AC

Advanced Conversion Technology

Middletown, Pennsylvania, United States

Air SystemsNaval SystemsLand Systems & VehiclesCounter-UAS & Air Defense
Founded 1981Subsystem Manufacturer, Contract ManufacturerSupplies Land Forces, Air Forces, Naval Forces, Defense Industry
Profile last updated: April 30, 2026

About

Founded in 1981, Advanced Conversion Technology is a defense subsystem manufacturer based in Middletown, United States working in air systems, naval systems, land systems & vehicles +5 more.

Advanced Conversion Technology (ACT) is a small, employee-owned business headquartered in Middletown, Pennsylvania. Since 1981 it has designed, built and supported rugged military-grade AC-DC and DC-DC power supplies for the United States military and defense contractors. Its product range includes COTS, MOTS and fully custom power supplies, as well as high-voltage units up to 35 kV. The company designs, manufactures and tests its products under one roof in a 63,000 sq. ft. facility, with in-house engineering, magnetics winding, machining, sheet metal, PCB assembly and environmental stress screening. Its power supplies are designed for airborne, shipboard, ground vehicle and ground mobile use, and support applications including electronic warfare, EO/IR, radar and counter-UAS systems. ACT also offers build-to-print manufacturing and test services for customer-designed power supplies. The company reports that its quality system is certified to AS9100D and ISO 9001:2015. It became 100% employee-owned in 2021.

Location

Middletown, United States

Founded

1981

Company type

Small enterprise

NCAGE code

60642

Focus areas

military power suppliesAC-DC power suppliesDC-DC power suppliesMIL-COTSMOTScustom power suppliesbuild-to-printhigh voltage power suppliesenvironmental stress screeningvertical integrationrugged power

Languages

EN

Products & capabilities

Defense domains

Air SystemsNaval SystemsLand Systems & VehiclesCounter-UAS & Air DefenseElectronic WarfareOptronicsRadar & SensorsCommunications & SATCOM

Supply-chain role

Subsystem ManufacturerContract Manufacturer

What they offer

HardwareManufacturing ServicesEngineering Services

Products

AC-DC MIL-COTS power supplies

AC-DC power supply

Rugged commercial-off-the-shelf AC-DC military power supplies, rack-mountable or frame-mounted, designed to military standards such as MIL-STD-704, MIL-STD-1399, MIL-STD-461 and MIL-STD-810.

DC-DC MIL-COTS converters

DC-DC power supply

Rugged DC-DC military power supplies compliant with MIL-STD-1275 for ground vehicle platforms, with options for multiple outputs and remote control.

Custom and MOTS power supplies

Custom power supply

Application-specific AC-DC and DC-DC power supplies, and Modified Off-The-Shelf (MOTS) units adapted from COTS designs for specific military environmental and power requirements.

High-voltage power supplies

High voltage power supply

Custom high-voltage power supplies with outputs up to 35 kV, using potting or proprietary oil-gas dielectric techniques.

End users

Land ForcesAir ForcesNaval ForcesDefense Industry

Standards, platforms & customers

Defense standards

AS9100DMIL-STD-704MIL-STD-1399MIL-STD-1275MIL-STD-810MIL-STD-461MIL-DTL-901MIL-STD-801MIL-STD-202MIL-STD-167MIL-DRL-5541MIL-HDBK-454

Credentials & affiliations

Certifications

AS9100D

ISO 9001:2015

IPC/EIA J-STD-001 certified workforce

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