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Polytron Power Supplies

Daburn Electronics and Polytron Devices continue to meet customers’ needs by expanding product offerings across all product lines.  See this link for a Polytron Devices Showcase Catalog PDF.  See the following link for more information and a full listing of Polytron Devices products.

Trust Daburn Electronics and Polytron Devices for your power supply needs.  You will benefit from 50 years of power supply experience.  All of our power supplies are UL approved.  We are also an ISO 9001 and AS9100 quality system certified supplier. 

Please select one of the categories below for more information and specifications on our standard products.
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Polytron Linear Encapsulated AC-DC Power Modules
Polytron Linear Encapsulated AC-DC Power Modules
Our linear encapsulated power modules are UL, CE and CSA approved and feature a high isolation voltage option, short circuit protection & super low noise. This series offers bench adapters which are designed for all single and dual linear power supplies.
Medical Grade Power Supply
Polytron Medical Grade Linear Encapsulated AC-DC Power Modules
Polytron Medical Grade Linear Encapsulated AC-DC Power Modules
REGULATED, 5VDC-250VDC, PC CARD OR CHASSIS MOUNT EXTRA LOW NOISE, 2 MOPP FOR MEDICAL APPLICATIONS 5800VAC Reinforced Insulation, Meets IEC 60601-1 3rd Edition, 2μA Patient Leakage Current, CE Certified, Regulation Line & Load 0.02% to 0.2%, 1-3 Outputs.
Polytron MWB40/B2A Series DC-DC Converters, 40 Watt Single and Dual Output, Isolated, 4:1 Wide Input Range 2.0” x 2.0” x 0.4”
Polytron MWB40/B2A Series DC-DC Converters, 40 Watt Single and Dual Output, Isolated, 4:1 Wide Input Range 2.0” x 2.0” x 0.4”
Our MWB40/B2A Series of isolated 4:1 wide input range 40-watt single & dual-output DC-DC converters are housed in a miniature 2.0” x 2.0” x 0.4” package for space-constrained designs. High efficiency up to 89%, 1600 V dc isolation, remote ON/OFF control.
Polytron DSB(H)1 Series DC-DC Converters, 1 Watt Single and Dual Output Regulated, 4:1 Wide Input Range 0.52" x 0.36" x 0.40"
Polytron DSB(H)1 Series DC-DC Converters, 1 Watt Single and Dual Output Regulated, 4:1 Wide Input Range 0.52" x 0.36" x 0.40"
Extra small SMD or DIP package With available 3000 Vdc input to output isolation, our 1 watt 4:1 wide input DSB(H)1 series DC-DC converter features no minimum load requirement, continuous short circuit protection and an extra small SMD or DIP package.
Polytron DSB(H)2 Series DC-DC Converters, 2 Watt Single and Dual Output Regulated, 4:1 Wide Input Range 0.52" x 0.36" x 0.40"
Polytron DSB(H)2 Series DC-DC Converters, 2 Watt Single and Dual Output Regulated, 4:1 Wide Input Range 0.52" x 0.36" x 0.40"
With continuous short circuit protection, our 2 watt 4:1 wide input DSB(H)2 series DC-DC converter features an extra small SMD or DIP package. 3000 Vdc input to output isolation available. Meets UL60950-1, EN60950-1 and IEC60950-1 safety standards.
Polytron DSB(H)3 Series DC-DC Converters, 3 Watt Single and Dual Output Regulated, 4:1 Wide Input Range 0.52" x 0.36" x 0.40"
Polytron DSB(H)3 Series DC-DC Converters, 3 Watt Single and Dual Output Regulated, 4:1 Wide Input Range 0.52" x 0.36" x 0.40"
3 Watt, 4:1 wide input features continuous short circuit protection, no minimum load requirement and an extra small SMD or DIP package. 3000 Vdc input to output isolation available. Meets UL60950-1, EN60950-1 and IEC60950-1 safety standards.
Polytron HEA2 Series DC-DC Converters, 2 Watt Single and Dual Output 2:1 Wide Input Range 1.25” × 0.80” × 0.40” (31.8 × 20.3 × 10.2 mm)
Polytron HEA2 Series DC-DC Converters, 2 Watt Single and Dual Output 2:1 Wide Input Range 1.25” × 0.80” × 0.40” (31.8 × 20.3 × 10.2 mm)
Extra wide input range (4.5-13.2V, 9-18V, 18-36V, 36-75V), wide temperature range (-40 to +105º C) and high efficiency up to 86 percent. Housed in a SIP 8 package, devices have no minimum load requirement and include remote ON/OFF, short cir. protection.
