End Of Life Support for TA520 and TA620 Clocks Time America has announced the End of Life sales and service for the TA520 and TA620 clocks due to increased costs and a limited supply of replacement parts. TA520 Sales for the TA520 will continue until 12/31/2010 and service will be provided until 12/31/2011. TA620 Sales for the TA620 will continue until the current stock is depleted- no time frame was provided. Service will continue for one year after the sale of the last unit. Time America offers a complete line of clocks for your time and attendance requirements including: basic swipe card, finger and whole hand biometric and internet. For additional information, please contact one of our sales consultants or check here.