12.0V, 2500mAh, Sealed Lead Acid Battery fits Ivac Medical, Systems 4000, Systems 4200, 30WhBattery Fits Models: Systems 4000, Systems 4200, Systems 5200 Battery Part Numbers: CS HPD431MD The battery shown on this page is manufactured using the highest quality parts. The Cameron Sino range of batteries are historically the most reliable and cost effective generic batteries we have ever supplied; they are designed with safety as a priority and will last as long as the originals. Batteries come in all shapes and sizes; quite often, a single