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
SAFT MOD KIT CA154-1
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-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.

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

MARATHON – 20-CELL MOD KIT – CA-103

  • FAA-PMA Approved Modification
  • 20-Cell Configuration Design
  • Fast Turnaround Service Available
MARATHON – 20-CELL MOD KIT – CA-103

MARATHON – 20-CELL MOD KIT – CA-103

  • Marathon Battery Compatibility
  • 100+ Years Engineering Experience
  • Part 145 FAA Approved Facility
MARATHON – 20-CELL MOD KIT – CA-103

MARATHON – 20-CELL MOD KIT – CA-103

  • FAA-PMA Approved Second Source
  • Marathon NiCd Battery Compatible
  • 24/7 AOG Technical Support
FAA-PMA Modification Kits

FAA-PMA Modification Kits

  • SAFT & Marathon Compatibility
  • Second Source Alternative
  • Rental Batteries Available
SAFT MOD KIT CA154-1

SAFT MOD KIT CA154-1

  • SAFT Battery System Compatible
  • FAA-PMA Approved Quality
  • Deep-Cycle Testing Services
MARATHON – MOD KIT – MA-5

MARATHON – MOD KIT – MA-5

  • Second Source Alternative
  • Aviation Battery System Upgrade
  • 24/7 AOG Emergency Support

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Frequently Asked Questions

What aircraft battery types are compatible with these modification kits?

These FAA-PMA approved modification kits are designed for Marathon and SAFT nickel-cadmium batteries, specifically for SP-400 20-to-19 cell configurations used in corporate, airline, and military aircraft applications.

How long does the battery modification process typically take?

Are these modification kits approved by aviation regulatory authorities?

What technical support is available for installation and troubleshooting?

Can I rent batteries during the modification process?

What additional services are offered with battery modification kits?

How does the pricing structure work for these modification kits?

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

FAA-PMA approved battery modification kits for business jets and corporate aircraft requiring reliable power system upgrades.

Commercial Airlines

Commercial Airlines

Second-source modification solutions for airline fleet maintenance operations ensuring regulatory compliance and operational efficiency.

Military Aviation

Military Aviation

Robust battery modification kits designed for military aircraft power systems meeting stringent defense operational requirements.

Aircraft Maintenance

Aircraft Maintenance

Comprehensive battery modification solutions for MRO facilities performing aircraft battery system upgrades and compliance work.

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

FAA-PMA approved 20-to-19 cell battery modification kits for Marathon SP-400 nickel-cadmium aircraft batteries. Manufactured by Ni-Cad Systems with over 50 years of aviation battery expertise, these second-source modification kits ensure reliable battery system upgrades for corporate, airline, and military aircraft applications with full regulatory compliance and 24/7 technical support.
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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.
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MARATHON – 20-CELL MOD KIT – CA-103

20-to-19 Cell Battery Modification Kit for P/N 4076

FAA-PMA approved 20-to-19 cell battery modification kits for aircraft P/N 4076 systems. Engineered for Marathon and SAFT nickel-cadmium batteries, these retrofit kits enable seamless upgrades to aviation battery systems. Manufactured by Ni-Cad Systems with over 50 years of expertise, featuring 24/7 AOG support and fast turnaround service for corporate, airline, and military aircraft applications.
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Why Aviation Professionals Choose Ni-Cad Systems, Inc.

Proven Aviation Expertise

Over 100 years of combined engineering experience and 30+ FAA-PMA approvals ensure reliable, compliant modification kits for critical aircraft systems.

24/7 AOG Support

Round-the-clock technical support and fast turnaround service with rental batteries available to minimize aircraft downtime during modifications.

Comprehensive Service Network

Full-service FAA Part 145 approved facility offering capacity testing, deep-cycling services, and battery storage for complete fleet management solutions.

Get Expert Guidance on Battery Modification Solutions

Request a quote and connect with our FAA-certified engineering team. Expect a rapid response with technical specifications and pricing for your aircraft battery upgrade needs.

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