Easy as 1-2-3.
To choose a charger, just answer two simple questions, then pick your model from the chart below. You'll need to know how many volts your trolling system uses to get started.
Step 1: How Many Charging Banks Do You Need?Determine how many charging banks your trolling system requires.You need one battery for every 12 volts in your trolling system.You need one charging bank for every battery (include your starting battery, if appropriate).Trolling System VoltsCharging Banks/Batteries Required121242363484
Determine how many charging banks your trolling system requires.
Trolling System Volts
12
1
24
2
36
3
48
4
Step 2: How Many Amps Per Bank Do You Want?The more amps each charging bank puts out, the faster your batteries will recharge.Amps Per BankRecovery Time*153-5 hours104-6 hours5 or 610-12 hours *Approximate time to restore deep cycle batteries at 60% discharge.
The more amps each charging bank puts out, the faster your batteries will recharge.
Amps Per Bank
Recovery Time*
15
3-5 hours
10
4-6 hours
5 or 6
10-12 hours
Step 3: Choose Your ChargerNow that you know how many charging banks you need and how many amps per bank you want, the charts below will help you select the right charger. On-Board ChargersBanksOutput/Bank(amps)Total Output(amps)RecoveryTime* (hours)DimensionsWeight(lbs)LWHMK 10616610-128.75"4.75"3"4.5MK 110110104-610.5"7.5"4"10MK 210251010-1211.5"7.5"4"11MK 220210204-613.5"7.5"4"15MK 230215303-511.75"6.75"7"16.6MK 315351510-1212.5"7.5"4"14MK 330310304-616.25"7.5"4"20MK 345315453-511.75"6.75"8"22MK 440410404-611.75"6.75"8"22.5MK 460415603-514.5"6.75"8"31 *Approximate time to restore deep cycle batteries at 60% discharge. On-Board Alternator ChargersBanksOutput/Bank**(amps)Total Output**(amps)RecoveryTime* (hours)DimensionsWeight(lbs)LWHMK 1 DC11010***7"7.25"3.5"5MK 2 DC21020***10.5"7.25"3.5"6.5MK 3 DC31030***14.5"7.25"3.5"8.5 *Approximate time to restore deep cycle batteries at 60% discharge.**Dependent on alternator output.***Dependent on alternator output and amount of time engine runs. Portable ChargersBanksOutput/Bank(amps)Total Output(amps)RecoveryTime* (hours)DimensionsWeight(lbs)LWHMK 105P15510-125"7"6.5"3.4MK 110P110104-67"9"7.75"6.5MK 210P251010-127"9"7.75"6.7 *Approximate time to restore deep cycle batteries at 60% discharge.
Now that you know how many charging banks you need and how many amps per bank you want, the charts below will help you select the right charger.
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