All categories
Featured selections
    Trade Assurance
    Buyer Central
    Help Center
      Get the app
      Become a supplier
      AlibabaElectrical Equipment & SuppliesPower SuppliesSwitching Power SupplyWholesale direct from source

      Direct From Source

      (22902 products available)

      Infrastructure Direct Current Smps Source 12V 24V 2A 3A 4A 5A LED Driver Switching Power Supply ac adapter input 100-240V

      Infrastructure Direct Current Smps Source 12V 24V 2A 3A 4A 5A LED Driver Switching Power Supply ac adapter input 100-240V

      $1.65 - $2.20
      Min Order: 5 pieces
      Output Voltage: 12V
      CN
      14 yrs
      5.0
      /5
      ·
      5 reviews
      ·
      "Good job"
      Contact Supplier
      Factory direct sale 100v 3kw dc power supply adjustable digital control display PTC aging test power source

      Factory direct sale 100v 3kw dc power supply adjustable digital control display PTC aging test power source

      $500.00 - $5,000.00
      Min Order: 1 unit
      CN
      7 yrsverify
      4.9
      /5
      ·
      45 reviews
      ·
      "Fast shipping"
      Contact Supplier
      Oem Service Intelligent AC/DC 5 12V 24V 30AH 360W Direct Current Switching Power Supply Waterproof Led Power Source

      Oem Service Intelligent AC/DC 5 12V 24V 30AH 360W Direct Current Switching Power Supply Waterproof Led Power Source

      $16.60 - $18.60
      Min Order: 2 pieces
      Output Voltage: 24V
      CN
      10 yrsverify
      4.9
      /5
      ·
      7 reviews
      ·
      "fast shipping"
      Contact Supplier
      Good quality adjustable dc power supply 0 60v 3.3a 200w direct current source

      Good quality adjustable dc power supply 0 60v 3.3a 200w direct current source

      $9.99 - $199.99
      Min Order: 5 pieces
      CN
      1 yrs
      5.0
      /5
      ·
      2 reviews
      ·
      Contact Supplier
      Factory Directly 24V Best Transformer 48v 5v10a Power Supply Source 50w S-50 5v Smps

      Factory Directly 24V Best Transformer 48v 5v10a Power Supply Source 50w S-50 5v Smps

      $3.80 - $5.90
      Min Order: 100 pieces
      Output Voltage: 24V
      CN
      1 yrs
      5.0
      /5
      ·
      1 reviews
      ·
      Contact Supplier
      direct source psu 350w power supply pc for desktop using

      direct source psu 350w power supply pc for desktop using

      $5.80 - $10.80
      Min Order: 500 pieces
      Rating Power: 301W - 400W
      CN
      6 yrsverify
      5.0
      /5
      ·
      3 reviews
      ·
      Contact Supplier
      Mornsun LI60-20B12PR2 Factory Direct Sales MDR 60W 12V 4.5A Din Rail Series SMPS Switching Power Supply AC DC for electrician

      Mornsun LI60-20B12PR2 Factory Direct Sales MDR 60W 12V 4.5A Din Rail Series SMPS Switching Power Supply AC DC for electrician

      $7.76 - $8.92
      Min Order: 10 pieces
      CN
      7 yrsverify
      4.9
      /5
      ·
      15 reviews
      ·
      "great service"
      Contact Supplier
      Factory Direct Sale High Quality Nice Power SPS-W605D 60V 5A Variable Laboratory Bench Power Supply

      Factory Direct Sale High Quality Nice Power SPS-W605D 60V 5A Variable Laboratory Bench Power Supply

      Ready to Ship
      $40.28 - $44.98
      $85.70-$95.70
      Min Order: 2 units
      Shipping per piece: $31.50
      CN
      8 yrsverify
      4.8
      /5
      ·
      87 reviews
      ·
      "fast delivery"
      Contact Supplier
      NICE-POWER SPS-W1203D 120V 3A Factory Direct Digital Adjustable DC Regulated Power Supply LED Light Strip Test

