อะแดปเตอร์ หัวแปลง AC DC Power จาก 5.5mm x2.1mm ไปเป็น 4.0mm x 1.7mm (Connector 5.5x2.1mm to 4.0x1.7mm DC Male Plug )

4.0mm x 1.7mm DC Power plug Socket Connector 5.5x2.1mm to 4.0x1.7mm DC Male Plug Power Adapter Solder Type Socket Connector A: DC 4.0x1.7mm Male Plug (Outside Diameter: 4.0mm, Inside Diameter: 1.7mm) Connector B: DC 5.5x2.1mm Female Jack (Hole Diameter:5.5mm, Pin Diameter:2.1mm) Product Name: DC Power Connector Connector Type: 4.0 x 1.7mm Male Material: Plastic,Metal Color: Black,Silver Tone,Yellow Application:Great item for small electronics projects and CCTV,AC/DC Adapter Barrel Plug Connector for Wall Chargers This DC Connector is attached to a power cable using solder terminals, perfect for making a cable to a desired length or replacing a broken connector.