Power Supplies

Power Supplies

Gresham Power is a complete PSU solution provider for a wide range of markets.

We are able to offer both our own manufactured and partner’s products for Medical and Industrial systems, LED Drivers, Power over Ethernet (PoE), Off shore and much more with many items available direct from our stock.

Working in partnership with a number of industry leading PSU manufacturers we retain our commitment to offer Gresham Power Electronics partners’ best-fit technical and commercial solution to their power supply requirements.

As well as standard we offer complete custom design and manufacture. No matter how demanding your application, talk to us and we will be able to assist.

All Power Supplies

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eFO600 – 600W AC/DC Single & Dual Output Power Supply Series

  • 600W High Density Power Supply
  • Rugged, U-Channel Design
  • Universal AC Input with PFC
  • ORing Diode for N+1 parallel operatio
  • Active Load Share
  • Main Output (V1) : 12V - 56V
  • V2 Optional: 3.3V - 24V
  • V3 Optional: 5V Standby
  • DC Input Version - 24VDC or 48VDC available
More information >

US100 – 100W, Flexible AC-DC Power Supply Series

  • AC-DC Open Frame
  • 100W Continuous (120W Peak)
  • 1~4 Outputs Configurable 2.0~48VDC
  • Flexibility - 1000's of models available
  • Fast prototype with no-NRE
  • Full safety approval
  • 24VDC or 48VDC Input available - See DP100 Series
More information >

US70 – 75W, Flexible AC-DC Power Supply Series

  • AC-DC Open Frame
  • 70W Continuous (75W Peak)
  • 1~4 Outputs Configurable 2.0~48VDC
  • Flexibility - 1000's of models available
  • Full safety approval
  • 24VDC or 48VDC Input available - See DP70 Series
More information >

US50 – 50W, Flexible AC-DC Power Supply Series

  • AC-DC Open Frame
  • 50W Continuous (60W Peak)
  • 1~4 Outputs Configurable 2.0~48VDC
  • Flexibility - 1000's of models available
  • Fast prototype with no-NRE
  • Full safety approval
  • 24VDC or 48VDC Input available - See DP50 Series
More information >

DP100 – 100W Flexible, Open Frame DC-DC Converter Series

  • Open Frame DC-DC Converter
  • 24VDC or 48VDC Input
  • 1~4 Outputs Configurable 2.0~48VDC
  • 100W Output (120W Peak)
  • Flexible - 1000's of models available
  • Full Safety Approval
  • AC-DC Input Version available - See US100 Series
More information >

DP50 – 50W Flexible, Open Frame DC-DC Converter Series

  • Open Frame DC-DC Converter
  • 24VDC or 48VDC Input
  • 1~4 Outputs Configurable 2.0~48VDC
  • 50W Output (60W Peak)
  • Flexible - 1000's of models available
  • Full Safety Approval
  • AC-DC Input Version available - See US50 Series
More information >

DP70 – 70W Flexible, Open Frame DC-DC Converter Series

  • Open Frame DC-DC Converter
  • 24VDC or 48VDC Input
  • 1~4 Outputs Configurable 2.0~48VDC
  • 65W Output (70W Peak)
  • Flexible - 1000's of models available
  • Full Safety Approval
  • Fast prototype with No NRE
  • AC-DC Input Version available - See US70 Series
More information >

DPMZC20 – 20W AC-DC Power Supply Module

  • Switching Power Module for PCB Mounting
  • Fully Encapsulated Plastic Case
  • Low Standby <0.1W
  • Universal Input Range 90-264VAC
  • Regulated Output and Low Ripple and Noise
  • Isolation Class II
  • Small Size
  • ITE and Medical Approvals
More information >

DPMTC30 – 30W AC-DC Power Supply Module

  • Switching Power Module for PCB Mounting
  • Fully Encapsulated Plastic Case
  • Universal Input Range 90-264VAC
  • Regulated Output and Low Ripple and Noise
  • <0.15W No load Input Power
  • Isolation Class II
  • ITE and Medical Approvals
More information >

DPMFC15 – 15W AC-DC Power Supply Module

  • Switching Power Module for PCB Mounting
  • Fully Encapsulated Plastic Case
  • Universal Input Range 90-264VAC
  • Regulated Output and Low Ripple and Noise
  • <0.1W No Load Input Power
  • Isolation Class II
  • ITE and Medical Safety Approvals
More information >

