EFI Electronics Corp. has released pre-audit results for the fourth quarter and fiscal year ended March 31, 1991.

For fiscal year 1991, the company estimates net income of between $1.14 million and $1.2 million, or in the range of 38 cents to 42 cents per share, on revenues of between $11.7 million and $11.9 million compared to net income of $908,429, or 28 cents per share, on revenues of $9.7 million for fiscal year 1990.This represents more than 25 percent increase in net income and more than 20 percent increase in revenues.