About

About Custom Electronics, Inc. Custom Electronics, Inc. (CEI), founded in 1964 and establishing roots in Oneonta, NY in 1965, is a globally recognized leader in mica paper capacitors, advanced high-voltage assemblies, and specialized power systems. CEI delivers comprehensive design and manufacturing services including design, prototyping, assembly, fabrication, packaging, and testing.CEI’s expertise extends to Li-ion battery solutions and custom power packs. Notably, their CMP2500 portable battery system, tailored for military and defense applications like drone support, simulations, targetry, and silent watch operations, exemplifies their advanced battery-pack engineering capabilities. Moreover, CEI has a solid background in developing lithium-ion cell and pack solutions—spurred by innovation programs including ultracapacitors and hybrid power sources for unmanned aerial vehicles. Custom Electronics, Inc. (CEI), founded in 1964 and establishing roots in Oneonta, NY in 1965, is a globally recognized leader in mica paper capacitors, advanced high-voltage assemblies, and specialized power systems. CEI delivers comprehensive design and manufacturing services including design, prototyping, assembly, fabrication, packaging, and testing.CEI’s expertise extends to Li-ion battery solutions and custom power packs. Notably, their CMP2500 portable battery system, tailored for military and defense applications like drone support, simulations, targetry, and silent watch operations, exemplifies their advanced battery-pack engineering capabilities. Moreover, CEI has a solid background in developing lithium-ion cell and pack solutions—spurred by innovation programs including ultracapacitors and hybrid power sources for unmanned aerial vehicles.