Minn Kota On-Board Precision Charger MK-345 PCL 3 Bank x 15 AMP LI Optimized Charger
Minn Kota On-Board Precision Charger MK-345 PCL 3 Bank x 15 AMP LI Optimized Charger — Product description
Why Anglers Trust the Minn Kota MK-345 PCL for Unmatched Battery Performance
Imagine heading out at dawn for that perfect fishing spot, only to worry about batteries dying mid-day. The Minn Kota On-Board Precision Charger MK-345 PCL eliminates that stress with its 3-bank, 15-amp setup tailored for marine adventures. Optimized specifically for lithium LiFePO4 batteries—while handling AGM and flooded lead-acid too—this charger delivers quicker recharges and extended runtime, so you spend more time casting lines and less time docked.
Crafted for the harsh boating environment, its rugged, waterproof build shrugs off splashes, jolts, and vibrations. Whether you're tournament fishing on a bass boat or cruising coastal waters, this charger's smart tech ensures your deep-cycle batteries stay in peak condition, ready for the next outing.
Key Features That Set It Apart on the Water
- Per-Bank Battery Selection: Customize each of the three banks for lithium LiFePO4, AGM, or flooded lead-acid. No guesswork—just safe, efficient charging that matches your setup perfectly.
- Smart Temperature Adjustment: Built-in sensors detect heat or cold swings in your boat's battery compartment, tweaking the charge to prevent over- or under-charging, even on sweltering summer days or chilly mornings.
- Stable Power in Variable Conditions: Dockside outlets fluctuate? Low-line compensation kicks in, maintaining full 15-amp output per bank for consistent results, rain or shine.
- Equalization for Longevity: For flooded lead-acid batteries, it gently cleans plates during every charge cycle and offers a deeper equalization mode at the touch of a button, warding off sulfation and extending battery life.
- Wake-Up for Lithium Batteries: Dead lithium cells? The microprocessor revives them from sleep mode automatically, getting you back in action fast.
- Clear LED Feedback: At-a-glance status on charging phase, errors, full charge, or maintenance mode—no apps or guesswork needed.
- Multi-Stage Precision Charging: From bulk to float, it modulates voltage and amps dynamically for the fastest, safest top-up without battery stress.
- Marine-Tough Durability: Fully sealed against water, saltwater corrosion, shocks, and vibes—ideal for bow-mount trolling motor batteries.
Compact at about 9.25 x 11 x 3 inches and weighing 14.5 pounds, it mounts easily onboard, drawing from standard shore power for 3-5 hour full charges on typical group 27 or 31 batteries.
Real-World Benefits for Boaters and Fishermen
This isn't just a charger—it's your edge on the water. Lithium optimization means lighter batteries with double the cycles of lead-acid, paired with charge curves that respect their chemistry for 2,000+ recharge cycles. Pair it with Minn Kota's legendary trolling motors, and you'll notice smoother operation, quieter runs, and fewer battery swaps.
Users rave about slashing downtime: One angler shared how it revived a seemingly dead lithium bank after a long tournament weekend, saving a 200-mile tow home. Saltwater anglers appreciate the corrosion resistance, while weekend warriors love the plug-and-forget simplicity. Backed by a rock-solid three-year warranty, it invests in reliability you can count on season after season.
Easy Setup and Everyday Tips
Mount it securely near your batteries using the included ring terminals—ensure good ventilation and secure connections to avoid sparks. Select your battery type per bank via simple switches before plugging in. For best results, charge after every use, even partially depleted batteries, to maximize lifespan.
Pro tip: In mixed setups (e.g., lithium cranking battery and lead-acid house bank), independent banks prevent cross-chemistry issues. Monitor LEDs for any faults, like reverse polarity, and store dry during off-seasons to sidestep moisture woes.
Frequently Asked Questions
Can the MK-345 PCL charge different battery types simultaneously?
Yes, each of the three banks operates independently, so you can charge lithium on one, AGM on another, and flooded lead-acid on the third—all at the same time with tailored profiles.
Is this charger suitable for saltwater boating?
Absolutely—its waterproof, shock-proof, and vibration-resistant construction, plus saltwater compatibility, make it perfect for offshore or brackish environments.
How does lithium optimization benefit my boat batteries?
Special charge curves handle lithium's unique needs, waking batteries from standby, preventing overcharge, and enabling faster, full-capacity restores for longer fishing days.
What if shore power is inconsistent?
Low-line voltage compensation adjusts automatically, ensuring steady 15-amp output even from outlets dipping below 120V—common at busy ramps.
Does it include temperature sensing?
Yes, automatic temperature compensation monitors ambient conditions and fine-tunes the charge rate for optimal performance in varying climates.
How long does a full charge take?
Typically 3-5 hours for standard marine batteries, thanks to multi-stage charging that prioritizes speed without compromising safety.
Is battery equalization only for lead-acid?
Correct—it's designed for flooded lead-acid batteries to desulfate plates. Lithium and AGM banks skip this for their specific maintenance needs.
