
MARATHON – ELECTRONIC BATTERY – 9913-1
- FAA-PMA approved second source
- 47,000+ units serviced since 1974
- Rental batteries for fast service










FAA-PMA Approved
FAA Part 145 Certified
Browse our complete line of Marathon Nicad Batteries and related components. Ni-Cad Systems offers FAA-PMA approved second-source battery packs, low-impedance receptacles, modification kits, and temperature sensors. With over 50 years of aviation battery expertise and 47,000+ units serviced, we deliver quality products with fast turnaround times and 24/7 AOG technical support.
Talk to our experts for custom solutions and tailored guidance.
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While specific lifespan varies by usage and maintenance, Marathon Nicad batteries are built to aviation standards for maximum reliability. Ni-Cad Systems offers comprehensive capacity testing and deep-cycling services to extend operational life. Contact technical support at +1 510 501-9391 for specific lifespan information based on your aircraft model and usage patterns.
Talk to our experts for custom solutions and tailored guidance.

Marathon Nicad batteries power corporate aircraft including Cessna and Falcon models, ensuring reliable starts and emergency power systems.

Trusted by commercial airlines for DC-9, DC-10, and L-1011 aircraft emergency lighting and main battery systems with rapid AOG support.

Marathon Nicad battery solutions engineered for military aviation applications requiring rigorous performance standards and 24/7 support.

MRO facilities rely on our battery testing, deep-cycling, modification kits, and replacement components for comprehensive aircraft battery service.
Talk to our experts for custom solutions and tailored guidance.
Over 50 years servicing aircraft batteries with 30+ FAA-PMA approvals. Our Part 145 certified facility has serviced 47,000+ units, delivering proven reliability for corporate, airline, and military aviation.
Minimize aircraft downtime with our rapid service and rental battery program. Our 24/7 AOG technical support ensures you're never stranded, with expert assistance available anytime at +1 510 501-9391.
Complete second-source solutions for Marathon Nicad systems including replacement batteries, low-impedance receptacles, modification kits, and temperature sensors—all FAA-PMA approved and backed by decades of engineering experience.
Submit your requirements and our aviation battery specialists will respond within 24 hours with product recommendations and pricing tailored to your aircraft.
For immediate assistance, feel free to give us a direct call at +1 510 785 9391 You can also send us a quick email at Sandrues@aol.com
For immediate assistance, feel free to give us a direct call at +1 510 785 9391 You can also send us a quick email at Sandrues@aol.com