Rectifier Technologies Limited provided earnings guidance for the financial year 2021. For the year, the company expected reduced revenue and profit are due to the global economic impact of the COVID-19 pandemic on Company sales and customer spending and short term supply chain shortages arising from suppliers reduced production as a result of lockdowns. The Company's preliminary guidance for FY2021 is revenue in the range of $11 million to $12 million and net profit after tax in the range of $200,000 to $700,000.