Longer run times. Shorter charge times. That's the precision difference that keeps anglers on the water longer and puts more fish in the boat. Now, the next generation of this legendary line of chargers has been optimized for 12 volt lithium (LiFePO4) batteries. Precision chargers feature battery-type selection by bank, which now includes charge curves specially formulated for the high demands of lithium batteries, and can even wake these battery types from standby.
Minn Kota 1833452 Attributes
- Number Of Banks: 3
- Application: 12 Volt Flooded Lead Acid/ 12 Volt AGM/ 12 Volt Lithium LiFePO4
- Output Voltage: 12 Volt
- Input Voltage: 95 To 135 Volt
- Ampere Rating: 15 Amp
- Number Of Stages: Multi-Stage
- Universality: Fully Universal
- Length (IN): 9-1/4 Inch
- Width (IN): 11 Inch
- Height (IN): 3 Inch
Minn Kota 1833452 Features & Benefits
- Battery Type Selection: Each Charging Bank Can Be Selected To Your Specific Battery Type (Lithium (LiFePO4) AGM Or Flooded Lead Acid) To Guarantee A Safe, Protected Charge
- Automatic Temperature Compensation: Chargers Sense And Adjust To Ambient Temperature Fluctuations To Ensure A Fast, Accurate Charge
- Low-Line Voltage Compensation: When Outlets Don't Put Out The 120 Volts They Are Supposed To, Precision Chargers Compensate To Deliver A Fast, Consistent Charge No Matter What
- Battery Equalization Cleans And Protect Your Battery Every Time You Plug In
- Digital Control: Microprocessor-Based Design Delivers A Faster, More Precise Charge Every Time
- LED Indicator Lights Informs Charge Stage, Maintenance Mode Status, Error Notifications And Full Charge
- Automatic Multi-Stage Charging Controls The Voltage And Current Your Battery Gets Throughout The Charging Cycle, Ensuring A Fast, Safe And Precise Charge
- Waterproof, Shock-Resistant And Vibration-Resistant Design
- Supports 12 Volt AGM, 12 Volt Flooded Lead Acid, 12 Volt Lithium LiFePO4 Battery Types
- Limited 3 Year Warranty
Minn Kota 1833452 Installation Instructions
On-Board Precision Charger MK-345 PCL 3 Bank x 15 AMP LI Optimized Charger
Longer run times. Shorter charge times. That's the precision difference that keeps anglers on the water longer and puts more fish in the boat. Now, the next generation of this legendary line of chargers has been optimized for 12-volt lithium (LiFePO4) batteries. Precision chargers feature battery-type selection by the bank, which now includes charge curves specially formulated for the high demands of lithium batteries, and can even wake these battery types from standby.
Features:
- Battery Type Selection: Each charging bank can be selected to your specific battery type (Lithium (LiFePO4) AGM or flooded lead acid) to guarantee a safe, protected charge
- Automatic Temperature Compensation: Precision chargers sense and adjust to ambient temperature fluctuations to ensure a fast, accurate charge
- Low-Line Voltage Compensation: When outlets don't put out the 120 volts they are supposed to, Precision Chargers compensate to deliver a fast, consistent charge no matter what
- Battery Equalization: Cleans and protects your battery (flooded lead-acid only) every time you plugin. Also activates a more rigorous, complete cleaning at the push of a button
- Digital Control: Microprocessor-based design delivers a faster, more precise charge every time. Precision chargers can even wake dead 12-volt lithium (LiFePO4) batteries from standby automatically.
- LED Indicator Lights: Inform of charge stage, maintenance mode status, error notifications, and full charge
- Automatic Multi-Stage Charging: Controls the voltage and current your battery gets throughout the charging cycle, ensuring a fast, safe and precise charge
- Waterproof Construction: All on-board chargers are built to be waterproof, shock-resistant and vibration-resistant
- 3-Year Warranty: All battery chargers come with a full 3-year replacement warranty
Specifications:
- Product Dimensions: 9.25 in x 11 in x 3 in
- Product Weight: 14.5 lb
- Charger Style: On-Board
- Output per Bank: 15 amps
- Wattage: 700W
- Charge Time: 3-5 hours
- Power Source: On-Shore AC
- Battery Type: 12v Lithium LiFePO4, 12v AGM, 12v Flooded Lead Acid
- 12v Lithium-Ion (LiFePO4) Optimized: Yes
- Waterproof: Yes
- Digital Control: Yes
- Automatic Temperature Compensation: Yes
- Battery Equalization: Yes
- Battery Type Selection: Yes
- LED Display: Yes
- Saltwater Compatible: Yes
- Battery Connection: Ring Terminal
- Warranty: Three-Year Warranty
SKU: NVN-90036
MPN: 1833452
UPC: 029402049349
Technical specifications
| Brand | Minn Kota |
| Model | Minn Kota On-Board Precision Charger MK-345 PCL 3 Bank x 15 AMP LI Optimized Charger |
| SKU / MFR# | 90036 |
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