Industrial Engineering Tools
Free, IS-compliant digital calculators designed for HVAC engineering, electrical compliance, and energy audits.
AC Tonnage Calculator
Perform precise thermal cooling load calculations based on room dimensions, climate zone, ceiling height, and solar exposure to size the perfect HVAC system.
Launch CalculatorPower Factor Calculator
Determine required capacitor sizing (kVAR) to improve energy efficiency, avoid utility penalty surcharges, and estimate exact monthly and annual savings on electricity bills.
Launch CalculatorLux Level Calculator
Calculate compliant lighting fixture requirements and layout spacing configurations for factories, warehouses, and offices per IS 3646 and National Building Code standards.
Launch Calculator