DC 5.5×2.1 Female to 3-Pin Wire Harness Cable Assembly
– Custom OEM Power Interconnect
DC 5.5×2.1 Female to 3-Pin Wire Harness Cable Assembly:
This cable assembly is a custom DC power interconnect solution featuring a 5.5×2.1 mm
DC female barrel connector on one end and a 3-pin wire-to-board housing on the other.
Designed for low-voltage power delivery, it is widely used in industrial electronics, embedded
systems, control modules, and custom power distribution designs.
The assembly uses UL-rated power cable, precision-crimped terminals, and molded strain
relief to ensure stable electrical performance and mechanical durability. Length, pinout, wire
gauge, and connector configuration can all be customized for OEM projects.
DC 5.5×2.1 Female to 3-Pin Wire Harness Cable Assembly – Key Features:
DC 5.5×2.1 mm female barrel connector for standard power adapters
3-pin wire harness connector with 2.5 mm pitch housing
UL1185 power cable, PVC jacket, black
Integrated inner and outer molded strain relief
Supports custom pin assignment and cable length
100% electrical test: open, short, and intermittence
RoHS 2.0 compliant
DC 5.5×2.1 Female to 3-Pin Wire Harness Cable Assembly – Technical Specifications:
| Item | Specification |
| Product Type | DC Power Cable Assembly |
| DC Connector | 5.5 × 2.1 mm Female Barrel |
| Barrel Material | Nickel-plated brass |
| Insulator | PBT, black |
| Wire Harness Connector | 3-Pin housing, 2.5 mm pitch |
| Cable Type | UL1185 |
| Wire Gauge | 18 AWG (power) |
| Cable Jacket | PVC, black |
| Standard Length | 700 mm (±10 mm) |
| Conductor Resistance | ≤ 2 Ω |
| Insulation Resistance | ≥ 10 MΩ @ 300 V DC |
| Operating Voltage | Low-voltage DC applications |
| Compliance | RoHS 2.0 |
DC 5.5×2.1 Female to 3-Pin Wire Harness Cable Assembly – Applications:
Industrial control modules
Embedded computing systems
Power distribution for custom electronics
LED power supply connections
Instrumentation and automation equipment
DC 5.5×2.1 Female to 3-Pin Wire Harness Cable Assembly – Custom & OEM Services:
Custom cable length and wire gauge
Alternative DC barrel sizes (5.5×2.5, 3.5×1.35, etc.)
Connector housing and terminal alternatives
Over-mold design and color options
Labeling, packaging, and batch traceability
Q1. Is it a factory?
A: Yes, we are a factory with more than 16 years of design and manufacturing experience.
Q2. Is there any certification?
A: Yes, we have ISO9001, ISO14001, TS16949, ISO13485, and UL certifications.
Q3. What is your specialty?
A: We can design products according to the application requirements.
Q4. Do you accept OEM/ODM orders?
A: Yes, we accept OEM and ODM orders. For OEM orders, the MOQ is 100 pcs. For ODM
orders, the MOQ is 1000 pcs. A mold fee will be charged depending on the design.
Q5. How long does it take to complete an order?
A:For small orders and products in stock, preparation and delivery take less than 3 days.
Shipping time depends on the chosen method—fastest 7 days, longest 1 month.For large
orders, material preparation takes 5–21 working days depending on quantity, testing 1–3
working days, and packing 1 day. The fastest lead time is 7 days, and the longest is 25 days,
excluding shipping.
Q6. What additional services can long-term clients get?
A:New products will be offered together with orders, allowing you to test their market potential
and sell them in your district.Additional fee discounts and lower prices for smaller-quantity
purchases.Support with promotional images, including adding your logo.
Q7. How long is the warranty, and how do you protect customers in case of defects?
A: All cables come with a 12–36 month warranty. For large orders, we provide 0.3%–0.5%
extra backup units. For example, ordering 1000 pcs will include 1003 pcs.If you receive more
than 5 faulty pcs and the defect rate is below 0.1%, please contact our sales team with photos.
We will replace the goods in your next order or issue a refund.
Q8. Do you accept free sample orders?
A: Yes, sample orders are supported. Some samples can be provided free of charge (shipping
cost not included).
How to contact us?
Send your inquiry details below and click “Send” now!
Free samples and the best price are waiting for you.
If you cannot find a product on our website, feel free to contact us — even if we don’t produce it,
we can help you source the same item with good quality and price.
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