High-precision electronic test and measurement instruments, multifunction calibrators, three-phase power/energy meter calibrators, decade resistance/capacitance/inductance boxes, AC/DC high voltage breakdown testers, insulation resistance testers, ground continuity testers, and DC regulated power supplies, are the field Zeal Manufacturing & Calibration Services Pvt. Ltd. leads as a premier ISO 9001:2015-certified maker, exporter, and service provider. Established in 1996 and headquartered in Pune, and founded by Mr. Vikas B. Rathod (a B.E. Electronics graduate with more than 26 years of experience, including prior work at the Electronics Test and Development Center (ETDC) Pune), it serves electrical, electronics, calibration-laboratory, transformer/UPS-manufacturing, and technical-institute customers, ensuring precision, reliability, and accuracy. The company provides NABL-accredited calibration services (ISO/IEC 17025:2017) and repair services for electronic instruments, catering to a global clientele across more than 20 countries, including the UAE, USA, and Singapore.