Ultrasystems Electronics
- Distributor of lead acid, agm, vrla and sla battery tests. USA.
- http://soctester.com

Centalic
- Manufacturer of battery contact pins and testers. China.
- http://www.centalic.com/

Symmetry Resources
- Service oriented, custom battery testing, pack assembly and engineering services. USA.
- http://www.symmetryresourcesinc.com

Hydro-Eye
- Designs and manufactures patented acid level monitors for flooded lead-acid batteries. USA.
- http://www.hydro-eye.com

Mobile Power Solutions
- Manufacturer of regulatory and performance battery testing. USA.
- http://www.mobilepowersolutions.com

LaMantia Products Ltd.
- Manufacturer of computerized battery testing equipment including programmable battery testers, programmable battery chargers, battery analyzers and battery software tools.
- http://www.lamantia.ca/

G. Jost
- Provide dataloggers, capacity test and monitoring systems for battery maintenance.
- http://www.battery-testing.com

Maccor, Inc.
- Manufacture multiple station computer controlled automated battery test equipment for research and manufacturing.
- http://www.maccor.com

Hillstone Products
- Battery discharge capacity testing, battery chargers and monitoring equipment, applications range of load banks are also used for testing fuel cells, UPS systems and aerospace industries
- http://www.loadbanks.dial.pipex.com

Industrial Battery Management
- Provides automated industrial battery data acquisition and reporting systems.
- http://www.intellefleet.com

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.
- http://www.vencon.com/

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.
- http://www.explorergrp.com/

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.
- http://www.batterytester.co.uk/