MARATHON – 20-CELL MOD KIT – CA-103
MARATHON – 20-CELL MOD KIT – CA-103
MARATHON – 20-CELL MOD KIT – CA-103
FAA-PMA Modification Kits
MARATHON – 20-CELL MOD KIT – CA-103
MARATHON – MOD KIT – MA-5
SAFT MOD KIT CA154-1
MARATHON – MOD KIT – MA-5
SAFT MOD KIT CA154-1
MARATHON – MOD KIT – MA-5
MARATHON – MOD KIT – MA-5
MARATHON – MOD KIT – MA-5
MARATHON – MOD KIT – MA-5
MARATHON – MOD KIT – MA-5
FAA-PMA Approved certified

FAA-PMA Approved

FAA Part 145 Approved certified

FAA Part 145 Approved

20-Cell Battery Modification Kit for CA-106

Explore FAA-PMA approved 20-cell battery modification kits for CA-106 systems and Marathon nickel-cadmium batteries. Manufactured by Ni-Cad Systems with over 50 years of aviation battery expertise, these second-source modification kits deliver reliable aircraft battery system upgrades for corporate, airline, and military applications. All kits are backed by 24/7 AOG technical support and fast turnaround service.

Our Range of Products
MARATHON – 20-CELL MOD KIT – CA-103

MARATHON – 20-CELL MOD KIT – CA-103

  • FAA-PMA Certified
  • Part 145 Facility Manufactured
  • Marathon Battery Compatible
MARATHON – 20-CELL MOD KIT – CA-103

MARATHON – 20-CELL MOD KIT – CA-103

  • FAA-PMA Approved Second Source
  • Marathon NiCd Compatibility
  • 24/7 AOG Support Available
MARATHON – 20-CELL MOD KIT – CA-103

MARATHON – 20-CELL MOD KIT – CA-103

  • FAA-PMA Approved Kit
  • 20-Cell Configuration
  • 100+ Years Engineering Team
FAA-PMA Modification Kits

FAA-PMA Modification Kits

  • FAA-PMA Approved
  • Second Source Alternative
  • 100+ Years Team Experience
MARATHON – 20-CELL MOD KIT – CA-103

MARATHON – 20-CELL MOD KIT – CA-103

  • FAA-PMA Approved 20-Cell
  • Marathon NiCd Compatible
  • Comprehensive Solutions Portfolio
MARATHON – MOD KIT – MA-5

MARATHON – MOD KIT – MA-5

  • FAA-PMA Approved
  • Marathon Battery Fit
  • 24/7 Emergency Support

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Frequently Asked Questions

What is a 20-cell battery modification kit?

A 20-cell modification kit is an FAA-PMA approved component set designed to upgrade or modify Marathon nickel-cadmium aircraft battery systems, enhancing performance and compliance with aviation standards.

Are these modification kits FAA approved?

Which aircraft battery brands are compatible?

What is the typical turnaround time for installation?

Do you provide 24/7 technical support?

Can these kits be used for military aircraft?

What warranty coverage is provided?

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

Premium modification kits for corporate aircraft battery systems, ensuring reliable performance for executive and business jet operations.

Commercial Airlines

Commercial Airlines

High-reliability battery modification solutions for commercial airline fleets, supporting scheduled maintenance and AOG situations.

Military Aviation

Military Aviation

FAA-PMA approved modification kits engineered for military aircraft battery systems, meeting defense-grade quality standards.

Aircraft Maintenance

Aircraft Maintenance

Essential modification kits for MRO facilities and repair stations, supporting comprehensive battery system overhaul services.

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

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MARATHON – 20-CELL MOD KIT – CA-103

20-Cell Battery Modification Kit for CA-103

Browse our FAA-PMA approved 20-cell battery modification kits designed specifically for CA-103 Marathon nickel-cadmium aircraft batteries. Engineered for reliable performance in corporate, airline, and military aviation applications, these second-source modification kits are manufactured in our Part 145 FAA-approved facility with over 100 years of combined engineering expertise.
Learn More
FAA-PMA Modification Kits

20-to-19 Cell Battery Modification Kit for SAFT 4076

FAA-PMA approved 20-to-19 cell battery modification kits for SAFT 4076 systems. Precision-engineered solutions for aircraft battery system modifications, manufactured by Ni-Cad Systems with over 47 years of aviation expertise. Compatible with SAFT and Marathon nickel-cadmium batteries, these modification kits provide second-source alternatives for corporate, airline, and military aviation applications with 24/7 AOG technical support.
Learn More
MARATHON – 20-CELL MOD KIT – CA-103

20-to-19 Cell Battery Modification Kit for SP-400

FAA-PMA approved 20-to-19 cell battery modification kits designed for SP-400 Marathon and SAFT nickel-cadmium aircraft batteries. Manufactured by Ni-Cad Systems with over 100 years of combined engineering expertise, these second-source modification kits enable reliable aircraft battery system upgrades. Backed by 24/7 AOG technical support and fast turnaround service for corporate, airline, and military aviation applications.
Learn More

Why Aviation Professionals Choose Ni-Cad Systems, Inc.

50+ Years of Aviation Expertise

Over 47,000 aircraft battery units serviced since 1974 with a highly skilled team bringing 100+ years of combined engineering experience.

24/7 AOG Technical Support

Immediate technical support available around the clock for Aircraft on Ground situations, ensuring your aircraft stays operational with minimal downtime.

Fast Turnaround with Rentals

Industry-leading turnaround times with rental batteries available for immediate deployment, keeping your operations running while we service your equipment.

Request a Quote for Battery Modification Kits

Connect with our aviation battery specialists for expert guidance on selecting the right modification kit. Expect a detailed response within 24 hours with technical specifications and pricing.

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