The Detroit News reports lithium-ion battery manufacturer A123 Systems is set to post a net loss of $125 million on revenue of $10.9 million for the first quarter of 2012. Official results will be released later this week. The loss includes $51.6 million tied to replacing battery packs produced at the company's Lavonia, Michigan facility. Some of those packs could have been manufactured with defective cells. The figure also includes $15.2 million to increase inventory reserves.