      NICE-POWER SPS-W1203D 120V 3A Factory Direct Digital Adjustable DC Regulated Power Supply LED Light Strip Test

      $69.99 - $75.99
      Min Order: 2 pieces
      Shipping per piece: $25.56
      CN
      6 yrsverify
      4.7
      /5
      ·
      68 reviews
      ·
      "fast delivery"
      Contact Supplier
      Power source adapter 84w desktop 42v 2a switching power supply

      Power source adapter 84w desktop 42v 2a switching power supply

      $10.00 - $15.00
      Min Order: 5 pieces
      CN
      12 yrsverify
      4.6
      /5
      ·
      20 reviews
      ·
      "good service"
      Contact Supplier
      NICE-POWER SPS1203D 120V 3A Factory Direct precision adjustable programmable power portable appliance maintenance regulator

      NICE-POWER SPS1203D 120V 3A Factory Direct precision adjustable programmable power portable appliance maintenance regulator

      Ready to Ship
      $57.99 - $64.99
      Min Order: 2 units
      Shipping per piece: $25.38
      CN
      5 yrs
      4.4
      /5
      ·
      5 reviews
      ·
      "excellent service"
      Contact Supplier
      Factory Direct Sale oem ac dc hight power dc 60v 1000w switching power supply open 1000w power source driver 15a

      Factory Direct Sale oem ac dc hight power dc 60v 1000w switching power supply open 1000w power source driver 15a

      Ready to Ship
      $26.00 - $27.50
      Min Order: 5 pieces
      Shipping per piece: $7.86
      CN
      3 yrs
      4.9
      /5
      ·
      15 reviews
      ·
      "super service"
      Contact Supplier
      OEM ODM Directly Supply Electronic ballast for uv lamp 60W-350W uv ballast Waterproof 0-10V Dimming Led Power Source

      OEM ODM Directly Supply Electronic ballast for uv lamp 60W-350W uv ballast Waterproof 0-10V Dimming Led Power Source

      $7.21 - $31.55
      Min Order: 5 pieces
      CN
      4 yrs
      0.0
      /5
      ·
      0 reviews
      ·
      "helpful supplier"
      Contact Supplier
      Factory Directly Sales LW-60100KD 60V 100A 6KW Adjustable Variable DC Power Source Digital Adjustable Lab Test Power Supply

      Factory Directly Sales LW-60100KD 60V 100A 6KW Adjustable Variable DC Power Source Digital Adjustable Lab Test Power Supply

      $693.00 - $770.00
      Min Order: 5 pieces
      CN
      15 yrs
      4.6
      /5
      ·
      7 reviews
      ·
      "Helpful supplier"
      Contact Supplier
      China factory direct sales frequency conversion electrolysis DC water treatment high frequency switching power supply

      China factory direct sales frequency conversion electrolysis DC water treatment high frequency switching power supply

      $1,846.00
      Min Order: 5 pieces
      CN
      1 yrs
      0.0
      /5
      ·
      0 reviews
      ·
      Contact Supplier
      Factory directly AC 100~240V DC12V5A 60W Output Power SMPS Switch Mode Power Supply of Djyoke made 2

      Factory directly AC 100~240V DC12V5A 60W Output Power SMPS Switch Mode Power Supply of Djyoke made 2

      Ready to Ship
      $2.90 - $3.10
      Min Order: 5 pieces
      Shipping per piece: $6.46
      Output Voltage: 12V
      CN
      2 yrs
      4.7
      /5
      ·
      7 reviews
      ·
      "Received on time"
      Contact Supplier
      300w Medical dedicated built-in short arc xenon lamp power supply for Medical Lamp PE300BFA Factory direct wholesale accessories

      300w Medical dedicated built-in short arc xenon lamp power supply for Medical Lamp PE300BFA Factory direct wholesale accessories

