Customers have put APM Hexseal products to the acid test of real life, hostile environments. From missile launchers operating in the desert to light rail vehicles to portable military generator, in so many different ways, APM Hexseal designs and products have shown their value. APM Hexseal offers over 5,000 products to fit most every switch and circuit breaker on the market today. If APM does not have the right boot, the engineering and fabrication shop can quickly make one.