Qoltec Plug-in Power Supply 7.5W 7.5V 1A 5.5x2.1mm

Many small electronics—routers, LED strips, portable audio devices—depend on a stable DC power source, but original adapters often fail or get lost. The Qoltec 50784 plug-in power supply delivers exactly 7.5V DC at 1A, with a 5.5x2.1mm barrel connector, restoring reliable operation to your equipment.

Who is it for

This adapter suits anyone who needs a dependable replacement or spare power supply for devices requiring 7.5V DC and up to 1A. It's ideal for home users, technicians, and small workshops looking for an affordable, certified solution.

Main features

• Fixed 7.5V DC output, 1A current, 7.5W maximum power
• Standard 5.5mm outer / 2.1mm inner barrel plug, centre positive polarity
• Wide input range 100-240V AC, 50/60Hz for global use
• High efficiency Level VI, reducing energy waste and heat
• Comprehensive protection: OVP, OCP, SCP, OPP, OTP
• Durable ABS housing in black, 1.1m cable for flexible placement
• CE and RoHS certified for safety and environmental compliance

Specifications

• Input voltage: 100-240V AC
• Input frequency: 50/60 Hz
• Output voltage: 7.5V DC
• Output current: 1A
• Output power: 7.5W
• DC connector: 5.5 x 2.1 mm barrel plug, centre positive
• Cable length: 1.1 m
• Energy efficiency: Level VI
• Protections: OVP, OCP, SCP, OPP, OTP
• Certifications: CE, RoHS
• Housing material: ABS
• Colour: Black
• Operating temperature: 0°C to 40°C

Tips

Before connecting, verify your device's voltage, current, and connector polarity match this adapter. The centre pin must be positive. Ensure the total power draw does not exceed 7.5W to avoid overload.