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Collection: Deka Batteries

If you are looking for reliable batteries made in the USA, the Deka brand by East Penn Manufacturing represents the pinnacle of domestic energy storage. Backed by over 75 years of manufacturing excellence, Deka offers a comprehensive range of batteries designed for long-term system health, whether your project involves a residential solar array, an off-grid cabin, or a demanding marine vessel.

Choosing Your Series: Deka Battery Technical Guide

Selecting a battery shouldn't be a guessing game. We provide detailed technical specifications to help you find the exact match for your specific power compartment and discharge requirements.

  • Deka Solar AGM Series: These absorbed glass mat units are completely sealed and maintenance-free. Featuring a low self-discharge rate (less than 2% per month), they are ideal for high-vibration environments like RVs or remote solar sites that require "install-and-forget" reliability.
  • Deka Solar Gel Series: For those requiring the deepest discharge cycles, the Solar Gel series (including the marine-optimized Dominator line) uses a thixotropic gelled electrolyte. This technology protects internal plates from extreme heat and deep-cycling stress, offering a superior service life in challenging climates.
  • Traditional Flooded (FLA): Deka’s deep-cycle flooded lead-acid options utilize thick, heavy-duty plates and Individual Plate Formation (IPF®) technology. These are built to withstand the frequent charging and discharging cycles required for large-scale, cost-effective solar banks.

Expertise in American-Made Quality

  • U.S.-Based Manufacturing: Proudly manufactured in the USA, East Penn operates one of the world's largest single-site battery manufacturing complexes in Pennsylvania, alongside advanced facilities in Iowa. This vertical integration ensures every unit meets over 250 quality control checks.
  • Sustainability Leadership: Since 1946, Deka’s parent company has pioneered safe recycling. Virtually 100% of lead, plastic, and acid components are reclaimed, providing you with a truly eco-responsible power solution.
  • Rugged Construction: Deka’s leak-resistant design is engineered to handle wave-pounding vibration in marine environments and high mechanical loads in industrial solar setups.

Your Gateway to Premium Energy Storage Excellence

Solux ensures your projects are built on a foundation of authentic, world-class engineering. We bridge the gap between elite manufacturing and your specific energy goals by providing direct access to MK Battery’s premium American-made storage technologies. By sourcing systems that utilize exclusive IPF® (Individual Plate Formation) Technology and undergo over 250 rigorous quality control checks, we guarantee the same industrial-grade durability and cell-to-cell consistency trusted by global developers. Whether you are scaling a remote off-grid array or securing a dependable backup for your home, Solux, LLC is your partner in premium excellence, delivering the consultative expertise, sustainable closed-loop recycling benefits, and high-tier Deka equipment your project deserves.

214 products

  • MK Deka 908DFT 12VDC Flooded Lead-Acid Battery

    Description MK Deka 908DFT 12VDC Flooded Lead-Acid Battery The Deka 908DFT is a 12‑volt flooded lead‑acid commercial battery engineered by East...

    $374.87 USD
    $374.87 USD
    $374.87 USD
  • MK Deka 575MF 55Ah 12VDC Flooded Lead-Acid Battery

    Description MK Deka 575MF 55Ah 12VDC Flooded Lead-Acid Battery The Deka 575MF is a 12‑volt, flooded lead‑acid battery designed for...

    $113.84 USD
    $113.84 USD
    $113.84 USD
  • MK Deka 526RMF 50Ah 12VDC Flooded Lead-Acid Battery

    Description MK Deka 526RMF 50Ah 12VDC Flooded Lead-Acid Battery The Deka 526RMF is a 12 V maintenance-free flooded (wet-cell) automotive battery in...

    $112.17 USD
    $112.17 USD
    $112.17 USD
  • MK Deka 696RMF 55Ah 12VDC Flooded Lead-Acid Battery

    Description MK Deka 696RMF 55Ah 12VDC Flooded Lead-Acid Battery The Deka 696RMF is a 12‑volt maintenance‑free flooded lead‑acid battery, part...

    $151.72 USD
    $151.72 USD
    $151.72 USD
  • MK Deka 778MF 65Ah 12VDC Flooded Lead-Acid Battery

    Description MK Deka 778MF 65Ah 12VDC Flooded Lead-Acid Battery The Deka 778MF (BCI Group Size 78) is a 12‑volt flooded lead-acid...

    $153.05 USD
    $153.05 USD
    $153.05 USD
  • MK Deka 9A34M 55Ah 12VDC Sealed Lead-Acid AGM Battery

    Description MK Deka 9A34M 55Ah 12VDC Sealed Lead-Acid AGM Battery The Deka 9A34M is a 12-volt AGM (Absorbed Glass Mat)...

