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Black rectangular Dell 180W AC adapter with 7.4mm tip, LED ring and rubber strap

DELL

DELL 492-BFDJ 180W 7.4mm AC Adapter

SKU CH-N95J-CTSS3 MPN 492-BFDJ

Delivers 180 W of power through a 7.4 mm connector with a built-in LED ring and rubber strap for cable management

  • Power adapter wattage180 W
  • Product typeAC Adapter
  • Key featuresLED Light Ring, Rubber Strap
  • Delivers 180 W to power and charge your Dell laptop
  • LED light ring on the DC connector shows connection status at a glance
  • Rubber strap keeps the cable tidy during transport and storage
  • Genuine Dell part tested by qualified engineers for reliable compatibility
  • 4 mm barrel tip matches Dell systems requiring this connector size

180 W Dell AC Adapter with 7.4 mm Tip

This genuine Dell AC adapter delivers 180 W of power to compatible laptops. It uses a 7.4 mm barrel connector and includes a 3.28 ft cable. The unit is supplied new and carries Dell part number 492-BFDJ.

Travel users needing cable control.

The integrated rubber strap keeps the cable tidy during transport and the LED light ring on the DC connector aids alignment in low light. Buyers whose laptops charge exclusively via USB-C Power Delivery cannot use this barrel-tip adapter.

7.4 mm barrel connector diameter

The 7.4 mm tip size is the single specification that determines whether this adapter fits your Dell laptop. Verify the connector diameter required by your system before purchasing.

How it compares

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

Price $62.99
Pricier than about 90% of the 27,790 comparable items (median $30.99).

Specifications

Product
Brand nameDELL
Part number492-BFDJ
Product typeAC Adapter
Power
Power adapter wattage180 W
Size & build
Shipping weight0.91 kg
Package size203 × 102 × 102 mm

Questions about this item

How do I confirm this 180 W adapter is the right version for my Dell laptop?

Match the Dell part number 492-BFDJ and the 7.4 mm barrel connector to your system's service manual or original charger label; those two identifiers confirm compatibility.

What does the 180 W rating actually deliver when the adapter is plugged into my laptop?

It supplies up to 180 watts of continuous power, allowing the laptop to run at full performance while simultaneously charging the battery.

What connector standard does the 7.4 mm barrel use and what does it limit?

The 7.4 mm barrel is Dell's proprietary DC connector; it physically limits use to Dell laptops designed for that specific barrel size and 180 W input.

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