PorterMax, Inc. offers a full line of quality PCB/IMI Accelerometers. Providing PCB Platinum Sensors is one of the ways we live up to our Total Customer Satisfaction guarantee. Driven by customer demand, these sensors are the best fit for typical R&D, product testing, and industrial monitoring applications. Platinum Stock Sensors are backed by a lifetime warranty if you are not 100% satisfied, simply send them back. We'll repair or replace them, guaranteed. No questions asked! NOTE; if you do not see a particular product that you need, contact us at firstname.lastname@example.org and we will work to satisfy your requirements.