Need Help?      Contact us Today!       TEL 1.201.679.7793    Address: 100 Temple Avenue, Hackensack, NJ 07601

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Repair Service

Please send us an email to with the following information. Last name, Phone Number #, Order Number #, Item Name, Description of the error, Number of items, Photo


  • No merchandise may be returned without prior authorization from HK SYSTEMS / Request an RMA # by emailing “” or calling 1-201-679-7793. Please let us know why you’re returning the item or if there was anything wrong with your order.
  • All return claims must be made within 30 days of shipment date. Returns must be made within 30 days of the issuance of the Return Authorization to be eligible to receive full credit.
  • All returned items must be received in salable condition with all manuals, parts and paperwork intact.
  • Used scales will not be accepted for return.
  • All returns that are not exchanged for another item are subject to a minimum 20% restocking fee. New scales returned without original packaging and/or accessories, manuals, etc., will be subject to a higher restocking fee.
  • Custom Items including calibrated weights and calibrated weight sets are non-returnable.
  • Merchandise sold on a non-returnable basis may not be returned.
  • Defective Items will be replaced without charge.
  • Shipping charges are not refundable.
  • The issuance of an RMA # does not insure credit will be given. All returns are evaluated upon receipt to determine the amount of credit, if any, will be given.
  • Please ship all returns to:
    Returns Department (RMA #)
    100 TEMPLE AVE
    HACKENSACK, NJ 07601

Product Brochures and Support Documents

Brochures and support documents are available on the product pages in the download tabs.


All CAS products that are covered under the original CAS warranty period will be repaired free of charge in the case of defects in material and/or workmanship. Warranty is available on the product pages in the Specifications tabs.


If you have any other question(technical support, service, calibration and Product purchased online) or comments, please send us an email to


National Type Evaluation Program. Please visit The National Conference on Weights and Measures at

All owner's manual are available for download on each product page.

Our main office in Hackensack, NJ is open from 8:30 AM to 5:15 PM Eastern Time, Monday to Friday.

Yes, we do sell wholesale. You can use the form of Bulk order to send us a description. Simply fill in the fields and send it

Warranty is available on the product pages in the Specifications tabs.

The certificates are available for download on each product page.