Polytron HEB2 Series DC-DC Converters, 2 Watt Single and Dual Output 4:1 Wide Input Range 1.86” × 0.16” × 0.36” (21.84 × 4.06 × 9.14 mm)
Polytron HEB2 Series DC-DC Converters, 2 Watt Single and Dual Output 4:1 Wide Input Range 1.86” × 0.16” × 0.36” (21.84 × 4.06 × 9.14 mm)
Extra wide input range (4.5–18 V, 9–36 V and 18–75 V), wide temperature range (-40 to +105º C) and high efficiency up to 82 percent. Housed in a SIP 8 package, no minimum load requirement, remote ON/OFF, short circuit and undervoltage protection.
Polytron LWA10 Series DC-DC Converters, 10 Watt Single and Dual Output Regulated, Wide Input, 2:1 and 4:1 1.00" x 2.00" x 0.40"
Polytron LWA10 Series DC-DC Converters, 10 Watt Single and Dual Output Regulated,  Wide Input, 2:1 and 4:1 1.00" x 2.00" x 0.40"
Our 10 watt single and dual output DC-DC converter is epoxy encapsulated and features six-sided continuous metal shielding. With operating temperatures up to 85°C, this design has short circuit and overvoltage protection and input/output isolation.
Polytron LWA15 Series DC-DC Converters, 15 Watt Single and Dual Output Isolated, Wide Input 2.00” x 1.00” x 0.40”
Polytron LWA15 Series DC-DC Converters, 15 Watt Single and Dual Output Isolated, Wide Input 2.00” x 1.00” x 0.40”
UL and CE-approved and epoxy-encapsulated, our 15 Watt single and dual output DC-DC converters features an operating temperature up to 85°C, input/output isolation, short circuit and over-voltage protection and six-sided continuous metal shielding.
Polytron LWB40 Series DC-DC Converters, 40 Watt 4:1 Ultra Wide Input Range 1.0" x 2.0" x 0.40"
Polytron LWB40 Series DC-DC Converters, 40 Watt 4:1 Ultra Wide Input Range 1.0" x 2.0" x 0.40"
Good for railway applications, our 40 watt wide input range LWB40 series DC-DC converter features a low profile package, an operating temperature from -40 to 85°C and a minimum input/output isolation of 1600 Vdc.
Polytron LWB60 Series DC-DC Converters, 60 Watt Single and Dual Output Regulated, Wide Input, 4:1, Extra Wide 1.00" x 2.00" x 0.40"
Polytron LWB60 Series DC-DC Converters, 60 Watt Single and Dual Output  Regulated, Wide Input, 4:1, Extra Wide 1.00" x 2.00" x 0.40"
With a low profile package of 1.00" x 2.00" x 0.40", our 60 watt single and dual output DC-DC converter features six-sided continuous metal shielding, RoHS compliance and a minimum input/output isolation of 1600 Vdc. Safety-approved.
Polytron MWA40/B2A Series DC-DC Converters, 40 Watt Single, Dual and Triple Output, Isolated, Wide Input Range 2.0" x 2.0" x 0.4"
Polytron MWA40/B2A Series DC-DC Converters, 40 Watt Single, Dual and Triple Output, Isolated, Wide Input Range 2.0" x 2.0" x 0.4"
With a miniature case of 2.0" x 2.0" x 0.4", our 40 watt single, dual and triple output DC-DC converter features over current protection, an on/off control and a six-sided shield. This design is ideal for telecom and networking applications.
Polytron RLPB15 Series DC-DC Converters, 15 Watt 4:1 Wide Input Range, Miniature 1.0” x 1.0” x 0.39” Package
Polytron RLPB15 Series DC-DC Converters, 15 Watt 4:1 Wide Input Range, Miniature 1.0” x 1.0” x 0.39” Package
Dual-output, high efficiency up to 91%, low standby power, high reliability power, and remote ON/OFF control for energy savings. Built-in safeguards include over current, over voltage, short circuit and under voltage protections.
