Frequently Asked Questions
How is the quality of the vacuum pumps?
All products comply with CE standards. We have an independent quality inspection team conducting multiple inspections from parts supply to dispatch. Third-party testing services like SGS, BV, and TUV are also available.
What are the pre- and after-sales services?
We provide timely replies to all enquiries and real-time manufacturing updates. After-sales support includes contracted maintenance in over 60 countries and guaranteed parts supply for at least 10 years.
Is OEM service available?
Yes, most products are available for OEM customization, including logos, packaging, and specific functional adjustments.
What is the typical lead time?
For stocked products, the lead time is approximately 7-15 days. For non-stocked or custom items, manufacturing typically takes around 20 days.
Does the pump require oil for operation?
No, this is a dry diaphragm vacuum pump. It does not require any working medium or oil, ensuring a pollution-free operation ideal for chemical laboratory environments.
Is the pump suitable for continuous 24-hour use?
Yes, the pump is designed with an automatic cooling and exhaust system that allows for continuous operation for up to 24 hours.
Tongyi Machinery
