Iota Engineering 12VDC 55A DLS/M-12V-55A/120V Battery Charger 

Key Benefits

• Converts 120VAC to 13.6VDC with 55A continuous power

• Maintains optimal charge for AGM, flooded, VRLA, gel, and select lithium batteries

• Optional IQ4 controller enables 4-stage smart charging for extended battery life

• Quiet fan control based on temperature and load

• Advanced internal protections including reverse polarity, thermal shutdown, and overload

Special Technology

• integrates Switch-Mode Power Conversion for efficient output and minimal heat

• utilizes Dual-State Charging to shift automatically between constant voltage and constant current modes

• features Tight Line/Load Regulation to prevent voltage swings that could damage sensitive electronics

• supports optional IQ4 Smart Charger for automated Bulk, Absorption, Float, and Maintenance charge cycles tailored to battery chemistry and usage

Warranty

This model includes a 2-year limited warranty, covering material and workmanship defects under normal use. DLS-X variants are backed by a 3-year warranty. .

Best Use

• High-output 12V battery charging for off-grid solar storage

• RV and marine DC power supply with compact fit

• Industrial 12VDC control systems and backup power

• Telecom battery banks and UPS auxiliary charging

Specifications Table

About IOTA Engineering

IOTA Engineering, headquartered in Tucson, Arizona, is a U.S. leader in AC/DC conversion and smart battery charging systems. For over 40 years, IOTA has supplied dependable power solutions for solar energy, RVs, telecom, and critical backup systems. Known for innovation, rugged design, and field-tested reliability, the IOTA DLS Series continues to set the standard for safe, intelligent, and efficient DC power delivery across residential, commercial, and industrial markets.

Why Buy From US Solar Supplier?

As an American founded company out of Kentucky, US Solar Supplier is committed to providing top-quality solar products, backed by the world’s leading manufacturers. Our promise is to get you the fairest price from the best brands that offer warranties you can count on. We are updating our inventory daily with solar components that offer the latest technology. With a reputation for excellence and a dedication to customer satisfaction, we ensure that every product we sell meets the highest standards in the industry.

Need Assistance?
We’re here to help! If you have any questions or need more information before making your purchase, don’t hesitate to call us at 1-800-230-7004. Our knowledgeable and friendly team is ready to assist you with product details, installation advice, or the purchasing process.

Why Buy From Us?
Trusted Supplier: We work with Tier 1 manufacturers who stand behind their products.

Expert Support: Our team is here to guide you every step of the way.

Manufacturer-Backed Warranties: Enjoy peace of mind with the 2-year product warranty directly from the manufacturer.

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Join the many satisfied customers who have trusted us for their solar needs. Add to your cart now to secure your high-efficiency solar panels and take the next step towards sustainable energy!