We Tonk and Associates (P) Ltd have ISO 9001-2008 certification from Indian Register Quality System. In addition, the company is LCSO certified by Director General Quality Assurance (Govt. of India, Ministry of Defence). Our product meet or exceed several national and international standards such as MIL and JSS.


100% Physical and Electrical testing.
A minimum of 3 layers of PTFE Tape, wrapped and sintered, provides balanced bi- axially oriented, concentrically placed insulation.
Minimum shrinkage / deformation and no 'run-away' problem at soldering-iron temperatures.
Certified minimum BREAK DOWN VOLTAGE to ensure higher, uniform and predictable performance.
Controlled tighter tolerance on weight, PTFE density and conductor resistance.
Test voltages for the three common working voltages are:

Type Working Voltage ACRMS Dielectric Test Voltage for 1 Minute Sparktest Voltage for 1 Second
ET 250 1500 2500
E 600 2000 3400
EE 1000 3000 5000