ACT Meters Ltd. - Manufacture an intelligent battery tester designed to determine how much current is available in a 12volt rechargeable sealed lead acid battery in seconds. Explorer Technology Group (ETG) - Manufacturer of hydrometers and voltage data logging products for standalone or software-based automated battery testing. Also offers equipment repair and service. Product photos, specifications, and prices. Vencon Technologies, Inc. - Manufacturer of PC controlled battery analyzer, charger and reconditioner for NiCd, LiIon, NiMH, lead acid and primary cells. Product description and articles on testing and charging batteries. Maccor, Inc. - Manufacture multiple station computer controlled automated battery test equipment for research and manufacturing. G. Jost - Provide dataloggers, capacity test and monitoring systems for battery maintenance. LaMantia Products Ltd. - Manufacturer of computerized battery testing equipment including programmable battery testers, programmable battery chargers, battery analyzers and battery software tools. Mobile Power Solutions - Manufacturer of regulatory and performance battery testing. USA. Symmetry Resources - Service oriented, custom battery testing, pack assembly and engineering services. USA. Ultrasystems Electronics - Distributor of lead acid, agm, vrla and sla battery tests. USA.