Polytron SM1 Series DC-DC Converters,1.8 Watt Single Output Isolated, Low Profile, 1.00” x 0.54” x 0.37”
Polytron SM1 Series DC-DC Converters,1.8 Watt Single Output Isolated, Low Profile, 1.00” x 0.54” x 0.37”
Our 1.8 watt single output DC-DC converter features a 16-pin SMD package and 500 Vdc input/output isolation.
Polytron SPU1 Series DC-DC Converters, 1 Watt Single & Dual Output, Unregulated single inline package 0.77" x 0.24" x 0.40"
Polytron SPU1 Series DC-DC Converters, 1 Watt Single & Dual Output, Unregulated single inline package 0.77" x 0.24" x 0.40"
With 80% efficiency, our 1 watt single and dual output DC-DC converter offers the options of 1000 Vdc or 3000 Vdc input/output isolation. The design also features 1-watt unregulated output power and a miniature single-inline package (SIP).
Polytron SW1 Series DC-DC Converters, 1 to 2 Watt, Single and Dual Output, 1.25” x 0.34” x 0.57”
Polytron SW1 Series DC-DC Converters, 1 to 2 Watt, Single and Dual Output, 1.25” x 0.34” x 0.57”
Low cost single-inline package Our low cost 1-2 watt single and dual output DC-DC converter has tight regulation and a miniature single-inline package.
Polytron SWA2 Series DC-DC Converters, 2 Watt Single and Dual Output With Miniature SIP Package 0.86" x 0.36" x 0.44"
Polytron SWA2 Series DC-DC Converters, 2 Watt Single and Dual Output With Miniature SIP Package 0.86" x 0.36" x 0.44"
Regulated design, wide input voltage range. Our 2 watt single and dual DC-DC converter offers continuous short circuit protection and has low ripple and noise. This design also features an external on/off control and a SIP package of 0.86" x 0.36" x 0.44"
Polytron SWB3 Series DC-DC Converters, 3 Watt Single & Dual Output, Regulated Wide Input, 4:1 0.86" x 0.36" x 0.44"
Polytron SWB3 Series DC-DC Converters, 3 Watt Single & Dual Output, Regulated Wide Input, 4:1 0.86" x 0.36" x 0.44"
Our 3 watt single and dual output DC-DC converter with a 4:1 input voltage range provides continuous short circuit protection, a SIP package of 0.86" x 0.36" x 0.44" and 82% efficiency. This design also has an external on/off control and is RoHS compliant
Polytron SWB9 Series DC-DC Converters, 9 Watt Single and Dual Output, Ultra Wide Input, 4:1 0.86" x 0.36" x 0.44"
Polytron SWB9 Series DC-DC Converters, 9 Watt Single and Dual Output, Ultra Wide Input, 4:1 0.86" x 0.36" x 0.44"
With a 4:1 ultra wide input range, our SWB9 series of DC-DC converters feature a miniature SIP package of 0.86 x 0.36 x 0.44 inches, fixed switching frequency and input/output isolation up to 1600 Vdc. Also features continuous short circuit protection.
Polytron SWBR3 Series DC-DC Converters, 3 Watt 4:1 Wide Input Range, Miniature SIP Package for Railway Applications 0.86 x 0.36 x 0.44
Polytron SWBR3 Series DC-DC Converters, 3 Watt 4:1 Wide Input Range, Miniature SIP Package for Railway Applications 0.86 x 0.36 x 0.44
High efficiency up to 83%, low ripple and noise and 3,000-Vdc input to output isolation. Miniature SIP package of 0.86 x 0.36 x 0.44 inches, ON/OFF control, low standby power and short circuit and overcurrent protection. Meets EN50155 and EN45545-2.
Polytron SWBR6 Series DC-DC Converters, 6 Watt 4:1 Wide Input Range, Miniature SIP Package for Railway Applications
Polytron SWBR6 Series DC-DC Converters, 6 Watt 4:1 Wide Input Range, Miniature SIP Package for Railway Applications
High efficiency up to 83%, low ripple and noise and 3,000-Vdc input to output isolation. Miniature SIP package of 0.86 x 0.36 x 0.44 inches, ON/OFF control, low standby power and short circuit and overcurrent protection. Meets EN50155 and EN45545-2.
