Product Description
The DIP DC 5.5×2.5mm-DC-168 is a DIP DC power socket with a 5.5mm outer barrel and a 2.5mm center pin, providing a standard DC input for laptops, computer peripherals and consumer electronics. The 3-pin connector is rated at DC 30V / 3A, built with phosphor bronze terminals and an H65 brass body, and finished with silver or gold-plated solder pins. Its through-hole construction offers strong solder retention and supports wave soldering on automated production lines.
The DC-168 is a good fit for buyers who want to confirm the physical part before committing volume. Standard samples are normally provided free of charge, so the purchasing team can verify the barrel fit and pin spacing against the actual adapter and PCB. From the sample, production follows the same confirmed drawing, and photo or video updates during production and inspection give the buyer visibility before shipment.
Specifications
|
Parameter |
Specification |
|
Interface Specification |
5.5mm outer barrel, 2.5mm center pin |
|
Mounting Type |
DIP (through hole) |
|
Number of Pins |
3P |
|
Electrical Rating |
DC 30V / 3A |
|
Terminal Material |
Phosphor bronze |
|
Body Material |
H65 brass |
|
Surface Plating |
Silver or gold-plated solder pins |
|
Typical Application |
Laptops, computer peripherals and appliances |
Applications
Application 1: Laptops and computer peripherals
Notebook docks, hubs and other peripherals commonly use a 5.5 x 2.5mm inlet. The DC-168 gives a secure connection that handles frequent plugging.
Application 2: Monitors and displays
Monitors with external adapters rely on a stable DC inlet. The plated contacts and firm solder joints keep the power path clean over long operation.
Application 3: White goods control boards
Control boards in household appliances route adapter power through a barrel socket, where the DC-168's robust construction helps prevent loose-contact failures.
Customization
Customization covers pin layout, solder pin length, plating finish and packaging format. We work from drawings or samples, confirm feasibility before quotation, and support OEM/ODM orders.

Packaging & Transportation
Products are packed in inner bags and cartons for export, with optional blister trays, labels and outer carton markings. EXW and FOB terms are supported; custom orders use 50% deposit and 50% balance before shipment.
FAQ
Q1. Are standard samples free?
Yes, standard samples are usually free, with freight borne by the buyer or charged to the buyer's courier account. Custom samples are quoted by project.
Q2. Will I receive production updates?
We can provide photos or videos of production, inspection, packaging or loading, helping you track the order before shipment.
Q3. What are the payment terms for custom orders?
Custom orders use 50% deposit and 50% balance before shipment; standard orders use 30% deposit and 70% balance.
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