220V/380V PU Foam Machine A500 for Mattress Production Automatic Foaming Equipment. CE and ISO Certified: Passed CE and ISO9001 Quality Management system certification with independent intellectual property. Extended Service Life: Electrical elements and booster pump extended by 50% due to advanced frequency control and stainless steel construction. User-Friendly Design: Small size, lightweight, easy to move, and features a humanized operation panel for simple use. Advanced Safety Features: Equipped with overheating protection, emergency switching system, and stop reset function to protect the pump shaft. Versatile Applications: Suitable for wall/roof spraying, waterproofing, construction filling, cold storage insulation, and package cushioning. Customizable Voltage: Voltage is customizable to meet specific regional power requirements.