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DC 5.5×2.1mm Alligator Clip Power Plug Adapter | 25cm Cable
DC 5.5×2.1mm Alligator Clip Power Plug Adapter | 25cm Cable
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DC Power Plug Adapter with Alligator Clip Test Leads
This handy DC power plug adapter features a standard 5.5×2.1mm barrel connector paired with two alligator clip test leads on a flexible 25cm PVC cable. Whether you're prototyping circuits, bench-testing power supplies, or connecting battery packs to electronics projects, this compact adapter bridges the gap between standard DC power jacks and bare wire or clip-based connections — quickly and reliably.
Key Features
- Standard DC 5.5×2.1mm Connector: Compatible with the vast majority of DC-powered devices, routers, LED strips, CCTV cameras, and DIY electronics.
- Dual Alligator Clips: Provides secure, no-solder connections to terminals, battery leads, or test points — ideal for breadboards and prototyping setups.
- Available in Male or Female Plug: Choose the variant that matches your power supply or device jack for a perfect fit.
- 25cm Flexible PVC Cable: Short enough to keep your workspace tidy, long enough to reach conveniently — great for bench use or on-the-go repairs.
- Portable & Compact: Lightweight design slips easily into a tool bag, kit, or electronics drawer.
- No High-Concern Chemicals: PVC insulation material confirmed free from high-concern chemicals for safe everyday handling.
Specifications
| Connector Size | 5.5mm outer / 2.1mm inner (DC barrel) |
| Cable Length | 25 cm (~9.8 inches) |
| Cable Material | PVC |
| Plug Type | Male / Female DC barrel plug with 2× alligator clips |
| Battery Included | No |
| Wireless | No |
| Country of Origin | Made in China |
Who Is This For?
Perfect for electronics hobbyists, makers, engineers, and technicians who regularly work with DC power supplies. Use it for Arduino and Raspberry Pi projects, LED driver testing, CCTV camera bench setups, or any scenario where you need a quick, reliable connection between a DC barrel jack and alligator clip leads.
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Learn More
For guidance on electrical safety when working with DC power and test equipment, visit the OSHA Electrical Safety Resource.
Frequently Asked Questions
Q: What devices is the 5.5×2.1mm DC power plug adapter compatible with?
A: The 5.5mm outer / 2.1mm inner barrel connector is one of the most widely used DC jack standards. It is compatible with many routers, CCTV cameras, LED strip drivers, Arduino power inputs, small appliances, and a broad range of consumer electronics that use this standard DC barrel size.
Q: Can I use this adapter for both male and female DC connections?
A: Yes — this adapter is available in both male (plug) and female (socket) DC barrel connector variants, so you can choose the one that matches your power supply output or device input jack.
Q: How long is the cable, and is it flexible enough for bench work?
A: The cable is 25cm (~9.8 inches) long and made from flexible PVC insulation, making it comfortable to maneuver on a workbench, breadboard, or test station without tangling or kinking.
Q: Are the alligator clips safe to handle?
A: Yes. The adapter contains no high-concern chemicals in its PVC insulation, and the alligator clips are designed for standard low-voltage DC electronics testing. Always follow safe handling practices when working with powered circuits.
