1. Sterndrive Electrical For Sale.
  2. sku: 2888758165055792
  3. BALMAR 604-120-K6

BALMAR 604-120-K6 Alternator Dual Saddle Pulley Isolated 676205750615 120-AMP 12012V

604-120-k6 Balmar Alternator 120 Amp 12v 4 Inch Dual Foot Saddle K6 Pulley With Isolated Ground

( Brand: Balmar ), ( Manufacturer Part Number: 604-120-K6 ), ( Part Type: Alternator Saddle Amplifier ), ( UPC: 676205750615 )

Review BALMAR Alternator 12012v Inch Dual Foot Saddle Pulley Isolated Ground fits K6

The Balmar 604-120-K6 alternator is a high-performance, 12-volt, 120-amp charging solution designed for marine and off-grid applications. This alternator features a dual saddle K6 pulley system, which allows for versatile belt configuration and easy installation.

The alternator is isolated, meaning it utilizes Balmar's patented Volt-Keeper technology. This technology ensures that the alternator only charges the battery when the battery requires it, preventing overcharging and extending battery life. The Volt-Keeper system works by using a rectifier to monitor battery voltage and only allowing the alternator to output power when the battery voltage falls below a certain threshold.

The Balmar 604-120-K6 alternator is built with a robust, compact design, making it ideal for use in tight spaces. It has a 12-volt output, making it suitable for charging 12-volt deep cycle batteries. The alternator is constructed with a durable cast aluminum housing, ensuring long-lasting performance in harsh marine environments.

This alternator is designed to provide reliable and efficient charging for boats and other off-grid systems. It is capable of producing 120 amps of continuous power, making it an excellent choice for larger systems or applications that require a high rate of charging. The alternator also features a regulated voltage output, ensuring that the batteries are charged at the optimal voltage for maximum efficiency and longevity.

The Balmar 604-120-K6 alternator is easy to install, thanks to its flexible belt configuration and K6 pulley system. The alternator comes with mounting hardware and is backed by Balmar's industry-leading warranty, providing peace of mind for boat owners and off-grid system builders.

In summary, the Balmar 604-120-K6 alternator is a powerful, efficient, and reliable charging solution for marine and off-grid applications. Its isolated design, robust construction, and versatile belt configuration make it a popular choice among boat owners and system builders. With its high output capacity and regulated voltage output, this alternator is sure to provide reliable and effective charging for even the most demanding systems.

The Balmar 604-120-K6 alternator is a 120-amp, 12-volt, dual saddle, isolated alternator designed primarily for marine applications. Here are some pros and cons that may help you make an informed decision about purchasing this alternator:

Pros:

1. Dual Saddle Design: The alternator comes with a dual saddle design, which allows for easy installation on a variety of engines without the need for additional mounting brackets.

2. Isolated Output: The isolated output ensures that the electrical system of the boat remains separate from the charging system, preventing electrical interference.

3. High Output: With a maximum output of 120 amps, this alternator can effectively charge deep-cycle batteries quickly and efficiently.

4. Built-in Voltage Regulator: The alternator features a built-in voltage regulator, which ensures that the batteries are charged at the correct voltage level, preventing damage.

5. Durable Construction: The alternator is built to withstand the rigors of marine applications, with a robust housing and high-quality components.

Cons:

1. Price: The Balmar 604-120-K6 alternator is more expensive than some other alternatives on the market.

2. Size: The alternator is larger and heavier than some other options, which may require additional mounting space and increased installation effort.

3. Complex Installation: Installing the alternator may require some expertise, as it involves working with electrical systems and engine components.

Conclusion:

The Balmar 604-120-K6 alternator is a high-performance, durable, and reliable option for charging deep-cycle batteries on a marine application. Its isolated output, built-in voltage regulator, and dual saddle design make it a popular choice among boat owners. However, its higher price point and complex installation may be a deterrent for some. Ultimately, the decision to purchase this alternator depends on your specific needs, budget, and level of expertise.

Recommendation:

If you are in the market for a high-performance, reliable, and durable alternator for your marine application, the Balmar 604-120-K6 alternator is an excellent choice. However, if you are on a tight budget or have limited installation experience, you may want to consider alternative options with lower price points and simpler installation procedures. It's always a good idea to consult with a marine electrician or experienced installer to ensure that you select the right alternator for your specific application.

Details:

HAZARDOUS PRODUCTS HAZMAT: 1 Carriers charge extra to ship packages with products they consider hazardous, such as oils, paints, and primers. Condition: New. We answer questions quickly. Manufacturer PN:604-120-K6.

Balmar Alternator 120 12V 4 Dual Foot Saddle K6 Pulley w/Isolated Ground: Thumbnails to: PRODUCT SPECIFICATIONS: Brand. Below the price of item.

part #: 604120k6 prices

  • $743.18-$845.85

specifications steelectr:

  • brand: Balmar
  • mpn: 604-120-k6
  • part type: Alternator Saddle Amplifier
  • upc: 676205750615

seller steelectr:

  • rating: 98.4%
  • # reviews: 71748
  • city: Hollywood, Florida

general steelectr:

  • condition: New
  • Boat Parts > Sterndrive Motors Components > Electrical Systems

shipping steelectr:

  • class: Standard, Expedited
  • service: UPS Ground, USPS Ground Advantage, USPS Priority Mail, USPS Priority Mail Express
  • carrier: UPS, USPS
  • transit: 4-10 Days
  • cost: $29.59
  • type: Calculated

returns steelectr:

  • policy: Returns Accepted
  • paid by: Seller
  • time: 30 Days

payments steelectr:

  • credit card: Diners-club
  • wallet: Apple-pay
  • other

offer steelectr:

  • quantity: 3
  • options: Ship-to-home
  • sold: 0
  • started: August 18, 2025
  • availability: In Stock
part type: alternator saddle amplifier,
category: boat parts > sterndrive components > electrical systems, sku: 2888758165055792,
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5 offers $743.18–$845.85 USD
  • New. Offer #1 priced at $743.18 + $0.00 shipping estimate = $743.18* total. Alternator, 604 Series, 120A, 12V, Saddle Mount (Dual Foot), 4in, K6 Serpentine Pulley, Isolated Ground 4" J-180-Style Mounting; Typical for Caterpillar, Cummins, Detroit Diesel & John Deere Engines. Alternator 120 AMP 12V 4" Dual Foot Saddle K6 Pulley with Isolated Ground.FREE SHIPPING
  • New. Offer #2 priced at $809.27 + $44.80 shipping estimate = $854.07* total. Electrical Alternators,Engine Parts & Service Alternators.+$44.80 shipping
  • New. Offer #3 priced at $845.85 + $27.80 shipping estimate = $873.65* total. Balmar Literature Download Product Brochure Balmar Alternators.+$27.80 shipping
  • New. Offer #4 priced at $740.14 + $0.00 shipping estimate = $740.14* total. Manufacturer: Balmar.FREE SHIPPING
  • New with box. Offer #5 priced at $885.49 + $0.00 shipping estimate = $885.49* total. Bennett V351HPU1 Hydraulic Power Unit - 12V Pump V351HPU1.FREE SHIPPING

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