DC Barrel Adapter, Female 2.1mm x 5.5mm to Female 2.1mm x 5.5mm, 20 AWG | DC-2Y

DC Barrel Adapter — Female 2.1mm x 5.5mm to Female 2.1mm x 5.5mm | Part DC-2Y

The DC-2Y is a compact DC barrel coupler that connects two 2.1mm x 5.5mm male plugs together — ideal for extending DC power cables or joining two runs end-to-end. No cutting, no soldering — just plug in and go.

Built with 20 AWG wiring and a flexible 3-inch cable, it delivers reliable power with minimal voltage drop.

Technical Specifications

• Part Number: DC-2Y
• Input (Female End): 2.1mm (ID) x 5.5mm (OD) barrel socket
• Output (Female End): 2.1mm (ID) x 5.5mm (OD) barrel socket
• Wire Gauge: 20 AWG
• Cable Length: ~3 inches (compact pigtail design)

Common Use Cases

• Cable Extension: Join two DC power cables with male 2.1mm x 5.5mm plugs end-to-end
• Power Distribution: Bridge connections between DC power supplies and devices
• Electronics Projects: Quickly couple mismatched cable runs without custom wiring

Frequently Asked Questions

Q: Does this change the polarity?
A: No. The DC-2Y passes polarity straight through.

Q: Need a male-to-male or male-to-female version?
A: Browse our full DC Barrel Conversion Adapter collection for other gender combinations.