38,000+ results for step down convertor
- Buck Step-down LM2596 Power Converter Module DC 4.0~40 to 1.3-37V LED VoltmeterOpens in a new window or tabBrand New$5.95 to $49.95Save up to 10% when you buy moreameribox (160,746) 98%Free shipping68+ sold
- Synchronous Buck Converter Step-down Power Module DC8-60V TO DC1-36V 15A 200WOpens in a new window or tabBrand New$8.86 to $48.80Save up to 5% when you buy moreWas: $53.04 8% offworldchips (190,389) 99.1%Free shippingFree returns
- Power Converter Regulator DC 36V 48V Step-Down to DC 12V 120W 10A WaterproofOpens in a new window or tabBrand New$16.19Save up to 5% when you buy moregowolf_us (1,441) 99.3%Free shipping
- Power Converter Regulator DC 12V 24V Step-Down to DC 6V 10A 60W WaterproofOpens in a new window or tabBrand New$18.15Save up to 10% when you buy moreWas: $19.11 5% offgadgetszone (56,750) 99.2%Free shipping206 sold
- Buck Step-down LM2596 Power Converter Module DC 4-38V to 1.25-36V LED VoltmeterOpens in a new window or tabBrand New$4.91Save up to 10% when you buy moreWas: $5.99 18% offjacobstoner (74,250) 99.5%Free shipping643 sold
- DC 12V to 5V 3A 15W Step down USB Converter Regulator Adapter For Car Charger USOpens in a new window or tabBrand New$6.95Save up to 20% when you buy morefrentaly (241,761) 97.9%Free shipping398 sold
- 1x 10x LM2596S DC-DC 3A Buck Adjustable Step-down Power Supply Converter ModuleOpens in a new window or tabBrand New$4.94 to $11.94Top Rated Plusdorigift442 (247,057) 98.5%Free shippingFree returns125+ sold
- DC Adjustable Step Up Down Buck Boost Power Supply Voltage Regulator Module NEWOpens in a new window or tabBrand New$14.49Save up to 15% when you buy moreameribox (160,746) 98%Free shipping110 sold
Picked For You
Sponsored | Top selling items from highly rated sellers with free shipping- DC-DC Converter 20A300W Step Down Buck-Boost Power Adjustable Charger Board ToolOpens in a new window or tabBrand New$10.98Top Rated Plusdorigift442 (247,057) 98.5%Free shippingFree returns1,013 sold
- DC to DC Converter Voltage Regulator Buck Boost Converter Step Down/Up ModuleOpens in a new window or tabBrand New$13.29 to $33.24Save up to 12% when you buy moreWas: $22.99 5% offmalongli3115 (22,422) 100%Free shipping
- DC 12V 24V Step Down to DC 5V Buck Converter 15W 25W 50W 75W Voltage RegulatorOpens in a new window or tabBrand New$10.44 to $12.34Save up to 15% when you buy moreWas: $10.99 5% offmalongli3115 (22,422) 100%Free shipping211+ sold
- Waterproof DC-DC Buck Step Down Volt Converter 20V-72V 24V 36V 48V to 12V 1A UEOpens in a new window or tabBrand New$14.89excelsellerusa (66,856) 98%Free shippingFree returns
- US_ DC-DC 12V to USB 5V 3A Converter Regulator Step Down for Car GPS SmartphoneOpens in a new window or tabBrand New$6.75Save up to 20% when you buy moreeshippers (225,458) 97.8%Free shipping573 sold
- UMI 220V to 110V Voltage Power Converter Step Down Transformer 1600 Watts Cap...Opens in a new window or tabBrand New$99.99goodto365 (991) 90.7%Free shipping
- Power Converter Regulator DC 24V Step Down to DC 12V 40A 480W WaterproofOpens in a new window or tabBrand New$35.83Save up to 10% when you buy moreWas: $37.72 5% offgadgetszone (56,750) 99.2%Free shipping430 sold
- Power Converter Regulator DC 24V Step-Down to DC 12V 60A 720W WaterproofOpens in a new window or tabBrand New$61.38Save up to 10% when you buy moreWas: $64.61 5% offgadgetszone (56,750) 99.2%Free shipping238 sold
- DC-DC Adjustable Step-down Buck Converter Module 12V-75V to 5V24V48V 600W/25A USOpens in a new window or tabBrand New$14.59Save up to 5% when you buy moreWas: $16.99 14% offmodulesworld2022 (2,990) 99%Free shipping
- 10pcs Mini360 3A DC Voltage Step Down Power Converter Buck Module 3.3V 5V 9V 12VOpens in a new window or tabBrand New$7.99Save up to 10% when you buy morecustom-sign (175,506) 98%Free shipping705 sold