DPAOD10 – 10W AC-DC Power Supply Module

  • Switching Power Module for PCB Mounting
  • No-Load Watts < 0.1W
  • Fully Encapsulated Plastic Case
  • Universal Input Range 90-264VAC, 47-440Hz
  • Low Ripple and Noise
  • Isolation Class II
  • CE, CB and UL Approval
More information >

OF(M)225 – 225W AC-DC Medical and Industrial Power Supply

  • ITE: EN60950 Safety Approved
  • Medical: EN60601 Safety Approved
  • Class I or Class II input
  • 101.6mm (4.00") x 50.8mm (2.00") x 25.4mm (1")
  • High Power Density—28W/in³
  • Active PFC
  • High Efficiency—up to 94% typ.
More information >

OF(M)120 – 120W AC-DC Medical and Industrial Power Supply

  • ITE: EN60950 Safety Approved
  • Medical: EN60601 Safety Approved (BF and 2 x MOPP)
  • Class I or Class II input
  • 76.2mm (3.00") x 50.8mm (2.00") x 30.1mm (1.18 ")
  • High Power Density—17W/in³
  • High Efficiency—up to 93% typ
  • Active PFC
More information >

DPCC Capacitor Charger Power Supplies for Laser Applications

  • Medical Approval: IEC60601-1 3rd Edition
  • Isolated Output (Connect direct to AC Mains)
  • High efficiency, Small Size
  • Fast response and low noise
  • Customized voltage and power output up to 1KV and up to 6000W
  • Power factor correction 0.99
More information >

OF(M)550 – 550W AC-DC Medical and Industrial Power Supply

  • ITE: EN60950 Safety Approved
  • Medical: EN60601 Safety Approved (BF Rated)
  • Forced Air, Convection & Conduction ratings to 550W
  • 76.2mm (3.00") x 127mm (5.00") x 38mm (1.5 ")
  • -40 to 70 Deg C Operating Temperature
  • High Efficiency - 92%
  • High Power Density—24W/in³
More information >

130W – 310W, Industrial & Medical Desktop Power Supply Series

  • 130W - 310W
  • Convection Cooled (No Fan)
  • IEC60601-1 3rd Edition
  • Highest Power Density available from any manufacturer
  • Active PFC
  • 2 x MOPP
More information >

HWB – 75W, DC-DC Converter for Railway and Industrial Applications

  • 75W to 200W
  • Industry Standard Half Brick Footprint
  • Adjustable Output Voltage
  • Safety Meets UL60950-1, EN60950-1 and EN50155
  • Terminal Black Optional
  • Railway Applications
More information >

FWB – 150-200W, Wide Input DC-DC Converter, Railway and Industrial

  • 150W to 200W
  • 4:1 Wide Input Range (9-36, 43-160Vdc)
  • Industrial and Rail Industry
  • Adjustable Output Voltage
  • UL60950-1, EN60950-1 IEC60950-1, and EN50155 Approved
  • Easy integration with terminal blocks
More information >

UIL Series – 10W, AC-DC Industrial Power Module

  • 10W
  • AC-DC Power Supply Modules
  • Single and Dual Output
  • Internal Input Filter
  • Encapsulated Plastic Case
More information >

TLB – 5W, Low Noise, Wide Input, DC-DC Converter

  • 4:1 wide Input range, 5 Watts
  • DC-DC Converter
  • Remote Control
  • Built in EN55022 Class B Filter
  • CE Marked
  • Low Noise
More information >

SWB – 9W, DC-DC Converter Series

  • Up to 9W
  • 4:1 Ultra Wide Input Range
  • Single & Duel Output
  • SIP Package
  • Available in Plastic or Metal case
More information >

RWB – 20W, DC-DC Converter for Railway and Industrial Applications

  • 20W
  • Railway and Industrial Applications
  • 4:1 Ultra Wide Input
  • Strandad 1.00" X 2.00" X 0.40" Package
  • UL60950-1, En60950-1, IEC60950-1 and EN50155 Licensed
More information >

OFQ – 75W, Wide Input, DC-DC Converter Series

  • 50W to 100W
  • 2:1 Input Range
  • No Minimum Load
  • Adjustable Output Voltage
  • High Efficiency
More information >

