MARATHON – LOW-IMPEDANCE RECEPTACLE (BUTT TYPE)
MARATHON – ELECTRONIC BATTERY – 9913-1
MARATHON – 20-CELL MOD KIT – CA-103
MARATHON – MOD KIT – MA-5
MARATHON – LOW-IMPEDANCE RECEPTACLE (STUD TYPE)
MARATHON – LOW-IMPEDANCE RECEPTACLE
FAA-PMA Replacement Battery Packs
Low-Impedance Battery Receptacles
FAA-PMA Modification Kits
FAA-PMA Approved certified

FAA-PMA Approved

FAA Part 145 Repair Facility certified

FAA Part 145 Repair Facility

Marathon Aircraft Batteries

Marathon Aircraft Batteries by Ni-Cad Systems offer FAA-PMA approved replacement battery packs, modification kits, and low-impedance receptacles for nickel-cadmium aviation battery systems. These products serve corporate, airline, and military aircraft with fast turnaround times, 24/7 AOG support, and over 47 years of manufacturing excellence. Designed for optimal performance and reliability in demanding aviation applications.

Our Range of Products
MARATHON – LOW-IMPEDANCE RECEPTACLE (BUTT TYPE)

MARATHON – LOW-IMPEDANCE RECEPTACLE (BUTT TYPE)

  • Low-Impedance Butt Design
  • FAA-PMA Approved Receptacle
  • 40+ Years Service Experience
MARATHON – ELECTRONIC BATTERY – 9913-1

MARATHON – ELECTRONIC BATTERY – 9913-1

  • FAA-PMA Approved Second Source
  • 47,000+ Units Serviced Since 1974
  • Fast Turnaround with Rentals
MARATHON – 20-CELL MOD KIT – CA-103

MARATHON – 20-CELL MOD KIT – CA-103

  • FAA-PMA 20-Cell Kit
  • Marathon NiCd Compatible
  • Rental Batteries Available
MARATHON – MOD KIT – MA-5

MARATHON – MOD KIT – MA-5

  • FAA-PMA Marathon Mod Kit
  • 40+ Years NiCd Expertise
  • FAA DER Support Available
MARATHON – LOW-IMPEDANCE RECEPTACLE (STUD TYPE)

MARATHON – LOW-IMPEDANCE RECEPTACLE (STUD TYPE)

  • Low-Impedance Stud Mount
  • FAA-PMA Second Source
  • 47+ Years Industry Experience
MARATHON – LOW-IMPEDANCE RECEPTACLE

MARATHON – LOW-IMPEDANCE RECEPTACLE

  • Low-Impedance Design
  • FAA-PMA Approved
  • 40+ Years Service History

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Frequently Asked Questions

How long should an aircraft battery last?

Aircraft battery lifespan depends on usage, maintenance, and environmental conditions. To maximize service life, aviation batteries typically require capacity testing and maintenance every 12 to 18 months per manufacturer guidelines. Ni-Cad Systems offers complete testing, deep-cycling, and storage services for all battery types to ensure your aircraft batteries remain airworthy and perform to specification throughout their service life.

What are the two types of batteries commonly used on aircraft?

What does FAA-PMA approval mean for aircraft batteries?

What types of Marathon aircraft battery products are available?

Does Ni-Cad Systems offer 24/7 support for aircraft on ground (AOG) situations?

What aircraft types and industries are Marathon batteries designed to support?

What certifications does Ni-Cad Systems hold for servicing and manufacturing Marathon aircraft batteries?

What is the MA-5 modification kit and what does it do?

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

Industries We Serve

Corporate Aviation

Corporate Aviation

Marathon batteries power business jets with reliable starting power and emergency backup for Citation, Falcon, and Cessna aircraft fleets.

Commercial Airlines

Commercial Airlines

FAA-PMA approved Marathon replacement batteries ensure airline fleet reliability with fast turnaround service and rental options minimizing AOG situations.

Military Aviation

Military Aviation

Mission-critical Marathon battery systems support military aircraft operations with battle-tested reliability and 24/7 technical support for defense applications.

Aircraft Maintenance & Repair

Aircraft Maintenance & Repair

MRO facilities rely on our comprehensive inventory of Marathon batteries, modification kits, and receptacles with expert technical support for all servicing needs.

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

You might also like

MARATHON – ELECTRONIC BATTERY – 9913-1 | Marathon Batteries

Marathon Batteries

Marathon battery products, including FAA-PMA approved replacement battery packs, low-impedance receptacles, and modification kits for aviation applications. Designed for corporate, airline, and military aircraft with nickel cadmium technology. Backed by over 47 years of aircraft battery servicing expertise and 24/7 technical support.
MARATHON – ELECTRONIC BATTERY – 9913-1 | Marathon Nicad Batteries

Marathon Nicad Batteries

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.
MARATHON – ELECTRONIC BATTERY – 9913-1 | Marathon Battery Pricing

Marathon Battery Pricing

Browse our comprehensive selection of Marathon battery products, including FAA-PMA approved replacement battery packs, low-impedance receptacles, and modification kits. Engineered for corporate, airline, and military aircraft applications with proven reliability and 24/7 technical support. Manufactured by a Part 145 FAA approved facility with over 50 years of aviation battery expertise.

Why Aviation Professionals Choose Ni-Cad Systems, Inc.

47+ Years of Aviation Excellence

Over 47,000 units serviced since 1974 with 100+ years of combined engineering expertise. Your aircraft batteries are in expert hands.

24/7 AOG Technical Support

Around-the-clock emergency support with fast turnaround times and rental batteries available to keep your fleet operational without delays.

FAA-PMA Approved Solutions

30+ FAA-PMA approvals for second-source battery products, modification kits, and receptacles ensuring regulatory compliance and quality assurance.

Get Expert Guidance on Marathon Aircraft Battery Solutions

Submit your requirements and receive personalized technical support from our aviation battery specialists. Fast response with detailed product recommendations.

Contact Us Today

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