Sentry Marine Battery Charger 115/230V Input 24VDC - 40A - 3-Bank

The Sentry SFR Ferroresonant Marine Battery Charger is your reliable solution for keeping your boat's batteries fully charged and protected. Engineered to perform flawlessly in the demanding marine environment, this charger ensures optimal battery health, allowing you to enjoy uninterrupted time on the water.

Superior Durability for Marine Applications

Designed to withstand the harsh conditions of marine settings, the Sentry SFR Ferroresonant series stands out in the industry. Whether you're navigating calm waters or enduring rough seas, this charger maintains consistent performance, ensuring your boat's electrical systems are always ready.

Key Features

• Versatile Voltage Options: Available in 12VDC, 24VDC, and 32VDC models to suit a variety of marine battery configurations.
• Automatic Charging Control: Completes the charging process and automatically shuts off to prevent overcharging, extending battery life.
• Ignition Protected: Safe for engine room installations, providing peace of mind during operation.
• Multiple Battery Compatibility: Supports Lead-Acid, AGM, Gel, and Lead Calcium batteries, offering flexibility for different battery types.

Technical Specifications

Warranty and Support

This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.

Additional Resources

• Quick Guide (PDF)
• Owner's Manual (PDF)

Orders of physical products placed by 3 PM EST M-F typically ships the same day, if all requested items are in stock. Weekend orders will typically ship on Monday.

Shipping takes 2-7 days.

We currently ship to the Contiguous 48 States.

Life of Sailing merch is custom made for the customer after an order is placed. Total turnaround is typically 7-14 days from order to doorstep.