MWB – 15W DC-DC Converter

  • 15W
  • 4:1 Input Range
  • Single and Dual Output
  • Low Profile Package
  • 6-Sided Shielding
More information >

LWB – 10-60W, DC-DC Converter for Railway and Industrial Applications

  • 10W to 60W
  • Railway and Industrial Applications
  • 4:1 Wide Input Range
  • Low Profile
  • Operating Temperature: -40° to +85°C
More information >

QB – 100-150W, DC-DC Converter for Railway and Industrial Applications

  • 100W to 150W
  • Railway and Industrial Applications
  • 4:1 Input Range
  • Low Standby Power Consumption
  • Compact 2.28" x 1.45" x 0.50" Quarter Brick Package
More information >

LTE – Low Cost, AC-DC Power Supply Series

  • 40W to 200W
  • Low Cost
  • Standard Footprints
  • Commercial Grade
  • Ideal for cost sensitive applications
More information >

LPB – 10-30W, Wide Input DC-DC Converter Series

  • 10W to 30W
  • 4:1 Ultra Wide Input Voltage Range
  • Single and Dual output
  • Low Profile
  • Six Sided Continuous Shield
More information >

LM1 – 1W, Wide Input DC-DC Converter Series

  • 1 Watt
  • 3 PIN SIP Package
  • Small size and Low profile, 0.46" x 0.30" x 0.40"
  • Operating Temperature: - 40° to +100°C
  • Built in Filter Capacitor
More information >

LPA – 10-30W DC-DC Converter Series

  • 10W to 30W
  • Low Profile
  • 2:1 Wide Input Voltage Range
  • Single and Dual Output
  • Safety Meets UL60950-1, EN60950-1 and IEC60950-1
More information >

DSBH – 1-3W, Wide Input, DC-DC Converter Series

  • 1W to 3W
  • 4:1 Wide Input Voltage Range
  • Extra Small SMD or DIP Package
  • 3000Vdc Input to Output Isolation Available
  • No Minimum Load Required
More information >

CompactPCI (CPCI) AC-DC & DC-DC Power Supplies

  • 200W to 650W
  • AC-DC and DC-DC models
  • Ruggedized versions available
  • Custom front panels available
  • Many items in UK Stock
More information >

ULP – 40W – 275W, AC-DC Power Supply, Low Height Series

  • 40W to 275W
  • Low Height. Just 0.75 inches
  • -40 to +70 Operating temperature
  • Industrial and Medical versions
  • UK Stock
More information >

UI – 65-450W, Medical and Industrial , AC-DC Power Supply Series

  • 65W to 450W
  • Medical and Industrial
  • High Power Density
  • Open Frame with Case Option
  • Din Rail option available
More information >

TWB – 3-8W DC-DC Converter for Railway and Industrial

  • 8 Watts
  • Railway and Industrial Applications
  • 4:1 Ultra Wide Input
  • Industry Standard 24 PIN DIP Package
  • SMD Package Optional
More information >

TWA – 3W – 10W, Medical and Industrial DC-DC Converter Series

  • 3W to 10W
  • Medical applications
  • 2:1 Wide Input Voltage Range
  • 2uA Patient Leakage Current
  • Operating Temperature Range: -40°- +105­°
More information >

LWA – 5W – 60W, Medical and Industrial DC-DC Converter Series

  • 5W to 60W
  • Industrial and Medical
  • 2:1 or 4:1 Input Voltage Range
  • Low profile
  • Six sided Continuous Shield
More information >

1W – 20W, AC-DC Medical and ITE “Linear” Power Modules

  • 1W to 20W
  • Medical and Industrial
  • Extra low noise
  • Single, Dual and Triple Outputs
  • P.C Card/Chassis Mounting
  • Output Voltage up to 250VDC
More information >

VLT – 40-150W , AC-DC Power Supply Series

  • 40W to 150W
  • Low height
  • Industrial and Medical units
  • Single and multi output
  • Small size
More information >

WLT – 40 – 450W AC-DC Power Supply

  • 40W to 450W
  • Single or multi output
  • Industrial and Medical units
  • Small size
  • Cover options available
More information >

WLP Series – 75-350W AC-DC Power Supply

  • 75W to 350W
  • New Series
  • Small size
  • Industrial and Medical units
  • UK Stock
More information >