Trinity Energy Systems [P] Ltd manufactures Micro-Controller based KW and PF Meters. Trinity Energy Systems [P] Ltd is ISO 9001:2000 certified that offers electronic power and energy meters and power factor controllers. The Micro-Controller based KW and PF Meters are digital meters for use in three phases three/ four wire electrical Systems. The design of these meters is based on proven micro-controller technology, resulting in compact and accurate meters. The design uses powerful micro-controller based technology. The meter uses state of the art Digital Signal Processing [DSP] circuitry to achieve very high accuracy measurement of True RMS value of KW and PF. The meter displays the readings simultaneously on a 16x2 Digit Backlit LCD.