Overview Reviews Product Description UEI OS12 SENSOR, O2 6 MONTH SHELF LIFE O2 Sensor Module Works with: C125,C127 Product Videos Custom Field MPN OS12 Product Reviews Write a Review Write a Review × UEI UEI OS12 SENSOR, O2 6 MONTH SHELF LIFE Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *