Power Conversion Technologies, Inc

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Switchmode Power Supplies

AOI Thumb

4KW Switch Mode Power Supply

Crane Thumb

10KW Switch Mode Power Supply/Parallelable System

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30KW 500ADC/60VDC Switch Mode Power Supply


2KVA Switch Mode Power Supply

Switched Mode Power Supplies from 2KVA to 500KVA

PCTI provides the highest current/power ratings of any high-frequency SMPS’ available globally. Options include any voltage input or output, EMI/RFI filtering, computer control via RS232, RS485, IEEE488/GPIB or remote analog signals.request-quote-button

Power ratings range from 2KVA/KW to 500KVA/KW and include AC/AC, AC/DC, DC/DC and DC/AC designs. Applications include communications, transportation, industrial processes and more.

Our switched mode power supplies are built to customer order from a range of standard power and control modules, and offer high performance, high reliability and sophisticated control systems. A variety of computer interfaces are available to meet all of your power supply programming and control requirements. Click the button top right for representative project profiles. If you need help in specifying your SMPS: request a quote online.

Switched Mode Power Supply Specifications

PCTI switching power supplies can support any combination of AC or DC inputs and outputs falling within the general parameters indicated below. DSP control and monitoring can also allow for universal AC inputs to accommodate a wide range of inputs spanning the variety of global distribution services.


PCTI switched mode power supplies (SMPS) are solid state IGBT based on DSP PWM (digital signal processor, pulse width modulated) technology.

Power Range: 1KVA to 500KVA (500KW)
Input Service: Any AC or DC voltage (AC may be 1 or 3 phase), our DSP based control

can handle large voltage ranges (for example, 300-700DC)

AC Input Frequency: Any Frequency up to 20kHz
Output Service: Any standard voltage. AC may be 1 and 3 phase or dc voltages from 24 to 750VDC
Voltage Regulation: 0.1% for any line and load combination
AC Output Frequency: Any Frequency up to 20kHZ
Frequency regulation: ± 0.05%
Sine Wave Generation: PWM (pure sine) or Square Wave
Control Technology: Digitally synthesized Pulse Width Modulation
THD-Linear Loads: 3%
THD-Nonlinear: 4%
Efficiency: 90% or better


Standard Features

Front Panel Devices
Input Circuit Breaker
Start Pushbutton Stop Pushbutton
Fault Reset Pushbutton
Power On Indicating light
Output Ammeter
Output Voltmeter

Computer Interface/Remote Capability
Analog Signals: 4-20mA, 0-5V, 0-10V or
Computer Interface: ethernet, profibus, Modbus, CANbus, IEEE 488.2 / GPIB, RS232, RS485
Functions: Start/Stop, Reset, Fault, Current Adjust, Voltage Adjust, Fault Indication.

Input Reverse Polarity
Current limiting
Input to output transformer isolation
Input MOVs
Output MOVs

Cooling Systems
Forced Air
Direct Water
Closed Loop Water to Water Heat Exchanger
Natural Convection
Water System Protection: low flow, temperature, resistivity, leak detection, low level

NEMA Enclosure Types: 1, 3R, 12, 4, 4X
Operating Temperature: -5°C to 40°C
Storage Temperature: -10°C to 65°C
Humidity: up to 90% non condensing

Standard Conformance