12V DC, 54-Amp Replacement Battery for HCRK-54 Medical-Grade Mobile Power Retrofit Kit. Sealed lead acid, maintenance-free, spill/leak proof, AGM battery, simple plug-in connection with included cable - Included in the HCRK-54. This is the replacement battery for the HCRK-54 battery.

• 12V DC, 54-Amp Replacement Battery for HCRK-54 Medical-Grade Mobile Power Retrofit Kit
• Sealed, Maintenance-Free