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      AlibabaElectrical Equipment & SuppliesPower SuppliesSwitching Power SupplyWholesale 12v 30a

      12v 30a

      (38808 products available)

      VOITA 12V 30A 360W DC Power supply 12v 30a Switching Power Supply 360W Power supply

      VOITA 12V 30A 360W DC Power supply 12v 30a Switching Power Supply 360W Power supply

      $7.87 - $9.76
      Min Order: 1 piece
      CN
      8 yrsverify
      4.8
      /5
      ·
      58 reviews
      ·
      "good service"
      Contact Supplier
      din rail power supply 24v 60w HDR-60W-24V AC/DC for Complete set of equipment with CE and RoHS 48v power supply 12v 30a

      din rail power supply 24v 60w HDR-60W-24V AC/DC for Complete set of equipment with CE and RoHS 48v power supply 12v 30a

      $5.10 - $6.86
      Min Order: 5 pieces
      Output Voltage: 24V
      CN
      2 yrsverify
      5.0
      /5
      ·
      4 reviews
      ·
      "good service"
      Contact Supplier
      negative booster step down 24v to 12v converter 30A

      negative booster step down 24v to 12v converter 30A

      $11.58 - $13.80
      Min Order: 1 piece
      CN
      7 yrsverify
      3.8
      /5
      ·
      4 reviews
      ·
      "Good factory"
      Contact Supplier
      DC 12V 5A 4ch output 60W multiple CCTV Power Supply CCTV camera system metal box switching power supply 12v 5a 10a 15a 20a 30a

      DC 12V 5A 4ch output 60W multiple CCTV Power Supply CCTV camera system metal box switching power supply 12v 5a 10a 15a 20a 30a

      $4.88 - $5.60
      Min Order: 10 pieces
      CN
      9 yrs
      4.9
      /5
      ·
      8 reviews
      ·
      "fast shipping"
      Contact Supplier
      Metal Aluminium COVER 360W AC/DC Switch CCTV Power Supply 12V 30A

      Metal Aluminium COVER 360W AC/DC Switch CCTV Power Supply 12V 30A

      $6.80 - $7.20
      Min Order: 36 pieces
      CN
      11 yrs
      5.0
      /5
      ·
      9 reviews
      ·
      "fast shipping"
      Contact Supplier
      Hagors Driver Led Light Strip Aluminum Alloy 110V 220V Ac Dc 12V 30A Switching Power Supply

      Hagors Driver Led Light Strip Aluminum Alloy 110V 220V Ac Dc 12V 30A Switching Power Supply

      Ready to Ship
      $10.50 - $11.00
      Min Order: 20 pieces
      Shipping per piece: $2.38
      CN
      5 yrs
      4.8
      /5
      ·
      16 reviews
      ·
      "fast delivery"
      Contact Supplier
      Sompom S-360-12 SMPS PCB Board 360W 12V 30A Switching LED Power Supply

      Sompom S-360-12 SMPS PCB Board 360W 12V 30A Switching LED Power Supply

      $9.50 - $10.10
      Min Order: 2 pieces
      CN
      8 yrsverify
      4.9
      /5
      ·
      35 reviews
      ·
      "professional service"
      Contact Supplier
      DC 24V To 12V Dc Converter High Efficiency Waterproof IP67 Car power Supply Converter Dc 24C To 12V 10A 20A 30A

      DC 24V To 12V Dc Converter High Efficiency Waterproof IP67 Car power Supply Converter Dc 24C To 12V 10A 20A 30A

      Ready to Ship
      $6.44 - $11.69
      Min Order: 5 pieces
      Shipping per piece: $2.80
      CN
      2 yrsverify
      4.9
      /5
      ·
      20 reviews
      ·
      "Great supplier"
      Contact Supplier
      Switch power supply 110v 220v ac dc power supply 12v 24v 5v 700W 12v 60a 24v 30a

      Switch power supply 110v 220v ac dc power supply 12v 24v 5v 700W 12v 60a 24v 30a

      Ready to Ship
      $28.50 - $28.90
      Min Order: 5 pieces
      CN
      7 yrs
      4.8
      /5
      ·
      7 reviews
      ·
      "Good service"
      Contact Supplier
      golf cart voltage reducer converter regulator 48 volt to 12V 30A

      golf cart voltage reducer converter regulator 48 volt to 12V 30A

      $19.40 - $22.60
      Min Order: 2 pieces
      CN
      16 yrsverify
      4.9
      /5
      ·
      46 reviews
      ·
      "Good customer service"
      Contact Supplier
      Industry Machine Power Supply 600w 1000W 24V SMPS digital adjustable power supply 12v 30a For 3D Printer

