Overall Grading of Inverters (Rating - 500 VA)
(Courtesy : Consumer Voice, Jan-Feb 2000)
 
 

Sl. No.	Brand Name	Model	Price (Rs.)	Overall Grade	What the Grading mean
1	Hi-Tech (Faridabad, Haryana)	Economy -500	5,940/-	3.8	Good
2.	Stanley (Delhi-9)	Power Inverter	8,268/-	3.7	Good
3	Instapower (New Delhi -110017)	Electronic Generator -DS	7,393/-	3.65	Good
4	Luminous (New Delhi -110059)	Pro-2000	8,100/-	3.65	Good
5	Deltron (New Delhi - 110065)	Gold	7,000/-	3.65	Good
6	Exide (Calcutta - 700014)	Powergen	8,470/-	3.6	Good
7	Videocon (Mumbai - 400072)	SLX -9002A	10,580/-	3.5	Average
8	Litepower (New Delhi - 110044)	Junior	5,300/-	3.2	Average
9	Powertron (New Delhi - 110019)	SQ-Series	8,200/-	3.17	Average
10	Truepower (Bangalore - 560001)	Lighting Power	7,250/-	3.1	Average

International Grading Scale:
5-Very Good, 4-Good, 3-Average, 2-Poor, 1-Very Poor
 

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