
AMPS-500 Emergency Power Supply Replacement
- FAA-PMA approved AMPS-500 replacement
- Supports NiCad and Lead-Acid battery types
- 24/7 AOG support with rental batteries








FAA-PMA Approved
Part 145 FAA Repair Facility
The AMPS-500 Replacement for APU Starter Battery category covers FAA-PMA approved second-source emergency power supply replacement battery packs manufactured by Ni-Cad Systems, Inc. Designed for corporate, airline, and military aircraft, these replacement packs support SAFT, Marathon, Varta, and Concorde battery systems, backed by 50+ years of aviation battery expertise.
Talk to our experts for custom solutions and tailored guidance.
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Yes. Ni-Cad Systems' AMPS-500 replacement battery pack is FAA-PMA approved, meaning it has been evaluated and authorized by the FAA as an airworthy second-source replacement for the original Acme/URDC AMPS-500 emergency power supply. All products are manufactured at a Part 145 FAA approved repair facility.
Talk to our experts for custom solutions and tailored guidance.

FAA-PMA approved AMPS-500 replacements keep business jets and corporate aircraft reliably powered.

Replacement battery packs support commercial airline fleets including DC-9, DC-10, and L-1011 aircraft.

Ruggged, FAA-PMA approved battery replacements designed to meet the demanding requirements of military aviation.

Battery replacement, capacity testing, deep-cycling, and storage services for MRO facilities and repair stations.
Talk to our experts for custom solutions and tailored guidance.
With over 30 FAA-PMA approvals and Part 145 certification, every replacement battery pack meets strict FAA airworthiness standards.
Around-the-clock AOG technical support and rental batteries ensure your aircraft stays operational with minimal downtime.
Our team brings over 100 years of combined engineering and service experience across nickel-cadmium and lead-acid aircraft battery systems.
Submit your inquiry and our aviation battery specialists will respond promptly with pricing, availability, and rental options.
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