      Industry Machine Power Supply 600w 1000W 24V SMPS digital adjustable power supply 12v 30a For 3D Printer

      $57.80 - $59.90
      Min Order: 3 pieces
      CN
      10 yrsverify
      4.9
      /5
      ·
      7 reviews
      ·
      "fast shipping"
      Contact Supplier
      12volt 30amp power supply 12v 30a led lighting power source

      12volt 30amp power supply 12v 30a led lighting power source

      $9.00 - $10.00
      Min Order: 1 piece
      CN
      9 yrs
      5.0
      /5
      ·
      6 reviews
      ·
      "Excellent service"
      Contact Supplier
      factory 480w 24 v 24v 20a SMPS 24 volt 12v 40 amp 15v 30a switching LED power supply dc 12v

      factory 480w 24 v 24v 20a SMPS 24 volt 12v 40 amp 15v 30a switching LED power supply dc 12v

      Ready to Ship
      $21.20 - $25.00
      Min Order: 1 piece
      Shipping per piece: $18.23
      Output Power: 401 - 500W
      CN
      10 yrsverify
      4.5
      /5
      ·
      8 reviews
      ·
      "Excellent service"
      Contact Supplier
      CE ROHS Approved S-360 ac to dc 360W 24V 15A power supply 12V 30A switching power supply

      CE ROHS Approved S-360 ac to dc 360W 24V 15A power supply 12V 30A switching power supply

      Ready to Ship
      $14.80 - $16.80
      Min Order: 1 piece
      Shipping per piece: $19.12
      Output Voltage: 12V
      Output Power: 301 - 400W
      CN
      17 yrsverify
      4.8
      /5
      ·
      15 reviews
      ·
      "customer service"
      Contact Supplier
      360W 12V 30A For cctv camera LED Stripes Lights Switching Power Supply 18CH Power adapter

      360W 12V 30A For cctv camera LED Stripes Lights Switching Power Supply 18CH Power adapter

      $13.30 - $13.50
      Min Order: 12 pieces
      CN
      9 yrs
      5.0
      /5
      ·
      3 reviews
      ·
      "great service"
      Contact Supplier
      12V10A 9ch output 120W multiple Power Supply for CCTV camera system metal box switching power supply 12v 5a 10a 15a 20a 30a

      12V10A 9ch output 120W multiple Power Supply for CCTV camera system metal box switching power supply 12v 5a 10a 15a 20a 30a

      $7.90 - $8.80
      Min Order: 5 pieces
      CN
      3 yrsverify
      4.8
      /5
      ·
      58 reviews
      ·
      "good service"
      Contact Supplier
      450w MeanWell SE-450-24 Rainproof 5V 30A 37.5A 400W 12V 24V 36V 48V LED Power Supply

      450w MeanWell SE-450-24 Rainproof 5V 30A 37.5A 400W 12V 24V 36V 48V LED Power Supply

      $46.87 - $49.42
      Min Order: 1 piece
      Output Power: 301 - 400W
      CN
      15 yrs
      4.8
      /5
      ·
      7 reviews
      ·
      "great service"
      Contact Supplier
      Car Converter 30A Car Step Down Transformer DC24V to 12V Car Power Supply Transformer 30A

      Car Converter 30A Car Step Down Transformer DC24V to 12V Car Power Supply Transformer 30A

      $4.00 - $4.22
      Min Order: 50 pieces
      CN
      3 yrsverify
      4.7
      /5
      ·
      19 reviews
      ·
      "good service"
      Contact Supplier
      HX-350HQ-12 New Fanless driver transformer 350W indoor LED power supply 12V 30A with no fan for led lighting strips and modules

      HX-350HQ-12 New Fanless driver transformer 350W indoor LED power supply 12V 30A with no fan for led lighting strips and modules

      Ready to Ship
      $17.00
      Min Order: 50 pieces
      Shipping per piece: $1.58
      CN
      10 yrs
      4.6
      /5
      ·
      1 reviews
      ·
      "good job"
      Contact Supplier
      AC 110v 220v to 12v led transformers for led strip 360w dc power supply 12v 30a

      AC 110v 220v to 12v led transformers for led strip 360w dc power supply 12v 30a

      Ready to Ship
      $7.40 - $8.20
      Min Order: 36 pieces
      Shipping per piece: $1.94
      Output Voltage: 12V
      CN
      5 yrsverify
      4.8
      /5
      ·
      74 reviews
      ·
      "fast delivery"
      Contact Supplier
      Mean Well Power Supply EPP-400-12 400W 12V 33A Open Frame 30A Switching Power Supply

      Mean Well Power Supply EPP-400-12 400W 12V 33A Open Frame 30A Switching Power Supply

