JULABO F250 Compact Recirculating Cooler 9620025.02 153045687514 but there is moderately loud

but there is moderately loud humming noise coming from the unit

Manufacturer Metcal Part Number PCT-100-11 Model Number PCT-100 SKU 19-68572 Ref 23-97854

5" Computer W/ Intel I5-3330S @2

Durable Construction: Built to withstand the rigors of industrial use

Manufacturer SMAR Model Number A1208NHS SKU 19-55604 Ref 23-79184

JULABO F250 Compact Recirculating Cooler 9620025.02 153045687514 but there is moderately loudCondition Used Description This item is fully tested and in excellent working order. Item will come with a 30 Day Warranty. Cosmetically in good condition showing minor scuffs scratches blemishes from previous use. Includes Compact Recirculating Cooler as pictured. No additional items or accessories are included. Unless pictured, no power adapter power cable included. Photos are of the actual unit for sale. Inventory is on hand and ready to ship.