- 12V To 5V 3A 15W DC-DC Step Down Converter DC Power Supply Module Waterproof USOpens in a new window or tabBrand New$6.89Save up to 20% when you buy moreTop Rated PlusFree shippingenvistia (37,700) 100%Free returns2,415 sold
- DC-DC Step Down Converter Fully Sealed 12V to 5V 3 Amps 15 Watts #E60AAOpens in a new window or tabBrand New$8.95Save up to 30% when you buy moreTop Rated PlusFree shippingsteve48348 (16,118) 99.8%Free returns
- 1/10pcs DC-DC Adjustable Power Supply Step Down Module PSU Buck Converter 3V-35VOpens in a new window or tabBrand New$2.49 to $18.76glsuperiorproduct (1,009) 98.5%Free shippingfrom China
- DC 24V to DC 12V 10A 120W Step Down Buck Voltage Regulator Power ConverterOpens in a new window or tabBrand New$12.33Save up to 15% when you buy moreWas: $12.98 5% offkylinwongllc (7,604) 99.2%Free shipping915 sold
- 1~5PC Mini360 3A DC Voltage Step Down Power Converter Buck Module 3.3V 5V 9V 12VOpens in a new window or tabBrand New$2.75 to $4.95miniduino (303,045) 98.2%Free shipping176+ sold
- Buck Step-down LM2596 Power Converter Module DC 4.0~40 to 1.3-37V LED VoltmeterOpens in a new window or tabBrand New$5.75Save up to 10% when you buy morecustom-sign (175,506) 98%Free shipping1,159 sold
- DC Step Down Voltage Converter 20V-55V 36V 48V to 12 volt 12V golf cart electricOpens in a new window or tabBrand New$9.99cardsncoin (7,865) 99.7%+$1.99 shipping
- 10pcs Mini360 3A DC Voltage Step Down Power Converter Buck Module 3.3V 5V 9V 12VOpens in a new window or tabBrand New$8.79Save up to 10% when you buy moreWas: $9.99 12% offjacobsparts (420,943) 99.7%Free shippingFree returns3,110 sold
- DC-DC Buck Boost Converter Adjustable Power Supply Voltage Module Step Up /DownOpens in a new window or tabBrand New$14.48 to $23.98Save up to 10% when you buy moreList price: $19.98 28% offTop Rated Plusnsioutlet (526,388) 99.3%Free shippingFree returns296+ sold
- DC Adjustable Step Up Down Buck Boost Power Supply Voltage Regulator ModuleOpens in a new window or tabBrand New$13.27Save up to 8% when you buy moreWas: $14.42 8% offalice1101983 (569,923) 99.5%Free shipping
- 300W 20A DC-DC Buck Converter Step Down Module Adjustable Charger Board PSOpens in a new window or tabBrand New$7.48Save up to 10% when you buy moreWas: $8.80 15% offTop Rated Pluseelectronicparts (24,555) 99.6%+$5.35 shippingFree returnsAlmost gone121 sold
- DC24V To DC12V 30A Step Down Power Supply Converter Regulator Module WaterproofOpens in a new window or tabBrand New$22.79giraffa599 (726) 99.4%Was: $23.99 5% offFree shipping89 sold
- Voltage Regulator DC 8V-40V to 12V 6A 72W Step Down/Up Reducer Power ConverterOpens in a new window or tabBrand New$25.99Save up to 5% when you buy moremalongli3115 (22,422) 100%Free shipping
- PVTC320U Step Up & Step Down 500 W Power Supply Voltage ConverterOpens in a new window or tabBrand New$28.68xiamenshi_4398 (33) 100%Free shippingFree returns12 sold
- 1-10 PCS Boost Buck DC adjustable step up down Converter XL6009 Module VoltageOpens in a new window or tabBrand New$5.99 to $21.99Save up to 12% when you buy morecowramill (5,244) 98.5%Free shipping
- 1x LM2596S DC-DC 3A Buck Adjustable Step-down Power Supply Converter ModuleOpens in a new window or tabBrand New$4.49 to $11.75Save up to 9% when you buy moreeshippers (225,458) 97.8%Free shipping466+ sold
- DC 24V to 12V 20A 240W Voltage Reducer Regulator Step Down Converter WaterproofOpens in a new window or tabBrand New$18.99Save up to 10% when you buy morekylinwongllc (7,604) 99.2%Free shipping219 sold
- 2pcs XL4015 5A DC Buck Step Down Voltage Converter Constant Current Power ModuleOpens in a new window or tabBrand New$6.47Save up to 10% when you buy moreWas: $8.99 28% offjacobsparts (420,943) 99.7%Free shippingFree returns969 sold
- 40A 480W DC 18V To 12V Step Down DIY Converter For Milwaukee Voltage RegulatorOpens in a new window or tabBrand New$8.99 to $32.99fragrant6 (4,146) 98.2%Free shippingfrom China
