Power Supplies
Mean Well is a leading standard switching power supply manufacturers in the world. Product lines include AC/DC switching power supplies, DC/DC converters, DC/AC inverters and battery chargers. Every product in the Mean Well range is the result of rigid procedures governing design, design verification test (DVT), design quality test (DQT), component selection, pilot-run production, and mass production.

Product Lineup
AC/DC Enclosed Switching Power Supplies
AC/DC Enclosed Switching Power Supplies, by Mean Well, are used in various electrical applications to efficiently convert alternating current (AC) into direct current (DC) required to power electronic devices and equipment. Enclosed in a robust casing, they provide protection against environmental factors and ensure safe operation. With a wide range of output voltages and power ratings, these switching power supplies are highly adaptable to meet the demands of different industries and applications.
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AC/DC DIN Rail Power Supplies
AC/DC DIN Rail Power Supplies, by Mean Well, are a compact and efficient power solution designed for easy installation on DIN rails, commonly used in industrial and automation applications. These power supplies efficiently convert alternating current (AC) into reliable and stable direct current (DC) output, providing a consistent power source for various electronic devices and systems. With a wide range of output voltage options and power ratings, these DIN rail power supplies cater to diverse industrial needs.
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AC/DC Security & Specific Purpose Power Supplies
AC/DC Security Power Supplies & Specific Purpose Power Supplies are specially designed to cater to the unique demands of security and specific-purpose applications. These power supplies provide reliable and stable power to security systems, access control devices, surveillance cameras, and other critical equipment, ensuring continuous operation and optimal performance. With a focus on safety and efficiency, these power supplies are built to meet stringent industry standards and regulations. They offer a wide range of output voltage options and power ratings to accommodate various security and specific-purpose needs. Whether it’s for access control, CCTV, intercoms, or other security applications, Mean Well’s AC/DC Security & Specific Purpose Power Supplies deliver dependable power solutions to meet the exacting requirements of these specialized applications.
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AC/DC Programmable Power Supplies
Mean Well’s AC/DC Programmable Power Supplies offer versatile and intelligent power solutions for a wide range of applications. These programmable power supplies are designed to provide precise and customizable output voltage and current settings, making them ideal for applications that require dynamic power requirements or testing. With advanced features like programmable voltage, current, and protection settings, they offer enhanced control and flexibility for various industries, including industrial automation, research and development, laboratory testing, and more.
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AC/DC Open Frame Switching Power Supplies
Industrial – On Board Type Open Frame Switching Power Supply
Wattage: 1W~90W
- Assemble on the main PCB of the system
- Miniature encapsulated type
- No load power consumption<0.075W~0.1W
- Working temperature:-30~+85℃
- Complies with EN55022 class B without any additional components
- Various styles: PIN, SMD, Screw terminal style
- Industrial – On Board Type
Industrial – Green PCB Type Open Frame Switching Power Supply
Wattage: 15W~500W
- 3″ x 2″, 4″ x 2″, 5″ x 3″ options
- PFC models: EPP, ELP series;
- Non-PFC models: EPS series
- No load power consumption <0.1W~0.5W
- Suitable for ErP regulated end systems
Industrial – PCB Type Open Frame Switching Power Supply
Wattage: 5W~250W
- PCB type, non-PFC for small wattage models
- Multiple form factors for different installations: 7″ x 4.25”, 5” x 3”, 4” x 2”, slim type
Medical – On Board Type Open Frame Switching Power Supply
Wattage: 5W~90W
- Assemble on the main PCB of the system
- Medical safety approved (2xMOPP)
- Suitable for BF application with appropriate system consideration
Medical – PCB Type Open Frame Switching Power Supply
Wattage: 30W~500W
- Compact size, 3″x2″ for RPS-30/45/65; 4″x2″ for RPS-120/200
- PCB type, non-PFC for small wattage models
- Medical safety approved (2xMOPP)
- Low leakage current
- Suitable for BF application with appropriate system consideration for selected models
AC/DC Configurable/Modular Power Supplies
NMP Series Modular Power Supply
Wattage: 650W/1200W
- Medical (2x MOPP) ITE safety approvals
- Suitable for BF application with appropriate system consideration (Touch current < 100uA/264VAC)
- 1U low profile
- Built-in parallel function / output programmable / global enable / remote local ON-OFF / auxiliary DC output / over temperature alarm / DC OK
- Cooling by thermostatically controlled fan with fan alarm function
- 5 year warranty
UMP Series Modular Power Supply
Wattage: 400W
- Fan-less, 1U design
- Modular design, with DC-DC module cards (NID35/65/100 series models)
- Can be used as a single rail PSU
- Wide operating temperature ranges from -30 ~ +70 ° C
- Meet OVC III requirements
- Meet 2x MOPP isolation requirements, ideal for BF rated medical equipment
MP Series Modular Power Supply
Wattage: 450W/650W/1000W
- Configurable/customizable/flexible power supply
- Built-in active PFC function
- 5 slot output for MP450/650,
- 7 slot output for MP1k0
- 75W/100W/150W/210W/300W/360W module available
AC/DC External Switching Power Supplies
Mean Well’s AC/DC External Switching Power Supplies offer a versatile and compact power solution for various electronic devices and equipment. These external adaptors are designed to provide efficient and stable power output, ensuring optimal performance and reliability. With a wide range of output voltage and power options, they can cater to different application requirements.
