Electronic Generators (Inverters) complete with thiristor controlled battery charger- Electronic over load protection and indicator- transistorised based with Two seperate transformers i.e. one for inverter circuit and the other for Battery Charger. Capacity : 1KW ( 1250 VA): US$ 130.0 Operating Voltage : 24 V-DC Capacity : 750 W (1000 VA): US$ 110.0 Operating Voltage : 24 V-DC Capacity : 500 W (750VA): US$ 90.0 Operating Voltage : 12V-DC The above prices are for inverters with two transformers. For inverters with one transformer for the inverter circuit nad MOSFET based reduce US$ 15.0 from the above given rates. Technical Specifications : Input Voltage Range : 12V to 48V DC or as required. Output Voltage Range: 220V AC +/- 10%(square waves) 230V AC +/- 2% (sine waves) Frequency: 50 Hz +/- 5% Transfer time : Less than 10 ms. Power Factor: 0.8 lag to unity. Efficiency: More than 85% Relative humidity: 0 to 95% Ambient Temperature: 0 - 50 degree celcius. Output wave form: Square wave, Step wave, Sine wave. Battery Charger : Charges the battery 10% AH capacity of the battery, built in boost/trickle charger (Thyristor Controlled). Protections: Overload, Short Circuit, Battery under Voltage & Over Charging. Backup Period: 3 to 4 hours on recommended battery selection. Indications: Mains On, Reset, Inverter On, Charger On, Over Load / Low battery over load reset switch. One set with connection in one corrugated box