How much is 4511 New Belarusian Ruble to Eritrean Nakfa? 20,681.48 Eritrean Nakfa is todays conversion result. International currency exchange rate for pair BYN to ERN for today is 4.5847. CNV.to is using the latest data from authority sources, data updates every minute. To calculate reversed currencies go to - 4511 ERN to BYN.