      $46.00 - $58.00
      Min Order: 1 piece
      CN
      9 yrsverify
      4.9
      /5
      ·
      61 reviews
      ·
      "fast delivery"
      Contact Supplier
      High power dc dc converter 12v to 24v 30a

      High power dc dc converter 12v to 24v 30a

      Ready to Ship
      $42.00 - $46.00
      Min Order: 1 piece
      Shipping per piece: $32.12
      CN
      10 yrs
      0.0
      /5
      ·
      0 reviews
      ·
      Contact Supplier
      YUCOO Manufacturer DC Converters Boost Converter Buck Down 220VDc To 12V 24V 36V 48V Voltage 30A

      YUCOO Manufacturer DC Converters Boost Converter Buck Down 220VDc To 12V 24V 36V 48V Voltage 30A

      $345.00 - $355.00
      Min Order: 1 piece
      CN
      12 yrs
      5.0
      /5
      ·
      25 reviews
      ·
      "Excellent service"
      Contact Supplier
      Mornsun LMF350-23B12UH AC/DC Power Supply 12v 30a Switching Power Supplies 350w 12v 30a

      Mornsun LMF350-23B12UH AC/DC Power Supply 12v 30a Switching Power Supplies 350w 12v 30a

      Ready to Ship
      $33.06 - $35.47
      Min Order: 10 pieces
      Shipping per piece: $2.31
      CN
      7 yrsverify
      4.9
      /5
      ·
      15 reviews
      ·
      "great service"
      Contact Supplier
      220V to 12V 30A monitoring 360W DC LED switching power supply

      220V to 12V 30A monitoring 360W DC LED switching power supply

      Ready to Ship
      $7.62 - $8.00
      Min Order: 5 pieces
      Shipping per piece: $6.10
      Output Voltage: 12V
      CN
      7 yrsverify
      4.6
      /5
      ·
      8 reviews
      ·
      "fast delivery"
      Contact Supplier
      triac Dimmable LED Power Supply 100W 120W 150W 200W 300W Power Supply IP67 Waterproof power supplies 12v 24V 48V 54V 30A

      triac Dimmable LED Power Supply 100W 120W 150W 200W 300W Power Supply IP67 Waterproof power supplies 12v 24V 48V 54V 30A

      $12.50 - $39.50
      Min Order: 1 piece
      CN
      11 yrsverify
      5.0
      /5
      ·
      24 reviews
      ·
      "good customer support"
      Contact Supplier
      ac dc90~264VAC to 5V 12V 15V 24V 36V 48V 30A 12.5A 10A 6.25A 4.17A 3.125A 150W Switching power supply

      ac dc90~264VAC to 5V 12V 15V 24V 36V 48V 30A 12.5A 10A 6.25A 4.17A 3.125A 150W Switching power supply

      Ready to Ship
      $12.00 - $15.00
      Min Order: 5 pieces
      Shipping per piece: $1.81
      CN
      14 yrs
      0.0
      /5
      ·
      0 reviews
      ·
      Contact Supplier
      smps 400w cctv camera transformer power supply 12v 30a

      smps 400w cctv camera transformer power supply 12v 30a

      $25.00 - $30.00
      Min Order: 5 pieces
      Output Voltage: 12V
      CN
      14 yrs
      5.0
      /5
      ·
      11 reviews
      ·
      "excellent service"
      Contact Supplier
      Shenzhen transformer emergency backup 360 watt audio labs dc 9v adapter 27V Switching power supply 12v 30a

      Shenzhen transformer emergency backup 360 watt audio labs dc 9v adapter 27V Switching power supply 12v 30a

      $8.00 - $10.00
      Min Order: 10 pieces
      CN
      14 yrs
      5.0
      /5
      ·
      5 reviews
      ·
      "Good job"
      Contact Supplier
      negative booster 24v dc to 12v dc 5a 10a 20a 30a

      negative booster 24v dc to 12v dc 5a 10a 20a 30a

      $5.32 - $6.44
      Min Order: 1 piece
      CN
      19 yrsverify
      4.6
      /5
      ·
      7 reviews
      ·
      "Fast shipping"
      Contact Supplier
      DC 12V 30 Amp cctv power supply 360w transformer 12v 30a led lighting switching power supply

      DC 12V 30 Amp cctv power supply 360w transformer 12v 30a led lighting switching power supply

      Ready to Ship
      $7.70 - $8.10
      Min Order: 2 pieces
      Shipping per piece: $11.51
      Output Voltage: 12V
      Output Power: 301 - 400W
      CN
      4 yrs
      4.9
      /5
      ·
      6 reviews
      ·
      "Quick shipping"
      Contact Supplier
      D-180C 12V 5A 24V 5A SMPS switching power supply Ac Dc Transformer Ac Power Supply 220v To 12v 30a

