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ADC Kentrox 72681 DataSMART 681 DSU/CSU


The DataSMART 681 Frame Monitoring DSU/CSU is the ideal entry to managed Frame Relay solutions. It provides stabile, remote office interconnection or Internet access at an economical price. The DataSMART 681 data service unit (DSU) provides network access to digital data service (DDS) at speeds of 56 or 64 kbps. It monitors end-to-end Frame Relay performance, including Virtual Circuit (VC) statistics, utilization, and network delays. It is compatible with the T1/FT1 Frame Monitoring DataSMART DSUs. The DataSMART 681 DSU is typically managed in-band through the DDS network inter-face or through the data port. The DataSMART 681 can also be used to provide access for traditional leased-line DDS services. With a few simple configuration changes, the same unit can later monitor Frame Relay services

Every refurbished, pre-owned, and used ADC Kentrox 72681 for sale is fully guaranteed by our extensive 90-day warranty. Please feel free to contact us regarding our inventory of refurbished ADC Kentrox networking equipment, or if you have any additional questions regarding this 72681 DataSMART 681 DSU/CSU.

Shipping Policies


US Orders: Orders for this ADC Kentrox 72681 within the USA which qualify for Free Super-Saver Shipping are shipped at our discretion via the lowest cost method. This can be FedEx, UPS, or US Mail. Typically, orders ship within 48 hours.


ADC Kentrox 72681 DataSMART 681 DSU/CSU units which are shipped internationally have a mandatory 5-10 business day security holding period between payment being received and shipment processing. This security policy is to allow funds to fully clear our bank account.


Does HardwareJet.com offer expedited shipping?


Yes, HardwareJet.com can usually provide expedited (1 or 2 day shipping) for ADC Kentrox products, however there is an additional expedite fee per unique ADC Kentrox 72681 DataSMART 681 DSU/CSU in addition to the product fee and expedited carrier shipping charges. We can only provide expedited shipping to addresses within the USA. If we can offer expedited shipping for an item, expedited shipping costs will be shown at checkout. If we can not provide expedited shipping for an item, then you will not be presented with these options during the cart checkout process.

  • Manufacturer: ADC Kentrox
  • Part Number: 72681
  • Availability: 1
  • Condition: Refurbished
  • Warranty: 90 Days
  • Description: ADC Kentrox 72681 DataSMART 681 DSU/CSU
  • Price: $434.95