      $385.00 - $395.00
      Min Order: 1 piece
      Output Power: 201 - 300W
      CN
      10 yrs
      5.0
      /5
      ·
      6 reviews
      ·
      "fast shipping"
      Contact Supplier
      Switching Power Supply Source 200W 48V SMPS LED Transformer 200W For Led Strips S-200-48

      Switching Power Supply Source 200W 48V SMPS LED Transformer 200W For Led Strips S-200-48

      $5.00 - $5.50
      Min Order: 10 pieces
      CN
      6 yrs
      5.0
      /5
      ·
      11 reviews
      ·
      "Great service"
      Contact Supplier
      AC 100-240V 50/60 HZ DC 24V 4A direct current power source 100W Slim power supply 12V 8.3A power adapter argentina

      AC 100-240V 50/60 HZ DC 24V 4A direct current power source 100W Slim power supply 12V 8.3A power adapter argentina

      $3.00 - $3.60
      Min Order: 5 pieces
      CN
      14 yrs
      5.0
      /5
      ·
      5 reviews
      ·
      "Good job"
      Contact Supplier
      Factory direct 10000A 10V high power touch screen adjustable power source high output programmable 100KW DC power supply

      Factory direct 10000A 10V high power touch screen adjustable power source high output programmable 100KW DC power supply

      $500.00 - $3,000.00
      Min Order: 1 unit
      CN
      7 yrsverify
      4.9
      /5
      ·
      45 reviews
      ·
      "Fast shipping"
      Contact Supplier
      Factory direct sales 30V 10A 12V 5A 300W digital adjustable switching Power supply electrical maintenance Nice Power R-SPS3010

      Factory direct sales 30V 10A 12V 5A 300W digital adjustable switching Power supply electrical maintenance Nice Power R-SPS3010

      Ready to Ship
      $30.99 - $36.99
      Min Order: 2 pieces
      CN
      6 yrsverify
      4.7
      /5
      ·
      68 reviews
      ·
      "fast delivery"
      Contact Supplier
      Direct Manufacturer 100w Power Supply for XBO R 100W/45C OFR Short ARC Xenon Lamp for simulating sunlight aging test

      Direct Manufacturer 100w Power Supply for XBO R 100W/45C OFR Short ARC Xenon Lamp for simulating sunlight aging test

      $9.99 - $199.99
      Min Order: 5 pieces
      CN
      1 yrs
      5.0
      /5
      ·
      2 reviews
      ·
      Contact Supplier
      Factory direct 25-60W DC50-85V 280MA external constant current cabinet light power supply 1

      Factory direct 25-60W DC50-85V 280MA external constant current cabinet light power supply 1

      Ready to Ship
      $0.90 - $1.10
      Min Order: 100 pieces
      Shipping per piece: $1.03
      CN
      2 yrs
      4.7
      /5
      ·
      7 reviews
      ·
      "Received on time"
      Contact Supplier
      LASERPWR 100W CO2 Laser Power Supply Source HY-TA100 for CO2 Laser Engraving and Cutting Machine Factory direct sale accessories

      LASERPWR 100W CO2 Laser Power Supply Source HY-TA100 for CO2 Laser Engraving and Cutting Machine Factory direct sale accessories

      $89.00 - $119.00
      Min Order: 1 piece
      Output Power: 51 - 100W
      CN
      10 yrs
      5.0
      /5
      ·
      6 reviews
      ·
      "fast shipping"
      Contact Supplier
      NICE-POWER factory direct sales laboratory DC regulated power supply for battery charging electronic digital maintenance

      NICE-POWER factory direct sales laboratory DC regulated power supply for battery charging electronic digital maintenance

      $34.99 - $42.99
      Min Order: 2 pieces
      Shipping per piece: $25.58
      CN
      6 yrsverify
      4.7
      /5
      ·
      68 reviews
      ·
      "fast delivery"
      Contact Supplier
      KUAIQU SPPS-S305 Black 30V 5A Precise Adjustment Encoder 4-Digits Display Digital Direct Current Laboratory Power Supply

