1. What's the voltage of the machine?Answer: Standard voltage: 380V-50Hz-3phase, other speccial voltage can be customized also, like: 220V-60Hz-3pase, 415V-50Hz-3phase, 480V-60Hz-3phase.
2. How about the cooling way?
Answer: Air cooling, water cooling or Evaporative cooling.
3. How about the open door method?
Answer: Hydraulic turnover door, sliding door or lifting door.
4. What compressor and vacuum pump do you use?
Answer: All Germany famous brand (they are also international famous brand.)
5. How about the payment terms?
Answer: 40%TT in advance and balance before shipment.
6. How about lead time?
Answer: 20-25 working day. (Because most of vacuum cooler machines are customized according to customers' request, so all machines are new production.)
7. How long is your warranty?Answer: 1 year, and Lifelong after-sales service and technical support.