Tenders for Supply of Supply Of Inverter Unit. Supply Of Inverter Unit Sine Wave 12V 850 Va Inverter Operating On 230V 50 Hz + Lead Acid Tubular Battery 12V 150 Ah+Trolley Boxin Fzr Division. Make Of Inverter:- Luminous, Exide, Microtek Only. Make Of Battery:- Luminous, Exide, Sukam, Amaron Only.