DELL 451-BBUN 62WHr 4-Cell laptop battery
- Lithium-Ion
- Notebook
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Regulated 12V 2A power supply with eight interchangeable tips and a six-foot cord for 12V devices
This regulated supply delivers 12 volts at up to 2 amps from a 100-240 V input. Eight interchangeable barrel connectors cover 5.5 mm × 2.1 mm and 2.5 mm centre-positive plugs. It suits LED strips, CCTV cameras, Bluetooth speakers, GPS units, webcams, routers and similar 12 V devices. The six-foot cord gives flexible placement on a desk or wall outlet.
The unit runs without a fan, so operation is completely silent. It draws only the current the connected device requests, automatically scaling from 50 mA up to the 2 A maximum. Efficiency meets standard Level VI requirements for external power supplies. Heat stays low during typical loads such as LED lighting or a single camera.
Swapping a lost or damaged single-tip charger restores power to multiple devices without hunting for exact plug sizes. The kit is worth it when you maintain several 12 V gadgets that use different barrel diameters. It does not suit laptops or gear needing more than 2 A or a voltage other than 12 V.
Measured against everything we stock in Laptop Chargers & Batteries, at today’s prices. Recalculated every night.
| Power | |
|---|---|
| Battery type | AC Adapters |
Select the tip that matches your device’s DC jack, push it firmly onto the adapter’s 5.5 mm × 2.1 mm base until it clicks, then plug the barrel into the device with the centre pin positive.
The interchangeable tips and the 6 ft cord see the most physical stress; inspect them periodically for bent pins or frayed insulation and swap individual tips as needed.
The regulated 12 V output is capped at 2 A, so sustained draws above 2000 mA will trigger the protection circuit and shut the unit down.
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