- STEP DOWN BUCK MODULE 48V/36V VOLTAGE REGULATOR TO 24V 20A 240W DC DC CONVERTEROpens in a new window or tabBrand New$16.99gowolf_us (1,441) 99.3%Free shippingFree returns
- 500W Step Up Step Down Voltage Converter Transformer 110V to 220V 220V to 110vOpens in a new window or tabBrand New$33.99Save up to 10% when you buy moreWas: $39.99 15% off12b7l7s (1,056) 99.6%Free shipping
- 20A 300W Synchronous Buck Module DC Step Down Voltage CC Power 5V 12V 24V 36VOpens in a new window or tabBrand New$9.29Save up to 7% when you buy moretheperfectpart (872,946) 99.9%Free shippingFree returns96 sold
- Converter DC 24V Step Down to DC 12V 30A 360W Waterproof Reducer TransformerOpens in a new window or tabBrand New$17.99fragrant6 (4,146) 98.2%Free shippingfrom China
- Hight power 1000W 50A Voltage Step-down Buck Converter Module 25~90V to 2.5~50VOpens in a new window or tabBrand New$31.99Save up to 8% when you buy moreWas: $34.77 8% offalice1101983 (569,923) 99.5%Free shipping
- 2PCS Adjustable DC Buck Boost Converter Power Supply Voltage Module Step Up DownOpens in a new window or tabBrand New$14.98 to $24.98Save up to 10% when you buy moreList price: $19.98 25% offTop Rated Plusthesiliconvalley (460,660) 99.5%Free shippingFree returns
- XL6009 3A DC Buck Step Up Down To Adjustable Voltage Power ConverterOpens in a new window or tabBrand New$3.75miniduino (303,045) 98.2%Free shipping774 sold
- 2X LM2596 DC-DC Adjustable Buck Converter Step Down Power Supply Module 1.23-30VOpens in a new window or tabBrand New$0.99bma2025 (922) 100%Free shippingfrom China123 sold
- 5A Adjustable DC-DC Step Down Power Supply Voltmeter Heatsink Standoffs XL4015Opens in a new window or tabBrand New$4.55jacobstoner (74,250) 99.5%Was: $5.99 24% offFree shipping122 sold
- Step Down Voltage Reducer 36V 48V electric golf cart yamaha club car 12V 3A outOpens in a new window or tabBrand New$9.99Save up to 20% when you buy morepaxparts (33,209) 99.1%+$1.99 shipping
- 2pcs Mini360 3A DC Voltage Step Down Power Converter Buck Module 3.3V 5V 9V 12VOpens in a new window or tabBrand New$2.75Save up to 10% when you buy morecustom-sign (175,506) 98%Free shipping337 sold
- Step Down Module DC DC High Efficiency Adjustable Input 10-90VDC Output 2-60VDCOpens in a new window or tabBrand New$13.19summer1188 (11) 100%Was: $14.99 12% offFree shipping
- 4X LM2596S 3A DC Buck Step-down Adjustable Voltage Power Converter VoltmeterOpens in a new window or tabBrand New$7.25Save up to 9% when you buy moreameribox (160,746) 98%Free shipping66 sold
- 2PC 400W 15A DC-DC Step Up Down Boost Buck Voltage Power Converter Module SupplyOpens in a new window or tabBrand New$15.90ny-top-tek (208,623) 98.8%Free shipping
- Buck Step-down M309 Power Converter Module DC 12V 24V 48V 100V to 5V 1.5AmpOpens in a new window or tabBrand New$5.99miniduino (303,045) 98.2%Free shipping166 sold
- 4/2Pcs LM2596S DC-DC 3A Step-Down Buck Power Supply Converter Module AdjustableOpens in a new window or tabBrand New$9.48 to $13.48Save up to 10% when you buy moreList price: $17.98 25% offTop Rated Plusnsioutlet (526,388) 99.3%Free shippingFree returns160+ sold
- New ListingEnclosed 8A 5-30VDC to 1.25-30VDC Step Up Down Boost Buck CC/CV DC-DC ConverterOpens in a new window or tabBrand New$14.00saguarocactus21 (584) 100%+$8.00 shipping
- DC 12V to 5V 3A 15W Step down USB Converter Regulator Adapter For Car Charger USOpens in a new window or tabBrand New$6.43xyz-electronics (1,825) 99%Was: $6.99 8% offFree shipping270 sold
- DC Adjustable Step Up Down Buck Boost Power Supply Voltage Regulator Module NEWOpens in a new window or tabBrand New$14.95Save up to 10% when you buy moreeshippers (225,458) 97.8%Free shipping78 sold
