Based on this product's specifications, here are some alternatives and similar models
Power adapter/inverter MicroBattery MBA50139, indoor 90 W, 110–230 V input, 4.7 A output, 6.3×4.4 mm connector, black
Summary description:
MicroBattery MBA50139 is an indoor power adapter/inverter with 90 W output designed for devices requiring a 6.3×4.4 mm barrel connector. It accepts 110–230 V AC (50–60 Hz, minimum 100 V) and provides up to 4.7 A output. The unit has a plastic black housing (60×40×80 mm) and is intended for powering compatible electronics in home or office environments.