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AC/DC External Battery Chargers
Mean Well’s AC/DC External Battery Chargers are designed to provide efficient and reliable charging solutions for various battery types. These chargers are equipped with intelligent charging algorithms, ensuring optimal battery performance and longevity. With a wide input voltage range, they can be used worldwide in different AC power environments. The user-friendly design and safety features make them suitable for various applications, including battery backup systems, portable devices, and outdoor equipment.
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DC/DC Din Rail Power Supplies
DDR Series Din Rail Power Supply
Wattage: 15W~480W
- 2:1 or 4:1 wide input range
- Fanless design, cooling by free air convection
- Protections: short circuit / overload / over voltage / input reverse polarity / input under voltage
- LED power indicator
- Suitable for DIN rail types: TS-35/7.5 or TS-35/15
- 4KVdc I/O isolation (reinforced isolation)
- Ultra slim dimensions
- 3 year warranty
DDRH Series — PV / Renewable Energy Din Rail Power Supply
Wattage: 60~480W
- Ultra-wide input range:
150~1500Vdc 10:1 (DDRH-60)
250~1500Vdc 6:1 (DDRH-120/240) - Potted with silicone gel, provides dust and moisture protection and free air convection cooling capability
(DDRH-60 only) - Ultra-wide temperature range:
-30~+80oC (DDRH-60)
-40~+80oC (DDRH-120/240) - Built-in DC OK relay contact
- Protections: short circuit / overload / over voltage / over temperature / DC input under voltage / DC input reverse polarity
DC/DC Module Type Power Supplies
Mean Well’s DC/DC Module Type Power Supplies offer a compact and efficient power solution for various industrial and electronic applications. These module-type power supplies are designed to convert and regulate DC voltage levels, ensuring stable and reliable power delivery. With a wide input voltage range and multiple output options, they can accommodate diverse voltage requirements. The robust design and advanced features make them suitable for demanding environments and critical applications.
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DC/DC On Board Type Power Supplies
Non-Isolated: SPOL Series On Board Type Power Supply
Wattage: 5.5W~66W
- Land Grid Array (LGA) surface mount
- Ultra compact size (SPOL-01 : 12.4 x 12.4 x 4mm, SOPL-12 : 12.19 x 12.19 x 3.1mm)
- Wide input range (SPOL-01 : 3~14Vdc、SPOL-12 : 3~14.4Vdc)
- Programmable output voltage (SPOL-01 : 0.9~5.5Vdc、SPOL-12 : 0.6~5.5Vdc)
- Remote ON/OFF control
- Protection : Short (Continuous)
- Ultra-wide working temperature(SPOL-01 : -40~+82oC, SPOL-12 : -40~+90oC)
- 3 year warranty
Non-Isolated: N78 Series On Board Type Power Supply
Wattage: 3.3W~15W
- Pin-out compatible with LM78xx / LM79xx linear regulators
- High efficiency up to 96%, no heatsink required
- Wide input range up to 36V
- Support negative output
- Operating temperature range -40 ~ +85oC
- Comply to BS EN/EN55032 radiated Class B without additional components
- Protection: Short circuit / Overload / Over temperature
- 3 year warranty
Non-Isolated: NID Series On Board Type Power Supply
Wattage: 30W~100W
- 3:1 wide input range
- High efficiency up to 97%
- Built-in remote ON/OFF control
- Economical open frame design
Isolated: NSD Series On Board Type Power Supply
Wattage: 5W~15W
- 4:1 wide input range
- 1~1.5KVDC isolation by models
- Built-in remote ON/OFF contro
- Low cost, high reliability
DC/DC Enclosed Type Power Supplies
RSDH Series — PV/Renewable Energy Enclosed Type Power Supplies
Wattage: 150W~300W
- 250~ 1500Vdc 6:1 ultra-wide input range
- 4KVac l/O high isolation (Reinforced isolation)