      KUAIQU SPPS-S305 Black 30V 5A Precise Adjustment Encoder 4-Digits Display Digital Direct Current Laboratory Power Supply

      Ready to Ship
      $36.99 - $42.99
      Min Order: 2 units
      Shipping per piece: $25.58
      CN
      6 yrsverify
      4.7
      /5
      ·
      68 reviews
      ·
      "fast delivery"
      Contact Supplier
      1550nm 22dB 60KM 5 Functions in 1 Device Mini OTDR with Optical Power Meter and Optical Light Source and VFL and iOLM Event Map

      1550nm 22dB 60KM 5 Functions in 1 Device Mini OTDR with Optical Power Meter and Optical Light Source and VFL and iOLM Event Map

      Ready to Ship
      $135.00 - $145.00
      Min Order: 1 piece
      Shipping per piece: $13.69
      CN
      7 yrs
      4.8
      /5
      ·
      20 reviews
      ·
      "Fast shipping"
      Contact Supplier
      Source manufacturer 1.9 m i3200 direct to fabric sublimation mug heat press printer machine inkjet printers semi-automatic

      Source manufacturer 1.9 m i3200 direct to fabric sublimation mug heat press printer machine inkjet printers semi-automatic

      $926.00 - $5,200.00
      Min Order: 1 set
      Ink Type: Sublimation Ink
      Print Dimension: 1900Mm
      Color & Page: Multicolor
      Warranty: 1 Year
      Condition: New
      CN
      6 yrsverify
      5.0
      /5
      ·
      8 reviews
      ·
      "Fast delivery"
      Contact Supplier
      Source 1.25GB BIDI SPL-43-GB-BX-IDFM 1490/1310nm 10KM Bi directional SFP

      Source 1.25GB BIDI SPL-43-GB-BX-IDFM 1490/1310nm 10KM Bi directional SFP

      $21.90 - $644.90
      Min Order: 10 pieces
      CN
      15 yrsverify
      5.0
      /5
      ·
      2 reviews
      ·
      "Good service"
      Contact Supplier
      Factory Direct Sale High Performance 600V 24A Three Phase AC / DC Standard Source

      Factory Direct Sale High Performance 600V 24A Three Phase AC / DC Standard Source

      $7,886.00 - $10,515.00
      Min Order: 1 set
      Power: Electronic
      CN
      7 yrs
      5.0
      /5
      ·
      1 reviews
      ·
      "good service"
      Contact Supplier
      Factory Direct High Performance Competitive Price Mini Fiber Optic Optical Power Meter and Laser source

      Factory Direct High Performance Competitive Price Mini Fiber Optic Optical Power Meter and Laser source

      $20.00 - $24.00
      Min Order: 1 piece
      CN
      16 yrs
      5.0
      /5
      ·
      1 reviews
      ·
      "fast shipping"
      Contact Supplier
      Source factory direct to garment printing machine direct to fabric printing machine large direct to film printer 48inch

      Source factory direct to garment printing machine direct to fabric printing machine large direct to film printer 48inch

      $706.00 - $3,633.00
      Min Order: 1 set
      Ink Type: Pigment Ink
      Color & Page: Multicolor
      Warranty: 1 Year
      Condition: New
      CN
      11 yrsverify
      4.9
      /5
      ·
      46 reviews
      ·
      "great service"
      Contact Supplier
      Portable Handheld Fiberscope Camera 0.8mm Optical LED Light Source 1Mt Working length

      Portable Handheld Fiberscope Camera 0.8mm Optical LED Light Source 1Mt Working length

      $1,260.00
      Min Order: 1 set
      Power: Electronic
      CN
      6 yrs
      0.0
      /5
      ·
      0 reviews
      ·
      Contact Supplier
      Made in China RK2830 REK 10KHz Digital Bridge 100KHz RK2837 Automatic LCR function Source factory wholesale direct sales