- DC Adjustable Step Up Down Buck Boost Power Supply Voltage Regulator ModuleOpens in a new window or tabBrand New$15.19 to $17.57Save up to 10% when you buy moreWas: $15.99 5% offsunnylives (54,313) 97.3%Free shipping
- US DC-DC 12V to USB 5V 3A Converter Regulator Step Down for Car GPS SmartphoneOpens in a new window or tabBrand New$6.95miniduino (303,045) 98.2%Free shipping812 sold
- 2pcs Mini360 3A DC Voltage Step Down Power Converter Buck Module 3.3V 5V 9V 12VOpens in a new window or tabBrand New$3.19jacobstoner (74,250) 99.5%Was: $3.99 20% offFree shipping3,632 sold
- DC 15-80V to DC 12V 3A 36W Waterproof Power Converter Step-Down EbikeOpens in a new window or tabBrand New$7.99Top Rated Plusks_cables_n_more (6,285) 100%+$4.96 shippingFree returns195 sold
- Transformer Voltage Converter Step Up Step Down 500W 220V to 110V 110V to 220VOpens in a new window or tabBrand New$32.55Save up to 10% when you buy moreWas: $38.29 15% offzyf-goodseller (10,856) 99.4%Free shipping310 sold
- 12V To 9V 1.7A 15W DC-DC Step Down Converter DC Power Supply Module WaterproofOpens in a new window or tabBrand New$6.89Save up to 20% when you buy moreTop Rated PlusFree shippingenvistia (37,700) 100%Free returns1,507 sold
- AC/DC-DC Step-down Buck Power Module Adjustable Rectifier Filter 5-20 to 5-32VOpens in a new window or tabBrand New$0.99Top Rated Plusx-modules-x (1,609) 98.8%+$2.99 shippingfrom ChinaFree returns
- 2PCS DC 12V to 5V 3A DC Step Down Converter Buck Voltage Regulator Waterproof USOpens in a new window or tabBrand New$12.99Save up to 10% when you buy moreTop Rated PlusFree shippingheyu2023 (926) 99.8%Free returns
- 8-35V In 3-24V Out 5A Adjustable Waterproof DC-DC Step Down ConverterOpens in a new window or tabBrand New$9.89Save up to 20% when you buy moreTop Rated PlusFree shippingenvistia (37,700) 100%Free returns41 sold
- 18V to 12V Step Down Converter for Milwaukee M18 Power Wheels Battery Adapter DCOpens in a new window or tabBrand New$33.50babysupplyco (24) 100%Free shipping
- DC Adjustable Constant Voltage & Current Step-Down Buck Power Converter w/CaseOpens in a new window or tabBrand New$17.99Save up to 6% when you buy moreTop Rated PlusFree shippingrogerdeane (52,559) 100%Free returns30 sold
- DC to DC Step Down Voltage Transformer 20V-55V 24V 36V 48V to 12 volt out 3 ampsOpens in a new window or tabBrand New$11.95Save up to 25% when you buy morepaxparts (33,209) 99.1%+$1.99 shipping
- Car Waterproof DC-DC Converter 12V Step Down to 5V Power Supply Module 3A 15WOpens in a new window or tabBrand New$6.75Save up to 10% when you buy moreameribox (160,746) 98%Free shipping254 sold
- 60W DC Buck Boost Voltage Converter Constant Current Module Step Power Up / DownOpens in a new window or tabBrand New$7.99Save up to 10% when you buy morejacobsparts (420,943) 99.7%Free shippingFree returnsAlmost gone1,770 sold
- New Adjustable Step-down Power Supply Converter Module For LM2596S DC-DC 3A BuckOpens in a new window or tabBrand New$4.40Save up to 12% when you buy moreny-top-tek (208,623) 98.8%Free shipping
- DC Adjustable Step Up Down Buck Boost Power Supply Voltage Regulator Module USOpens in a new window or tabBrand New$13.43Save up to 8% when you buy moreWas: $15.99 16% offgotw3527 (3,425) 99.2%Free shipping61 sold
- 10pcs Mini360 3A DC Voltage Step Down Power Converter Buck Module 3.3V 5V 9V 12VOpens in a new window or tabBrand New$7.98miniduino (303,045) 98.2%Free shipping136 sold
- DC 48V to DC 12V 360W 30A Voltage Reducer DC-DC Step-Down Converter WaterproofOpens in a new window or tabBrand New$37.04Save up to 15% when you buy moreWas: $38.99 5% offkylinwongllc (7,604) 99.2%Free shipping58 sold
- Power Converter Regulator DC 12V 24V Step-Down to DC 6V 20A 120W WaterproofOpens in a new window or tabBrand New$21.94Save up to 10% when you buy moreWas: $23.10 5% offgadgetszone (56,750) 99.2%Free shipping108 sold
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