LEWMAR 589034 Automatic Battery Switch 743683021350

( Brand: Lewmar ), ( Part Type: Switch Battery ), ( UPC: 743683021350 ), ( Package Dimensions Lxwxh: 14.88x14.8x10.24 Inches ), ( Weight: 6.67 Pounds )

Review LEWMAR Automatic Battery Switch

The Lewmar 743683021350 589034 Automatic Battery Switch is a compact and reliable solution for managing the charging and discharging of batteries in various marine applications. This switch is designed to provide uninterrupted power to essential loads during shore power usage and seamlessly switch to the house battery when shore power is unavailable.

The Automatic Battery Switch features an integrated high-sensitivity alternator control that synchronizes with the engine's electrical system, ensuring optimal battery charging. Once the shore power is connected, the switch automatically switches the load from the house batteries to the shore power source. It also prevents overcharging or undercharging of the house batteries by ensuring the charger does not charge the house batteries when shore power is available.

Constructed of corrosion-resistant materials, the Automatic Battery Switch boasts a rugged and durable design ideal for marine environments. It also includes a maintenance-free design that eliminates the need for periodic adjustment or replacement of contacts.

The switch can handle up to 150 amps of shore power and 50 amps of battery charging capacity. It comes with a range of additional features such as an isolation transformer to protect against shore power surges and over-voltage protection to ensure the longevity of the batteries.

Installation is straightforward, and the switch can be easily installed using the included mounting hardware. The Lewmar 743683021350 589034 Automatic Battery Switch is an essential component for any marine electrical system, providing reliable and efficient power management for boats and other marine applications.

Pros and Cons of buying a Lewmar 743683021350 589034 Automatic Battery Switch

The Lewmar 743683021350 589034 Automatic Battery Switch is a device designed to manage the power supply between two batteries in a marine or RV setup. It automatically switches to the fully charged battery to ensure optimal battery usage. This article aims to provide you with valuable information about the benefits and potential drawbacks of using this battery switch.

1. Optimized battery usage: The automatic switching feature ensures that the fully charged battery is always supplying power, reducing the chances of draining a battery without realizing it.

2. Reduced maintenance: With an automatic battery switch, there's no need for manual intervention to check and change the battery, saving time and effort.

3. Applicable in various power systems: This battery switch can be used in various applications, such as marine, RVs, and off-grid power systems.

4. Provides battery isolation: The automatic feature ensures that the dead battery is disconnected when fully discharged, limiting the chance of sulfation and prolonging battery life.

5. Easy to install: With clear instructions, installation can be completed in a matter of minutes, and is generally considered a DIY friendly process.

1. Limited current handling capacity: The Lewmar 743683021350 589034 Automatic Battery Switch has a maximum current handling capacity of 200 amps, which might not be sufficient for high-demand applications or systems with more extensive battery banks.

2. May not support multiple banks: The battery switch is configured as a two-battery setup and may not support multiple batteries directly. An additional relay or a more complex switching system might be needed for multi-bank setups.

3. Lack of built-in charging indication: While the battery switch handles the power flow between batteries, it doesn't provide any visual indication of the charging status of individual batteries.

The Lewmar 743683021350 589034 Automatic Battery Switch is a capable device designed for managing power flow in marine and RV setups, offering features like automatic battery isolation, optimization of battery usage, reduced maintenance, and ease of installation. On the other hand, it might not support larger battery banks and multiple batteries, may not provide charging indications, and has a limited current handling capacity.

Based on these pros and cons, it is recommended for users with mid-size battery setups and low-to-moderate power consumption requirements. For larger systems or more complex setups requiring superior current handling and multi-battery management, considering alternative solutions might be more appropriate.

part # 743683021350 price

• $1346.61

specifications wiringwench:

• brand: Lewmar
• part type: Switch Battery
• upc: 743683021350
• package dimensions lxwxh: 14.88x14.8x10.24 Inches
• weight: 6.67 Pounds

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• class: Standard
• transit: 6-11 Days
• type: Fixed
• service: Standard
• cost: $0.00

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• rating: 97.5%
• # reviews: 192

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• policy: Returns Accepted
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general wiringwench:

• Car Truck Parts Accessories > Starters, Alternators, ECUs Wiring > Other Starters, Alternators, ECUs Wiring
• condition: New other see details

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• options: Ship-to-home
• sold: 0
• quantity: 1
• availability: In Stock
• started: January 7, 2025

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