Polytron SWU Series DC-DC Converters, 0.75 Watt, Single and Dual Output, 0.77” x 0.24” x 0.40”
Polytron SWU Series DC-DC Converters, 0.75 Watt, Single and Dual Output, 0.77” x 0.24” x 0.40”
Compact and efficient design Our low cost 0.75 watt single and dual output DC-DC converter is highly efficient with 500 Vdc input/output isolation and a miniature single-inline package.
Polytron SWU1 Series DC-DC Converters,1 Watt Single Output, 0.46” x 0.40” x 0.24”
Polytron SWU1 Series DC-DC Converters,1 Watt Single Output, 0.46” x 0.40” x 0.24”
High isolation voltage Our highly efficient 1 watt single output DC-DC converter is housed in a miniature single-inline package, and offers a high isolation voltage.
Polytron SWU1/MHIA Series DC-DC Converters, 1 Watt Single and Dual Output, 7-pin SIP Package for Medical Applications 0.77” × 0.39” × 0.5”
Polytron SWU1/MHIA Series DC-DC Converters, 1 Watt Single and Dual Output, 7-pin SIP Package for Medical Applications 0.77” × 0.39” × 0.5”
Single- and dual- unregulated-output, 1-watt DC-DC converters designed for medical applications. Output voltages up to ±15 V and output currents up to 200 mA, high efficiency up to 81%, 4.2 KV AC/6 KV DC isolation.EN60601-1, ANSI/AAMI ES60601-1.
Polytron SWU2/MHIA Series DC-DC Converters, 2 Watt Single and Dual Output, 7-pin SIP Package 0.77” × 0.39” × 0.5”
Polytron SWU2/MHIA Series DC-DC Converters, 2 Watt Single and Dual Output, 7-pin SIP Package 0.77” × 0.39” × 0.5”
Single- and dual- unregulated-output, 2-watt DC-DC converters designed for medical applications. Output voltages up to ±15 V and output currents up to 400 mA, high efficiency up to 84%, 4.2 KV AC/6 KV DC isolation. EN60601-1, ANSI/AAMI ES60601-1.
Polytron TW3 Series DC-DC Converters, 3 Watt Single & Dual Output, Isolated, Regulated 24 Pin DIP Package 1.25" x 0.80" x 0.40"
Polytron TW3 Series DC-DC Converters, 3 Watt Single & Dual Output, Isolated, Regulated 24 Pin DIP Package 1.25" x 0.80" x 0.40"
With a high performance pi input filter, our highly efficient and reliable 3 watt single and dual DC-DC converter has highly regulated isolated outputs, 100% burn-in, and no external components. Isolated, Regulated 24 Pin DIP Package.
Polytron TWA3 Series DC-DC Converters, 3 Watt Single & Dual Output, 24 Pin DIP Package 1.25” x 0.80” x 0.50”
Polytron TWA3 Series DC-DC Converters, 3 Watt Single & Dual Output, 24 Pin DIP Package 1.25” x 0.80” x 0.50”
With no external components, our 3 watt single output model of DC-DC converter has short circuit protection, a 2:1 wide input range and new 3.3 Vdc outputs. Dual output models are also available. Regulated 24 Pin DIP Package. Efficiency to 76% @ FL.
Polytron TWA3/MHIA5 Series DC-DC Converters, 3 Watt Single and Dual Output 2:1 Wide Input Range for Medical Applications 1.25" x 0.80" x 0.40"
Polytron TWA3/MHIA5 Series DC-DC Converters, 3 Watt Single and Dual Output 2:1 Wide Input Range for Medical Applications 1.25" x 0.80" x 0.40"
Our 3 watt 2:1 wide input TWA3/MHIA DC-DC converter features a clearance & creepage distance of 8 mm/2 MOPP, EMI class A filter & miniature DIP package. Also features reinforced insulation & operating temperatures between -40 & 105°C with derating.
Polytron TWA8 Series DC-DC Converters, 8 Watt Single and Dual Output, 24 Pin DIP Package 1.25" x 0.80" x 0.40"
Polytron TWA8 Series DC-DC Converters, 8 Watt Single and Dual Output, 24 Pin DIP Package 1.25" x 0.80" x 0.40"
Our 8 watt single and dual output DC-DC converter features a five-sided EMI shield and no derating up to 70°C. It has an efficiency of 80% and a minimum input/output isolation of 1500 Vdc.
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