Republic Battery Online
M27-1000 Group 27 Marine Battery Wet Cell Maintenance Free, 800cca 1000mca, 175rc
M27-1000 Group 27 Marine Battery Wet Cell Maintenance Free, 800cca 1000mca, 175rc
Couldn't load pickup availability
M27-1000: Ultra-High Output Group 27 Marine Cranking Battery
The M27-1000 is the professional’s choice for reliable marine ignition in high-demand environments. Engineered as an ultra-high output starting solution, this Heavy-Duty Group 27 battery delivers a massive 1000 Cranking Amps to fire up large-displacement outboards and high-compression inboard engines with ease.
Occupying the larger Group 27 footprint, this battery provides significantly more energy storage and a higher reserve capacity than standard Group 24 models, making it ideal for vessels with extensive electronic suites.
Performance Specifications
| Feature | Specification |
| BCI Group Size | Group 27 |
| Voltage | 12V |
| Capacity (20hr Rate) | 100 AH |
| Cold Cranking Amps (CCA) | 800 |
| Marine Cranking Amps (CA/MCA) | 1000 |
| Reserve Capacity (RC) | 175 Minutes |
| Technology | Maintenance-Free Wet Cell |
| Warranty | 12-Month Replacement |
Why Choose the M27-1000?
Extreme Starting Power: Provides 1000 Cranking Amps, specifically designed to turn over modern high-horsepower V6 and V8 marine engines even in cold conditions.
Extended Reserve Energy: With a 175-minute reserve capacity, this battery ensures sustained power for essential navigation and safety electronics while maintaining the surge current needed for engine starts.
Heavy-Duty Construction: Built with high-density plates and a rugged casing to withstand the constant vibration and mechanical stress of rough offshore environments.
Maintenance-Free Convenience: The sealed calcium-lead design eliminates the need for water topping, keeping your battery tray clean and simplifying your pre-launch checklist.
Voltage Stability: High amp-hour capacity helps prevent the common "voltage sag" that causes GPS units and fish finders to reboot during engine cranking.
Common Applications & Fitment
The Group 27 footprint is a standard fitment for medium-to-large marine vessels and professional utility boats. The M27-1000 is an ideal upgrade for:
High-Horsepower Outboards: Mercury, Yamaha, and Suzuki multi-engine setups.
Inboard/Outboard (I/O): Large-displacement Mercruiser and Volvo Penta power plants.
Commercial Use: Workboats and fishing vessels requiring a dependable, high-CCA starting source.
Dimensions & Weight
Imperial: 12in (L) x 6.77in (W) x 7.87in (H)
Metric: 304mm (L) x 172mm (W) x 200mm (H)
Hardcore Batteries. Wholesale Prices.
Commercial Grade Marine Batteries
Highlights
Introducing the marine battery line by Republic Battery - a family owned and operated business since 1946. Our marine batteries are designed to provide reliable and long-lasting power for all your marine needs.
With decades of experience, we have perfected the art of sourcing batteries that withstand the harsh marine environment. Our marine batteries are made with high-quality materials and are rigorously tested to ensure they can handle the demands of marine use.
Our marine battery line features a range of battery sizes and types, including starting batteries, dual-purpose batteries, and deep cycle batteries. Whether you need a battery for your small fishing boat or a large yacht, we have the perfect battery to meet your needs.
Our marine batteries are designed to provide excellent performance and reliability, even in the most challenging conditions. Our AGM batteries are built to withstand vibration, shock, and extreme temperatures, making them the ideal choice for all your marine needs.
At Republic Battery, we take pride in providing our customers with the highest quality batteries and exceptional customer service. Our marine battery line is backed by a 1 year warranty, so you can have peace of mind knowing that your investment is protected.
Choose Republic Battery for all your marine battery needs and experience the reliability and performance that comes with decades of experience in the battery industry.
Warranty Options
At Republic Battery, we stand behind the quality of our products and are committed to providing our customers with the highest level of satisfaction. We are proud to offer a 1-year warranty on our line of marine batteries.
Our warranty covers any defects in materials or workmanship that may occur during normal use of the battery. If you experience any issues with your marine battery within the first year of purchase, we will replace it free of charge.
The warranty process is extremely simple. If you are having an issue with your battery, bring it by our centrally located store front at 6130 Long Drive, Houston, TX 77087 for a diagnostic check. If you're battery is bad, we will swap it for you at no charge if it is within the warranty period.
Please note that our warranty does not cover damage caused by misuse, abuse, or neglect of the battery. It also does not cover normal wear and tear, or any damage caused by accidents or natural disasters.
At Republic Battery, we take pride in providing our customers with high-quality marine batteries that are built to last. Our warranty is a testament to our commitment to quality and customer satisfaction, and we are confident that you will be completely satisfied with your purchase.
Availability
In-store pick up available at Republic Battery, 6130 Long Drive Houston, TX 77087. Wet cell batteries are not eligible for shipping, but may be eligible for local delivery.
Online inventory may not reflect actual in-store availability, so if a product shows to be low or out of stock you can call us at 713-645-2141 or email sales@republicbattery.com for more information.
A 4th Generation Family Owned and Operated Establishment
- Est. by Charlie Koupa, 1946-