      Made in China RK2830 REK 10KHz Digital Bridge 100KHz RK2837 Automatic LCR function Source factory wholesale direct sales

      Ready to Ship
      $441.00 - $615.00
      Min Order: 3 sets
      Shipping per piece: $15.81
      Power: Electronic
      CN
      15 yrs
      5.0
      /5
      ·
      4 reviews
      ·
      "fast delivery"
      Contact Supplier
      Air pressure sealing testing apparatus high pressure gas pressure source

      Air pressure sealing testing apparatus high pressure gas pressure source

      $2,500.00 - $2,750.00
      Min Order: 1 set
      Power: Electronic
      CN
      6 yrs
      5.0
      /5
      ·
      1 reviews
      ·
      Contact Supplier
      BIOSTELLAR Mercury Meter monochromatic cold light source

      BIOSTELLAR Mercury Meter monochromatic cold light source

      $280.00 - $380.00
      Min Order: 1 unit
      CN
      6 yrs
      4.9
      /5
      ·
      11 reviews
      ·
      "good service"
      Contact Supplier
      Fiber Optic Identifier Identification Instrument Power Direction Identification Red Light Source OP-GS401L detector

      Fiber Optic Identifier Identification Instrument Power Direction Identification Red Light Source OP-GS401L detector

      Ready to Ship
      $84.00
      Min Order: 1 piece
      Shipping per piece: $8.50
      CN
      6 yrs
      5.0
      /5
      ·
      5 reviews
      ·
      "fast delivery"
      Contact Supplier
      Boutique source factory direct sales new original packaging/second-hand/refurbished CR5DE2NLBX70 LPUI-240

      Boutique source factory direct sales new original packaging/second-hand/refurbished CR5DE2NLBX70 LPUI-240

      $89.15 - $109.72
      Min Order: 1 piece
      CN
      7 yrsverify
      5.0
      /5
      ·
      8 reviews
      ·
      "on time shipping"
      Contact Supplier
      Source factory sale direct 1.8M high definition high speed low cost 6ft various printing media eco solvent printer

      Source factory sale direct 1.8M high definition high speed low cost 6ft various printing media eco solvent printer

      $1,900.00 - $2,100.00
      Min Order: 1 set
      Ink Type: Eco Solvent Ink
      Color & Page: Multicolor
      Warranty: 1 Year
      Condition: New
      CN
      4 yrs
      5.0
      /5
      ·
      1 reviews
      ·
      Contact Supplier
      Source factory direct to garment printing machine direct to fabric printing machine large direct to film printer 48inch

      Source factory direct to garment printing machine direct to fabric printing machine large direct to film printer 48inch

      $706.00 - $3,633.00
      Min Order: 1 set
      Ink Type: Pigment Ink
      Color & Page: Multicolor
      Warranty: 1 Year
      Condition: New
      CN
      11 yrsverify
      4.8
      /5
      ·
      22 reviews
      ·
      "Good service"
      Contact Supplier
      Top categories
      Professional Audio, Video & Lighting(old)
      Professional Audio, Video & Lighting(old)
      Electrical Supplies
      Electrical Supplies
      Wiring Accessories
      Wiring Accessories
      Connectors & Terminals
      Connectors & Terminals
      Industrial Controls
      Industrial Controls
      Electrical Instruments
      Electrical Instruments
      Low Voltage Products
      Low Voltage Products
      Wires, Cables & Cable Assemblies
      Wires, Cables & Cable Assemblies
      Generators
      Generators
      Switches
      Switches
      Power Supplies
      Power Supplies
      Medium & High Voltage Products
      Medium & High Voltage Products

      About products and suppliers

      22902 direct from source products are offered for sale by suppliers on Alibaba.com, of which switching power supply accounts for 1%. A wide variety of direct from source options are available to you, such as industrial, power tools.You can also choose from black, silver direct from source,
      Related Searches:
      module-rfq-window-icon

      TOP