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Dell 6543854504 12V 1A power adapter 5.5x2.1mm 6ft

SKU CH-861Q-W1N3M

12 V 1 A power supply with 5.5 × 2.1 mm barrel plug, 100-240 V input and 6 ft cord

  • Adapter typeUSB C Charger
  • Cable length5 in (12.7 cm)
  • First connectorBarrel Connector
  • Second connectorBarrel Connector
  • Cable jacketPlastic
  • Connector typeMale
  • 12 V 1 A output powers compatible 12 V devices up to 1 A
  • 100-240 V 50/60 Hz input works on mains worldwide
  • 5 mm × 2.1 mm barrel plug fits 2.5 mm centre-pin jacks
  • 6 ft cable gives extra reach for flexible placement
  • circuit, over-current, over-voltage and over-temperature protection built in

What it is

This Dell 6543854504 adapter converts 100-240V AC mains power to a regulated 12V 1A DC output through a 5.5x2.1mm barrel connector with centre-positive polarity. The 6ft cable length gives flexibility for routing power to CCTV cameras, LED strips, routers and similar 12V equipment drawing up to 1A.

The deciding spec

Output is fixed at 12V and 1A maximum, so the unit will not suit devices that need more than 12 watts or a different voltage. Polarity must be inner positive and outer negative; reversing it can damage the connected gear.

Install and pitfalls

The barrel plug fits 5.5x2.1mm jacks and is also compatible with 2.5mm inner-diameter sockets, but always verify the device port dimensions before connecting. Built-in short-circuit, over-current, over-voltage and over-temperature protection shuts the adapter down if a fault occurs, preventing damage to both the supply and the load.

How it compares

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

Price $15.99
Cheaper than about 80% of the 3,875 comparable items (median $23.99).

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Specifications

Product
Brand nameDell
Product line6543854504
Model name6543854504
Part number6543854504
Product type9 V
Adapter typeUSB C Charger
Product colorBlack
Ports & slots
First connectorBarrel Connector
Second connectorBarrel Connector
Connector typeMale
Size & build
Cable length5 in (12.7 cm)
Cable jacketPlastic
Product dimensions14.33 in W × 12.83 in H × 9.06 in D
Product weight2.08 oz
In the box
Units per package1
In the box1

Questions about this item

What does the 12 V 1 A output mean for a device I plug in?

It supplies up to 12 watts at 12 volts, so any equipment rated for 12 V and drawing between .1 A and 1 A will operate within its design limits.

What does the 100 V to 240 V 50/60 Hz input actually cover?

The adapter accepts mains voltages from 100 V to 240 V at either 50 Hz or 60 Hz, letting it work on standard household supplies worldwide without a separate voltage selector.

Will the 5.5 mm by 2.1 mm barrel plug fit my hardware?

The centre-positive plug measures 5.5 mm outer diameter and 2.1 mm inner diameter and is also compatible with 2.5 mm inner-diameter jacks, so it fits most common 12 V barrel sockets.

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