 2005, 2008, and 2011 NEC upgrade chip for Calculated Industries ElectriCalc Pro. Simply insert this chip into the special door on the back of the product, and your calculator is instantly updated to the latest 2011 NEC. Your calculator will support NEC Code years 1996 through and including 2011 and will continue to be fully updateable to future code changes.
NEC 2011 Compliance Notice: The 2011 NEC Code has been examined and there are several impacts as it relates to calculations in Model 5065 and Model 5060. Setting the calculator to NEC 2011 will make it compliant to the new code.
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