1-800-356-4920 (USA) 1-603-471-0158 (Int'l)
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Standard Terms of Sale and Warranty

  • Minimum Order $25.00. All orders must be a single release or blanket order with all releases scheduled within six months. Unless otherwise directed, no partial shipments will be made.

  • Shipping: Shipments are FOB Point of Origin. Shipments will be via Ground Service, unless otherwise directed. Shipping charges will be prepaid and added to invoice. KNS charges shipping fees based on the actual and dimensional weight of the package, ship method and published carrier rates. Exact shipping fees are unknown until the order has been processed.  

  • Pricing: Prices are subject to change without notice. IN THE EVENT OF A PRICE CHANGE THE UNSHIPPED PORTIONS OF ANY ORDER WILL BE INVOICED AT THE NEW PRICE.

  • Payment Method 
    a. We accept credit cards via Paypal through our secure ordering system. If you would like to pay for a non-shopping cart order by credit card, please call our customer service department at 1-800-356-4920 (US) or 1-603-471-0158
    b. Payment terms are 1% 10, Net 30 upon approval by KNS PerfeKta.
    c. Accounts with balances exceeding 30 days will be subject to COD status.
    d. Accounts with balances exceeding 60 days will not be allowed new shipments and may be subject to legal action. 

  • Warranty: KNS PerfeKta (KNS) warrants its products to be free of defects in material and workmanship for one year from date of shipment under normal use and service. This warranty does not apply to batteries, lamps, sensors, and other wear items. This warranty does not apply to defects resulting from the action of the user such as misuse, improper wiring, operation outside of specification, alteration, accident, unauthorized repair, improper maintenance, or abnormal conditions of operation. 

    KNS specifically disclaims any implied warranties of merchantability or fitness for any particular purpose and will not be liable for any direct, indirect, incidental or consequential damages. KNS’s total liability is limited to repair or replacement of the product. 

    If it should be necessary to return the product during or beyond the warranty period, contact customer service at 1-603-471-0158 for a return authorization number. The sender is responsible for shipping charges, freight, insurance and proper packaging to prevent damage in transit. Please send warranty return item with RA# to:

    23 Londonderry Rd
    Suite 18-19
    Londonderry NH 03053

    The warranty set forth above is inclusive and no other warranty, whether written or oral, is expressed or implied. 

  • Non-warranty Returns Material returned for credit must be received by KNS PerfeKta in condition as new equipment for resale. Non-warranty returns will be subject to a 10% restocking charge or $25.00 whichever is greater.

  • Hours of operation (Eastern Time Zone) Monday-Thursday 9:00 A.M. - 4:00 P.M.

  • These terms may be modified without notice. The terms in effect at the time of sale shall apply.

  • KNS PerfeKta, KNS Instruments, Klipet  and C-Ton Industries are registered trade names of KNS Associates Inc.