Feb 19 (Reuters) - Energy One Ltd EOL.AX :
* HALF YEAR NET PROFIT AFTER TAX ROSE 398 PERCENT TO A$ 2.0 MILLION
* EXPECT H2 FY21 TO BE SLIGHTLY REDUCED VERSUS H1 FY21
* EXPECTS FULL-YEAR FY21 REVENUE OF $27.5 MILLION
* FULL-YEAR FY21 NPAT EXPECTED TO BE IN ORDER OF $3.7 MILLION