Welcome to Rainstruments

RA Instruments, was established in 1995 to manufacture Test and Measuring Instruments in Ambala cantt. Qualified entrepreneur Mr. Hirdesh Haritash promoted the Company.

RA Instruments is known for Calibration Standards, Test and Measuring Instruments. We manufacture Digital Measuring Instruments, Calibration Standards and Resistance Measurement Bridges. Experienced engineers, sophisticated testing instruments, Electronic Reference Standards and Manufacturing infrastructure at our works back our commitment to industry, research and education. We supply these instruments to prestigious Calibration & Testing Labs, cable, transformer, generator set manufacturer industries and all these instruments work there to enhance quality and improve their products. We are designed and introduced new products in our range of instruments at regular intervals. Some of reputed OEM uses our instruments in their projects such as resistance standards 0.000001?/5000 Amp. To 10 Tera ?/5000 Volts. read more.






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