Fujifilm Sonosite S II-Series Ultrasound 10.8V Rechargeable Li-Ion Battery

SonoSite Ultrasound Battery for SII Ultrasounds

Designed for portable ultrasound machines, the Fujifilm Sonosite 10.8 V LI-ION BATTERY SII is specifically engineered to power Fujifilm SonoSite SII ultrasound machines, widely used in point-of-care diagnostics, emergency care, and mobile medical environments.

Using 6-cell lithium-ion technology, this device operates at 10.8V with a capacity of approximately 5.85Ah (62Wh), offering an ideal balance between runtime and portability. The battery features a compact design and weighs approximately 0.45–0.51 kg, making it well-suited for mobile clinical applications.

The primary OEM part number for this battery family is P20664. Available at Elzhen for $350.00, the Fujifilm SonoSite SII battery includes a one-year warranty for added quality assurance and long-term durability. 

Compatible Part Numbers for Fujifilm SonoSite SII Ultrasound Battery

In addition to the primary OEM part number P20664, Fujifilm SonoSite has released several compatible OEM revisions and alternate manufacturing versions of the same battery platform, including P20664-01, P20664-02, P20664-03, P20664-20, P20664-21, P20664-25, P20664-26, and P20664-27.

All of these battery versions share the same core specifications, including 10.8V output, lithium-ion battery technology, compatible connector configuration, charging compatibility, and support for SonoSite SII ultrasound systems. They are generally interchangeable and designed to provide the same operational performance across compatible devices. While the external design and system compatibility remain consistent, newer revisions may include updated internal components or manufacturing enhancements. 

Most of these compatible battery versions are available at a standard price of $350.00. However, the latest revisions, including P20664-25, P20664-26, and P20664-27, are priced slightly higher due to newer production updates and revised internal components.