    $251.71 USD
    $251.71 USD
    $251.71 USD
  • MK Deka 8G8VGC 140Ah 8VDC Deep Cycle Sealed GEL Battery

    Description 8V 400CCA 575CA 250RC 140Ah Deka Dominator VRLA Gel Battery Brand: East Penn Deka BCI Group:GC8 Made in the...

    $452.47 USD
    $452.47 USD
    $452.47 USD
  • MK Deka 8G30H 108Ah 12VDC Deep Cycle Sealed GEL Battery

    Description 12V 450CCA 640CA 180RC 97Ah Deka Dominator Gel Battery Brand: East Penn Deka BCI Group: 30HMade in the USA...

    $472.44 USD
    $472.44 USD
    $472.44 USD
  • MK Deka 8A27M 92Ah 12VDC Deep Cycle AGM Battery

    Description DEKA BATTERY 8A27M 12V AGM The DEKA 8A27M AGM 12V Battery has been designed as a member of the...

    $349.12 USD
    $349.12 USD
    $349.12 USD
  • MK Deka 8AU1 32Ah 12VDC Deep Cycle AGM Battery

    Description MK Battery 8AU1 Sealed AGM Battery - 12V / 32Ah Maintenance Free Sealed Construction Eliminates the Need to Add...

    $134.84 USD
    $134.84 USD
    $134.84 USD
  • MK Deka 8G31DTM 97Ah 12VDC Sealed Lead-Acid (SLA) Battery

    Description 12V 550CCA 780CA 180RC 97Ah Deka Dominator VRLA Gel Battery Technical Specifications: Brand: East Penn Deka BCI Group: 31...

    $478.08 USD
    $478.08 USD
    $478.08 USD
  • MK Deka ET1212NB 12Ah 12VDC Sealed Lead-Acid Battery (SLA)

    Description Deka 12V 20Ah Garden Tractor/Small Engine VRLA Battery 12V 12Ah @ 20Hr Rate 190CCA 230CA Nut/Bolt Terminals EastPenn/Deka VRLA...

    $112.05 USD
    $112.05 USD
    $112.05 USD
  • MK Deka AUX30LP 26Ah 12VDC Absorbed Glass Mat (AGM)

    Description Deka AUX30LP Auxiliary Battery for Start-Stop Systems The Deka Intimidator AUX30LP AGM Battery is purpose-built for modern vehicles equipped...

    $185.97 USD
    $185.97 USD
    $185.97 USD
  • MK Deka 9F31P 100Ah 12VDC Absorbed Glass Mat (AGM)

    Description FAHRENHEIT AGM The only battery with Thermal Shielding Technology. Fahrenheit – an exclusive battery technology that extends battery life....

    $416.11 USD
    $416.11 USD
    $416.11 USD
  • MK Deka 4U1R 12VDC Flooded Lead-Acid Battery

    Description MK Deka 4U1R 12VDC Flooded Lead-Acid Battery The Deka 4U1R is a 12‑volt lawn & garden / small engine...

    $50.79 USD
    $50.79 USD
    $50.79 USD
  • MK Deka 11U1R 12VDC Flooded Lead-Acid Battery

    Description MK Deka 11U1R 12VDC Flooded Lead-Acid Battery The Deka 11U1R is a 12-volt, maintenance-free flooded lead-acid battery designed primarily...

    $82.00 USD
    $82.00 USD
    $82.00 USD

100% Customer Satisfaction is our Goal!

Our priorities start first with our customer. We provide a Customer Focused Service that is a consultative approach to understanding your project or need. Experience has shown us that it yields greater results in project efficiency, cost savings, and customer satisfaction. Whether you’re looking to replace a solar panel or a battery, or have a project that requires sizing, design, support, and procurement - we are happy to help! Beyond that sales aspect, we work hard to ensure your order is processed, shipped, and delivered in a timely manner and in good condition.

Growth in Partnerships

Through our network of Manufacturers and Suppliers across the industry, we aim to unlock the full potential of quality solar energy products for your project needs. From our network of reliable solar panel manufacturers to groundbreaking energy storage solutions, we want to ensure we cover all types of applications and product needs so that we can be your one stop shop supplier!
Look to Solux, LLC for your Residential, Commercial, Off-Grid, and Energy Storage needs!

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We believe we have a responsibility to our customers, employees, partners, and community to provide for a better tomorrow. Whether it is a friendly voice over the phone, or a collective effort to create a sustainable and cleaner future - These values keep us accountable to do better in everything that we do.


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We are an online distributor of Solar Energy equipment specializing in supplying Solar Panels, Inverters, Racking, Energy Storage, & Electrical Equipment.

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