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    • DC to DC Power Step Down (Buck) Voltage Regulators

    DC to DC Power Step Down (Buck) Voltage Regulators

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    2,852 Results

      • Current Conversion: DC to DC filter applied
      • Type: Step Down (Buck) Voltage Regulator filter applied
      Clear All
      • DC to DC filter applied
      • Step Down (Buck) Voltage Regulator filter applied
      • All Listings filter applied
    • DC-DC Buck Step Down Converter 13-100V 24V 36V 48V 72V to 12V 500mA Power Module

      DC-DC Buck Step Down Converter 13-100V 24V 36V 48V 72V to 12V 500mA Power Module

      RM 22.00
      RM 6.67 shipping
      or Best Offer
      694 sold
    • Power Regulator DC 36V To DC 12V 10A 120W Voltage Reducer Step Down Converter

      Power Regulator DC 36V To DC 12V 10A 120W Voltage Reducer Step Down Converter

      RM 74.17
      RM 75.69 shipping
      or Best Offer
      101 watching
    • Dual USB Charger DC 6V-40V To 5V 3A Step Down Buck Power Supply Converter Module

      Dual USB Charger DC 6V-40V To 5V 3A Step Down Buck Power Supply Converter Module

      RM 5.16 to RM 6.76
      Was: RM 7.33
      RM 13.29 shipping
      274 sold
    • LM2596S DC-DC Step-down Power Regulator Converter Module 3A 12/5/3.3V Output

      LM2596S DC-DC Step-down Power Regulator Converter Module 3A 12/5/3.3V Output

      RM 4.40
      RM 18.89 shipping
    • 97.5% Efficiency DCDC 6~24V 6V 9V 12V 24V To 5V 3A Step-Down USB Charging Module

      97.5% Efficiency DCDC 6~24V 6V 9V 12V 24V To 5V 3A Step-Down USB Charging Module

      RM 11.47
      Free postage
      or Best Offer
      129 watching
    • DC/DC Step down Converter Regulator 12V to 5V 3A 15W Stepdown Car Power Supply

      DC/DC Step down Converter Regulator 12V to 5V 3A 15W Stepdown Car Power Supply

      RM 26.12
      RM 22.62 shipping
      138 watching
    • DC-DC Regulator 7.4V 9V 12V to 5V 4A Step-down Buck Power Volt Converter Module

      DC-DC Regulator 7.4V 9V 12V to 5V 4A Step-down Buck Power Volt Converter Module

      RM 12.71
      RM 8.67 shipping
      or Best Offer
      196 sold
    • DC-DC Buck Step Down Adjustable Converter 4.5-60V to 3.3V 5V 6V 9V 12V 24V 3A

      DC-DC Buck Step Down Adjustable Converter 4.5-60V to 3.3V 5V 6V 9V 12V 24V 3A

      RM 10.00
      RM 6.67 shipping
      or Best Offer
      431 sold
    • Digital 50V 20A 1000W DC DC Buck Converter CC CV Step-Down Power Module WZ5020L

      Digital 50V 20A 1000W DC DC Buck Converter CC CV Step-Down Power Module WZ5020L

      RM 95.21
      RM 24.72 shipping
      55 watching
    • LED 3A DC-DC Buck Step Down Volt Converter 6V-32V to 3.3V 5V 6V 9V 12V 18V 24V

      LED 3A DC-DC Buck Step Down Volt Converter 6V-32V to 3.3V 5V 6V 9V 12V 18V 24V

      RM 21.60
      RM 6.67 shipping
      or Best Offer
      86 sold
    • 5V 1A Type-C 1S 3.7V Lithium Li-ion 18650 Battery Charger Module Charging Board

      5V 1A Type-C 1S 3.7V Lithium Li-ion 18650 Battery Charger Module Charging Board

      RM 6.00
      RM 6.67 shipping
      or Best Offer
      118 sold
    • DC24V To DC13.8V 20A 276W Step Down Power Supply Converter Regulator Module NICE

      DC24V To DC13.8V 20A 276W Step Down Power Supply Converter Regulator Module NICE

      RM 86.00
      Free postage
      16 watching
    • QC3.0 usb-c PD Lithium Li-ion 18650 Battery Quick Charge Module DIY Power Bank

      QC3.0 usb-c PD Lithium Li-ion 18650 Battery Quick Charge Module DIY Power Bank

      RM 26.62
      RM 6.67 shipping
      or Best Offer
      109 sold
    • LM2596S DC-DC Step-down Power Supply Module Regulator Board 3A Output  12/5/3.3V

      LM2596S DC-DC Step-down Power Supply Module Regulator Board 3A Output 12/5/3.3V

      RM 5.33
      Free postage
    • AC-DC 110V 120V 220V 230V to 5V 12V 24V 2A Converter Board Module Power Supply

      AC-DC 110V 120V 220V 230V to 5V 12V 24V 2A Converter Board Module Power Supply

      RM 21.11 to RM 33.55
      RM 8.67 shipping
      188 sold
    • 3S 11.1V 12.6V Lithium Li-ion 18650 Battery Charger Module Mini Charging Board

