The Newmar NS-12-20 StartGuard power conditioner is an internal battery that supplies supplemental power to mobile equipment during engine crank to prevent memory dump and loss of data. The sealed internal rechargeable battery is switched online whenever the starter switch is engaged. This delay timer will automatically go offline and begin recharging internal battery when the engine is running and voltage system returns to normal.

The Newmar StartGuard supplies 20 A power maximum based on 12 VDC. Typical life is 5 – 7 yr.