Guest 2740A ChargePro On-Board Battery Charger - 40A/12V, 4 Bank, 120V Input
Guest 2740A ChargePro On-Board Battery Charger - 40A/12V, 4 Bank, 120V Input
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Guest 2740A ChargePro On-Board Battery Charger - 40A/12V, 4 Bank, 120V Input

Capacity:40 Amps & 4 Banks

Key item features

  • Versatile Charging: Supports 12, 24, 36, and 48 volt battery systems, providing 10 amps per battery bank for flooded and AGM lead-acid batteries.
  • Independent Control: Features dedicated charging, sensing, and control for each of its four battery banks.
  • Robust Protection: Incorporates built-in safety mechanisms including reverse polarity, over-current, over-voltage, over-temperature, and ignition protection.
  • Durable Construction: Boasts a 100% waterproof (IP67) and shock-resistant design with a low-profile, flangeless extruded aluminum housing.
  • Advanced Technology: Utilizes high-frequency, digital charging technology with microprocessor and software control for precision 5-stage performance charging.
  • User-Friendly Monitoring: Equipped with an expanded LED charge status monitor and features for wiring and battery fault detection.
  • Efficient Design: Offers a lighter construction compared to older models, enhancing durability and simplifying installation.
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Current price is $424.99
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  • Free shipping
  • Free 30-day returns
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Arrives by Tue, Jun 23
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Sold and shipped by Alliance-Supply
4.262295081967213 stars out of 5, based on 122 seller reviews(4.3)
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Other sellers
$437.46
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Shipping, arrives by Sat, Jun 20 to Columbus, 43215
Sold and shipped by Boating Store
Free 30-day returns

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Customer ratings & reviews

3.6 out of 5 stars
stars16 ratings10 reviews
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Showing 1-3 of 10 reviews

Nov 5, 2024
David
Item details
Capacity: 8 Amps & 2 Banks
Sold and shipped byGuabi Distribution LLC
5 out of 5 stars review

Verified Purchase

Buy first

What a nice charger - tender ,run a little warm when first attached but as it charges it begins to cool down just like the instructions said .. Works so good I purchased another one for my ski boat

Incentivized Review
Helpful?12L11Z0HY60F886351377
Feb 7, 2026
Cajun
Item details
Capacity: 15 Amps & 3 Banks
5 out of 5 stars review

Verified Purchase

So far works great

Helpful?12L11Z0HY60F886351377
Feb 9, 2021
Walmart customer
5 out of 5 stars review

Verified Purchase

one time they did it right good product fast shping

Helpful?12L11Z0HY60F886351377