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

FAA-PMA Approved

FAA Part 145 Facility certified

FAA Part 145 Facility

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.

Our Range of Products

MARATHON – 20-CELL MOD KIT – CA-103

MARATHON – 20-CELL MOD KIT – CA-103

  • FAA-PMA Second Source Kit
  • 20-Cell Marathon Compatible
  • Comprehensive Aviation Solutions
MARATHON – 20-CELL MOD KIT – CA-103

MARATHON – 20-CELL MOD KIT – CA-103

  • FAA-PMA Certified Modification
  • 20-Cell Configuration Design
  • 24/7 AOG Technical Support
MARATHON – 20-CELL MOD KIT – CA-103

MARATHON – 20-CELL MOD KIT – CA-103

  • FAA-PMA Approved Quality
  • Marathon NiCd Compatible
  • 24/7 Emergency Support Available
MARATHON – 20-CELL MOD KIT – CA-103

MARATHON – 20-CELL MOD KIT – CA-103

  • FAA-PMA Approved Second Source
  • Marathon NiCd Battery Compatible
  • 100+ Years Engineering Expertise
SAFT Battery Temperature Sensor

SAFT Battery Temperature Sensor

  • FAA-PMA Temperature Sensor
  • SAFT Battery Compatible
  • 40 Years Battery Experience
MARATHON – MOD KIT – MA-5

MARATHON – MOD KIT – MA-5

  • FAA-PMA Second Source Solution
  • 40 Years Aviation Experience
  • Fast Turnaround Available

Showing 1 to 6 of 16 results

Frequently Asked Questions

What is a 20-to-19 cell battery modification kit?

An FAA-PMA approved retrofit kit that modifies aircraft battery systems from 20-cell to 19-cell configuration, ensuring compatibility with Marathon and SAFT nickel-cadmium batteries while maintaining aviation safety standards.

Are these modification kits FAA approved?

Which battery brands are compatible with these kits?

What is the typical turnaround time for installation?

Do you provide technical support for installation?

Can these kits be used in military aircraft?

What services are included with the modification kit?

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

Reliable battery modification solutions for business jets and corporate aircraft requiring FAA-compliant upgrades.

Commercial Airlines

Commercial Airlines

FAA-PMA approved battery system modifications for airline fleet maintenance and operational reliability programs.

Military Aviation

Military Aviation

Certified modification kits for military aircraft battery systems meeting rigorous defense aviation standards.

Aircraft Maintenance

Aircraft Maintenance

Essential retrofit kits for MRO facilities performing battery system upgrades and regulatory compliance work.

Didn't find what you're looking for?

Talk to our experts for custom solutions and tailored guidance.

You might also like

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
SAFT Battery Temperature Sensor

Temperature Sensor for Battery P/N 4076-11 / 4078-6

FAA-PMA approved temperature sensors for SAFT battery systems, designed for aircraft battery monitoring. These sensors ensure accurate temperature measurement in nickel-cadmium battery installations across corporate, airline, and military aviation applications. Manufactured by Ni-Cad Systems with over 47 years of aviation battery expertise, offering reliable second-source alternatives with 24/7 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.

FAA-PMA Approved Excellence

Over 30 FAA-PMA approvals backed by 50+ years of aviation battery expertise. Every modification kit meets rigorous aerospace quality and safety standards for reliable aircraft operations.

24/7 AOG Emergency Support

Round-the-clock technical support with immediate response for Aircraft On Ground situations. Fast turnaround service with rental batteries available to minimize aircraft downtime and operational disruptions.

Proven Engineering Experience

Team with 100+ years of combined engineering expertise in nickel-cadmium battery systems. Comprehensive solutions including modification kits, temperature sensors, and receptacles for all major battery brands.

Request a Quote for Your P/N 4076 Modification Kit

Connect with our FAA-certified aviation battery specialists. Receive expert guidance on compatible modification kits for your aircraft battery system within 24 hours.

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