- Fanless design, half encapsulated, cooling by free air convection
- -40~+80oC ultra-wide operating temperature ( > +55oC derating)
- 1U low profile (41mm)
RSD Series — Railway / ITE Enclosed Type Power Supplies
Wattage: 30W~500W
- Compliance with EN50155 and EN45545-2 railway standard
- 2:1 or 4:1 wide input range
- Isolation: 4000VDC
- 1U low profile
- Half encapsulated
SD Series Enclosed Type Power Supplies
Wattage: 15W~1000W
- 2:1 wide input range (4:1 for SD-500/1000)
- 1.5~2KVAC isolation by models
- 1U low profile (41mm) for SD-1000
- 12V/0.25A auxiliary output for SD-500/1000
- Built-in remote ON/OFF control and remote sense for SD-500/1000
DC/DC PCB Type Power Supplies
PSD Series PCB Type Power Supplies
Wattage: 5W~45W
- 2:1 wide input range
- 1.5~2KVAC isolation by models
DC/AC Modified Sine Wave Power Supplies
A301/302 Series Modified Sine Wave Power Supply
Wattage: 100W~2500W
- Modified sine wave output, suitable for resistive load
- Low cost
- 1 year warranty
DC/AC True Sine Wave Power Supplies
NTS Series (Built-In Type) True Sine Wave Power Supplies
Wattage: 250W~400W
- DC-AC pure since wave output (THD<3%)
- Convection cooled fanless design, high efficiency up to 93%
- 200% Peak power capability
- Built-in DIP switches to adjust AC output voltage, frequency, and work mode
- Multiple intelligent protection functions:
DC input side – reverse polarity, under voltage, over voltage protections
AC output side – short circuit, overload, over temperature protections
NTS Series True Sine Wave Power Supplies
Wattage: 300W~3200W
- DC-AC pure since wave output (THD<3%)
- Convection cooled fanless design, high efficiency up to 93%
- Built-in DIP switches to adjust AC output voltage, frequency, and work mode
- Multiple intelligent protection functions:
DC input side – reverse polarity, under voltage, over voltage protections
AC output side – short circuit, overload, over temperature protections
NTU Series True Sine Wave Power Supplies
Wattage: 1200W~3200W
- Built-in DIP switch to adjust AC output voltage, frequency, and saving mode
- DC-AC pure since wave output (THD<3%)
- Remote controller(IRC1, IRC2, IRC3)
- Multiple intelligent protection functions:
DC input side – reverse polarity, under voltage, over voltage protection
AC output side – short circuit, overload, over temperature protection
TN Series True Sine Wave Power Supplies
Wattage: 1500W~3000W
- True sine wave with solar charger & by-pass function
- High surge power up to 200%
- Output voltage / frequency adjustable
- Conformal coating
- Computer-based monitoring software, recommended for Windows 7 and Windows 8 (English and Chinese version)
- 3 year warranty
TS Series True Sine Wave Power Supplies
Wattage: 1500W~3000W
- True sine wave output, suitable for motor related applications
- High surge power up to 200%
- Output voltage / frequency adjustable
- 3 year warranty
IRC Series True Sine Wave Power Supplies
- Remote controller for TS-700~3000 , TN-1500~3000
DC/AC Solar Inverter
ISI Series Solar Inverter
Wattage: 500W
- ISI-500: Modified sine wave with MPPT solar charger
- ISI-501: True sine wave with MPPT solar charger
- High surge power up to 200%
- 2 years warranty (ISI-500), 3 years warranty (ISI-501)
AC/AC VFD Power Supplies
VFD Series Power Supply
Wattage: 150W-750W
- 20~55Vdc input:
VFD-150P/250P/350P-48
90~264Vac input:
VFD-200C/350C/750C-230
VFD-250P/350P-230 - Built-in PFC function
- Controllable with external controller
- High surge current 200% up to 5 seconds
- Multiple control sensors: Current sensor, DC bus voltage sensor, temp. sensor
- -30oC~+70oC wide operating temperature
- Suitable for three phase motor drive(BLDC, induction motor, SynRM)
- 3 year warranty
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