate transformer.

Which of the 14 included tips matches a 5.5 mm by 2.1 mm barrel jack on my existing device?

The set includes a 5.5 x 2.1 mm plug that fits that barrel jack; select it and set the output voltage to the device's required level.

How do I confirm the adapter is delivering the voltage my device needs?

Adjust the output with the variable control and read the value on the built-in LED voltage display to verify it matches the device's specification.

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