      3S 11.1V 12.6V Lithium Li-ion 18650 Battery Charger Module Mini Charging Board

      RM 18.89
      RM 6.67 shipping
      or Best Offer
      72 sold
    • DC-DC Buck Step Down Isolated Converter 9V-30V 18V 24V to 12V 0.5A Power Module

      DC-DC Buck Step Down Isolated Converter 9V-30V 18V 24V to 12V 0.5A Power Module

      RM 37.95
      RM 8.67 shipping
      or Best Offer
      57 sold
    • Mini DC-DC Buck Step-down Converter Adjustable Power Module 3.3V 3V 5V 9V 12V 3A

      Mini DC-DC Buck Step-down Converter Adjustable Power Module 3.3V 3V 5V 9V 12V 3A

      RM 4.40
      RM 8.00 shipping
      or Best Offer
      188 sold
    • QC3.0 5V 9V 12V USB Fast Quick Charging PCB Module Board DIY Phone Charger Car

      QC3.0 5V 9V 12V USB Fast Quick Charging PCB Module Board DIY Phone Charger Car

      RM 12.71
      RM 8.67 shipping
      or Best Offer
      266 sold
    • DC-DC Buck Converter Step down Voltage Regulator Power Supply Module 5V 12V 3A

      DC-DC Buck Converter Step down Voltage Regulator Power Supply Module 5V 12V 3A

      RM 8.44 to RM 12.36
      RM 8.67 shipping
      320 sold
    • DC-DC Buck Step Down Isolated Converter 9V-30V 12V 24V to 5V Power Supply Module

      DC-DC Buck Step Down Isolated Converter 9V-30V 12V 24V to 5V Power Supply Module

      RM 26.40
      RM 6.67 shipping
      or Best Offer
      156 sold
    • DC/DC Step down Converter Regulator 12V to 6V 3A 18W Stepdown Car Power Supply

      DC/DC Step down Converter Regulator 12V to 6V 3A 18W Stepdown Car Power Supply

      RM 33.66
      RM 22.62 shipping
      106 sold
    • Mini DC-DC Buck Step Down Converter 12V-24V to 5V 12V Dual Output Power Module

      Mini DC-DC Buck Step Down Converter 12V-24V to 5V 12V Dual Output Power Module

      RM 17.55
      RM 6.67 shipping
      or Best Offer
    • LM2596HV AC/DC to DC Buck Step Down Adjustable Converter 3.3V 5V 6V 9V 12V 24V

      LM2596HV AC/DC to DC Buck Step Down Adjustable Converter 3.3V 5V 6V 9V 12V 24V

      RM 11.33
      RM 6.67 shipping
      or Best Offer
      601 sold
    • ±5V ±9V ±12V ±15V ±24V Positive&Negative Dual DC-DC Boost Step-up Volt Converter

      ±5V ±9V ±12V ±15V ±24V Positive&Negative Dual DC-DC Boost Step-up Volt Converter

      RM 12.98 to RM 16.31
      RM 6.67 shipping
      4,076 sold
    • AC/DC to DC Buck Step Down Volt Converter 3.3V 5V 9V 12V 24V 6A Rectifier Filter

      AC/DC to DC Buck Step Down Volt Converter 3.3V 5V 9V 12V 24V 6A Rectifier Filter

      RM 34.22
      RM 6.67 shipping
      or Best Offer
      147 sold
    • 5V 2A Type-C USB 18650 Lithium Li-ion Battery Charger Charging Module Power Bank

      5V 2A Type-C USB 18650 Lithium Li-ion Battery Charger Charging Module Power Bank

      RM 12.04 to RM 12.49
      RM 6.67 shipping
      102 watching
    • DC-DC Buck Step-down Power supply Volt Converter  5V-9V 6V to 3.3V Fixed Output

      DC-DC Buck Step-down Power supply Volt Converter 5V-9V 6V to 3.3V Fixed Output

      RM 4.40
      RM 6.67 shipping
      or Best Offer
    • LM2596S DC-DC Step-down Power Supply Module Regulator Board 3A Output  12/5/3.3V

      LM2596S DC-DC Step-down Power Supply Module Regulator Board 3A Output 12/5/3.3V

      RM 9.44
      RM 14.20 shipping
    • DC-DC 3V 5V 12V 24V 48V Buck Adjustable Step Down Voltage Converter Module Car

      DC-DC 3V 5V 12V 24V 48V Buck Adjustable Step Down Voltage Converter Module Car

      RM 9.33
      RM 8.67 shipping
      or Best Offer
      762 sold
    • DC-DC 5v 9v 12v 15v 24v Converter Buck Module Linear Step Down Voltage Regulator

      DC-DC 5v 9v 12v 15v 24v Converter Buck Module Linear Step Down Voltage Regulator

      RM 6.00
      RM 8.67 shipping
      or Best Offer
      481 sold
    • LM2596S DC-DC Step-down Power Module BUCK 3A Adjustable Voltage Regulator Super