      D-180C 12V 5A 24V 5A SMPS switching power supply Ac Dc Transformer Ac Power Supply 220v To 12v 30a

      $14.26 - $14.46
      Min Order: 5 pieces
      CN
      4 yrsverify
      4.6
      /5
      ·
      3 reviews
      ·
      Contact Supplier
      High Efficiency 12v 30a power distribution box 360w power distribution box 12v 30a switching power supply 10a 20a 30a 16ch 18ch

      High Efficiency 12v 30a power distribution box 360w power distribution box 12v 30a switching power supply 10a 20a 30a 16ch 18ch

      Ready to Ship
      $13.50 - $15.50
      Min Order: 5 pieces
      Shipping per piece: $9.89
      Output Voltage: 12V
      CN
      3 yrs
      4.9
      /5
      ·
      14 reviews
      ·
      "super service"
      Contact Supplier
      Smps 500w 24v switch power supply 24v 20a meanwell 24 volt 12v 40 amp 15v 30a switching LED power supply dc 12v and cctv adapter

      Smps 500w 24v switch power supply 24v 20a meanwell 24 volt 12v 40 amp 15v 30a switching LED power supply dc 12v and cctv adapter

      $18.92 - $23.77
      Min Order: 5 pieces
      Output Voltage: 24V
      CN
      4 yrsverify
      4.9
      /5
      ·
      11 reviews
      ·
      "excellent service"
      Contact Supplier
      110V/220V AC 12V DC Power Supply S-360-12 SMPS PCB Board Lighting Transformer 12v 30a Switching Power Supply For Led Strip

      110V/220V AC 12V DC Power Supply S-360-12 SMPS PCB Board Lighting Transformer 12v 30a Switching Power Supply For Led Strip

      $9.50 - $10.10
      Min Order: 2 pieces
      Output Voltage: 12V
      CN
      5 yrsverify
      4.6
      /5
      ·
      16 reviews
      ·
      "good service"
      Contact Supplier
      UK Socket Plug 12V 30A Lead Acid Car Battery Charger Electrical Vehicle 12V 30A Battery Charger

      UK Socket Plug 12V 30A Lead Acid Car Battery Charger Electrical Vehicle 12V 30A Battery Charger

      $13.00 - $18.00
      Min Order: 100 pieces
      CN
      3 yrs
      4.5
      /5
      ·
      6 reviews
      ·
      "good service"
      Contact Supplier
      30A Automatic Charging Control Board 12V 24V 36V 48V Battery Charger Controller Protection Switch Module Switching Power Supply

      30A Automatic Charging Control Board 12V 24V 36V 48V Battery Charger Controller Protection Switch Module Switching Power Supply

      $2.80 - $3.00
      Min Order: 10 pieces
      CN
      5 yrs
      4.9
      /5
      ·
      292 reviews
      ·
      "Amazing service"
      Contact Supplier
      Well packed power supply 12v 30a switching power cabinet

      Well packed power supply 12v 30a switching power cabinet

      $6,699.00 - $8,374.00
      Min Order: 1 set
      CN
      5 yrsverify
      5.0
      /5
      ·
      1 reviews
      ·
      Contact Supplier
      DUSKTEC 3 Amperes 80v 19v 20a 30a Regulated 30v 10a 12v 3a 12volt 20amp Radio Treadmill Rainproof Led Switching Power Supply

      DUSKTEC 3 Amperes 80v 19v 20a 30a Regulated 30v 10a 12v 3a 12volt 20amp Radio Treadmill Rainproof Led Switching Power Supply

      $1.66 - $23.54
      Min Order: 1 unit
      CN
      3 yrsverify
      4.9
      /5
      ·
      30 reviews
      ·
      "quick delivery"
      Contact Supplier
      Factory Direct Sale variable dc power supply 12V 30A

      Factory Direct Sale variable dc power supply 12V 30A

      $6.80 - $7.50
      Min Order: 50 pieces
      Output Voltage: 24V
      CN
      3 yrsverify
      4.8
      /5
      ·
      9 reviews
      ·
      Contact Supplier
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      About products and suppliers

      38808 12v 30a products are offered for sale by suppliers on Alibaba.com, of which switching power supply accounts for 8%, inverters & converters accounts for 4%, and power conversion system（pcs） accounts for 1%. A wide variety of 12v 30a options are available to you, such as led strip light, led strip and solar system.You can also choose from overvoltage, overcurrent and low tension 12v 30a,as well as from short circuit, protection, and power supply 12v 30a, and whether 12v 30a is 100-240v/0.3a, 100-240v/0.4a, or 100-240v/1.2a.
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