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This Group 27 AGM Deep Cycle is rated at 100Ah and 200 RC minutes to drive most motors at medium or slow speeds.
The unit is only rated at 30Ah, it is the best suited for small rigs using lower-powered trolling motors.
The UBU12100 model is a Group 27 AGM cell that gives you 100Ah of power. However, the lifespan of these units is the biggest drawback.
This battery provides 55Ah of power with 120 minutes of RC. It also has a unique wound plate construction, making it extra durable against vibration.
If you are only using smaller trolling rigs, the Mighty Max can be enough for your needs. It has a 55Ah rating which can drive a 50lb motor for 8 hours of light trolling.