DNF & Stonefly™ Product Warranty Options

We offer a flexible range of customer and technical support options. Products come standard with a 1-year parts and labor warranty. Our reliable and high availability products based on industry standards simplify support and integration. To ease IT integration, we offer a range flexible support options to suit your needs and budget. We have three defined tiers of service; for customized service solutions please contact your DNF representative.

Parts & Labor

DNF's standard parts and labor warranty offers fast and convenient part replacement from our manufacturing center in Hayward, California. With our efficient RMA process you will be back up and running in no time.

Phone-Based Technical Assistance and Support

Our knowledgeable technicians are available 7-6 Pacific Standard Time at 510.265.1122 (x211) to answer your questions. Or send an email to Support Department and we will answer your questions within one business day.

Next Business Day On-Site

With our next business day support, our technicians are available by phone during your business hours, and are on hand to provide on-site support when you need it. Please contact your DNF representative for more details.

Four-Hour Response On-Site

DNF's premium on-site warranty services offer 24/7 technical support, and four hour response time service in major metropolitan ares. Please contact your DNF representative for more details.

International Support

DNF's coverage for international customers varies by geographic region, please contact DNF for options and availability in your region.

Warranty Registration

Limited Warranty on Dynamic Network Factory, Inc. Computer Products - (Valid Only In USA)

DNF warrants to the original consumer purchaser that DNF's Computer Products carrying the DNF brand name shall be free from defects in materials and workmanship for a period of (1) one year after the original date of purchase. At its option, DNF will repair or replace at no charge such DNF products, which prove to be defective within such warranty period. This limited warranty shall not apply if the DNF product has been damaged by unreasonable use, accident, negligence, service or modification by anyone other than an DNF authorized center, or any other causes unrelated to defective materials or workmanship.

The original consumer purchaser must return the Registration Card or submit the Registration Form below as a condition precedent to warranty coverage and performance. To receive in-warranty service, a defective product must be delivered to DNF not later than (1) one week after the end of the warranty period. The product must be accompanied by proof of date of purchase satisfactory to DNF and with a Return Material Authorization (RMA) number issued by DNF.

Purchaser must pay all delivery costs or shipping charges to return any defective DNF brand product or component under this warranty policy. DNF assumes no liability for any loss or damage occurring during shipment. The product or part returned should be packaged securely and be insured for its full value. Replacement/repaired DNF brand products and components covered under this warranty policy will be delivered or shipped freight prepaid to the purchaser within the domestic United States. Purchasers outside of the United States must pay all delivery costs or shipping charges for replacement/repaired DNF brand products and components.

Reasonable effort has been made to ensure that DNF manuals and promotional material accurately describes DNF product specifications and capabilities at the time of publication. However, because of on-going improvements and updating of DNF products, DNF can not guarantee the accuracy of printed materials after the date of publication and disclaims liability for changes, errors or omissions. Technical Support/Customer Service can be contacted at 510.265.1122.

DNF assumes no liability for any downtime, loss of data, or damage to data on any DNF brand product as a result of exchanging parts, repair, or failure of any parts. Backups must be periodically made of all data on DNF brand products and before any upgrades, part removal, or part replacements.


The sole and exclusive obligation of DNF (Manufacturer) shall be to repair or replace the defective products in the manner and for the period provided above. Manufacturer shall not have any other obligation with respect to the products or any part thereof, whether based on contract, tort, strict liability or otherwise. Under no circumstances, whether based on this Limited Warranty or otherwise, shall Manufacturer be liable for incidental, special, or consequential damages.