Sentry is a premium manufacturer of high quality deep cycle batteries. Headquartered in Australia with distribution throughout New Zealand.
Mr Positive currently carries popular sized 6v and 12 conventional lead acid batteries specifically for house battery banks in marine and RV as well as the brands new ground-breaking Lithium models!
Sentry's Lithium Deep cycle batteries utelises LiFePO4 cells and for some models also include built in Bluetooth to allow user to access battery status via their (Android Or IOS) smartphone!
Please ask one of our in-house battery expert which Sentry battery is best suited for your application and we will do our best to point you in the right direction