      LM2596S DC-DC Step-down Power Module BUCK 3A Adjustable Voltage Regulator Super

      RM 26.62
      Free postage
      or Best Offer
    • DC-DC Buck Step Down CC CV Converter 3.3V 5V 9V 12V 24V Lithium Battery Charger

      DC-DC Buck Step Down CC CV Converter 3.3V 5V 9V 12V 24V Lithium Battery Charger

      RM 13.29
      RM 6.67 shipping
      or Best Offer
      57 sold
    • DCDC 6-40V 9V 12V 24V 36V To 5V 3A Dual USB Output Step-Down Power Regulator PCB

      DCDC 6-40V 9V 12V 24V 36V To 5V 3A Dual USB Output Step-Down Power Regulator PCB

      RM 14.22
      Free postage
      or Best Offer
      97 watching
    • 3A DC-DC Buck Step Down Module Volt Converter 6v-36v to 3.3v 5v 9v 12v 18v 24v

      3A DC-DC Buck Step Down Module Volt Converter 6v-36v to 3.3v 5v 9v 12v 18v 24v

      RM 12.44
      RM 6.46 shipping
      or Best Offer
    • DC Buck Step Down Voltage Converter 9V-48V  to 5V 9V 12V 3A Power Supply Module

      DC Buck Step Down Voltage Converter 9V-48V to 5V 9V 12V 3A Power Supply Module

      RM 13.02
      RM 4.40 shipping
    • New High Grade 12V 5V 24V 9V AC-DC Power Supply Buck Converter Step Down Module

      New High Grade 12V 5V 24V 9V AC-DC Power Supply Buck Converter Step Down Module

      RM 5.87 to RM 25.95
      Was: RM 6.36
      RM 13.29 shipping
      721 sold
    • 5PCS Mini Buck Converter DC-DC 12-24V To 5V 3A Step Down Adjustable Power Module

      5PCS Mini Buck Converter DC-DC 12-24V To 5V 3A Step Down Adjustable Power Module

      RM 19.95
      RM 14.22 shipping
      724 sold
    • 5A DC-DC Step Down Volt Converter 5V-36V to 3.3V 6V 9V 12V 24V Mini Buck Module

      5A DC-DC Step Down Volt Converter 5V-36V to 3.3V 6V 9V 12V 24V Mini Buck Module

      RM 12.84
      RM 8.67 shipping
      or Best Offer
      103 sold
    • DC-DC Boost-Buck Step-up Step-down Converter 3V-15V to 12V Power Supply Module

      DC-DC Boost-Buck Step-up Step-down Converter 3V-15V to 12V Power Supply Module

      RM 12.67
      RM 6.67 shipping
      or Best Offer
    • 6 Kinds DC-DC 12V to 5V Mini/Micro/Atype USB Converter Step Down Power Module

      6 Kinds DC-DC 12V to 5V Mini/Micro/Atype USB Converter Step Down Power Module

      RM 12.00 to RM 15.95
      Was: RM 13.02
      RM 13.29 shipping
    • AC/DC to DC Buck Step-Down Volt Converter 3.3V 5V 9V 12V Rectifier Filter Module

      AC/DC to DC Buck Step-Down Volt Converter 3.3V 5V 9V 12V Rectifier Filter Module

      RM 11.38
      RM 6.67 shipping
      or Best Offer
    • Mini AC-DC Volt Converter AC110V 120V 220V 230V to 12V 250mA Power Supply Module

      Mini AC-DC Volt Converter AC110V 120V 220V 230V to 12V 250mA Power Supply Module

      RM 17.73
      RM 6.67 shipping
      or Best Offer
    • 200W/280W 12A Step Down Converter 7-40V To 1.2-35V 4.5-30V to 0.8-32V Module New

      200W/280W 12A Step Down Converter 7-40V To 1.2-35V 4.5-30V to 0.8-32V Module New

      RM 24.18 to RM 40.34
      Free postage
    • AC-DC Switching Power Supply Board Module AC110V 220V 230V to DC ±5V ±12V ±15V

      AC-DC Switching Power Supply Board Module AC110V 220V 230V to DC ±5V ±12V ±15V

      RM 32.84 to RM 33.33
      RM 8.67 shipping
    • Mini DC-DC USB 5V 3A Converter Buck Step Down Voltage Regulator 9V 12V 19V 24V

      Mini DC-DC USB 5V 3A Converter Buck Step Down Voltage Regulator 9V 12V 19V 24V

      RM 17.73
      RM 6.67 shipping
      or Best Offer
    • AC-DC Buck Converter 110V 120V 220V to DC 12V 600mA Isolated Power Supply Module

      AC-DC Buck Converter 110V 120V 220V to DC 12V 600mA Isolated Power Supply Module

      RM 22.13
      RM 6.67 shipping
      or Best Offer
    • DC-DC Buck Step Down Volt Converter 12V to 3.3V 3.7V 5V 6V 9V Car Power Supply

      DC-DC Buck Step Down Volt Converter 12V to 3.3V 3.7V 5V 6V 9V Car Power Supply

      RM 18.84 to RM 23.33
      RM 6.67 shipping

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