35,000+ results for step down power
- 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 (190,361) 99.1%Free shippingFree returns
- 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 (160,585) 98%Free shipping68+ 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 (33,206) 99.1%+$1.99 shipping
- 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 (33,206) 99.1%+$1.99 shipping
- 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 (246,927) 98.5%Free shippingFree returns200+ sold
- 5A Adjustable DC-DC Step Down Power Supply Voltmeter Heatsink Standoffs XL4015Opens in a new window or tabBrand New$4.55jacobstoner (74,193) 99.5%Was: $5.99 24% offFree 2-3 day shipping120 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 (160,585) 98%Free shipping109 sold
- 10pcs Mini360 3A DC Voltage Step Down Power Converter Buck Module 3.3V 5V 9V 12VOpens in a new window or tabBrand New$8.99Save up to 10% when you buy moreWas: $9.99 10% offjacobsparts (420,889) 99.7%Free 2-3 day shippingFree returns3,110 sold
Picked For You
Sponsored | Top selling items from highly rated sellers with free shipping- Buck Step-down LM2596 Power Converter Module DC 4-38V to 1.25-36V LED VoltmeterOpens in a new window or tabBrand New$4.61Save up to 10% when you buy moreWas: $5.99 23% offjacobstoner (74,193) 99.5%Free 2-3 day shipping641 sold
- DC-DC Converter 20A300W Step Down Buck-Boost Power Adjustable Charger Board ToolOpens in a new window or tabBrand New$10.98Top Rated Plusdorigift442 (246,927) 98.5%Free shippingFree returns1,013 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 (302,786) 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 (175,362) 98%Free shipping1,159 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 2-4 day shippingenvistia (37,675) 100%Free returns2,415 sold
- DC to DC Step Down Voltage Converter 20V-55V 24V 36V 48V to 12 volt out / 12V 3AOpens in a new window or tabBrand New$12.95Save up to 20% when you buy morepaxparts (33,206) 99.1%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 (56,718) 99.2%Free shipping204 sold
- DC24V To DC12V 30A Step Down Power Supply Converter Regulator Module WaterproofOpens in a new window or tabBrand New$22.79giraffa599 (724) 99.4%Was: $23.99 5% offFree shipping89 sold
- 10pcs Mini360 3A DC Voltage Step Down Power Converter Buck Module 3.3V 5V 9V 12VOpens in a new window or tabBrand New$7.99Save up to 10% when you buy morecustom-sign (175,362) 98%Free shipping702 sold
- 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 (1,439) 99.3%Free shipping
- 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 (74,193) 99.5%Was: $3.99 20% offFree 2-3 day shipping3,632 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 (569,890) 99.5%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 (225,333) 97.8%Free shipping515+ sold
- DC to DC Step Down Power Regulator 48V 60V 72V to 12VOpens in a new window or tabBrand New$13.99zipa_q (5,361) 97.9%Free shipping114 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 (526,220) 99.3%Free 2-3 day shippingFree returns296+ sold
- 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 (302,786) 98.2%Free shipping165 sold
- 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 (175,362) 98%Free shipping337 sold
- 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 (22,420) 100%Free 2-3 day shipping211+ sold
- 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 2-3 day shipping914 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 (920) 100%Free shippingfrom China120 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 (56,718) 99.2%Free shipping238 sold
- Buck Converter Step-Down Power Module 200W 15A DC-DC 8-60V TO 1-36VOpens in a new window or tabBrand New$16.49Save up to 20% when you buy moreTop Rated PlusFree shippingvlidscrom (3,608) 100%Free returns228 sold
- Step Down Power Converter 24 Volt Buck to 12 Volt Voltage Regulator DC 20-30AOpens in a new window or tabBrand New$35.33 to $39.20audosta (437) 99.2%Was: $44.55 12% offFree shippingfrom China13+ watchers
- 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 (22,420) 100%Free shipping
- 5pcs XL4015 5A DC Buck Step Down Voltage Converter Constant Current Power ModuleOpens in a new window or tabBrand New$11.56Save up to 10% when you buy moreWas: $12.99 11% offjacobsparts (420,889) 99.7%Free 2-3 day shippingFree returns1,693 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 (526,220) 99.3%Free 2-3 day shippingFree returns160+ sold
- 20pcs Mini360 3A DC Voltage Step Down Power Converter Buck Module 3.3V 5V 9V 12VOpens in a new window or tabBrand New$13.95Save up to 20% when you buy morewildware (370) 99.3%Free shipping
- XL4015 5A DC Buck Step Down Power Converter Voltage Current & LED Voltmeter USBOpens in a new window or tabBrand New$8.99Save up to 10% when you buy morejacobsparts (420,889) 99.7%Free 2-3 day shippingFree returns1,063 sold
- 5 PCS DC 5V to 3.3V Step-Down Power Supply Module AMS1117-3.3 LDO 800MA M330Opens in a new window or tabBrand New$3.99Save up to 10% when you buy moreeshippers (225,333) 97.8%Free shipping282 sold
- 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 (460,602) 99.5%Free 2-3 day shippingFree returns
- DC 24V Step Down to 12V 10A 120W Regulator Power Supplies Transformer ConverterOpens in a new window or tabBrand New$17.99Save up to 10% when you buy morekylinwongllc (7,604) 99.2%Free 2-3 day shipping50 sold
- Power Converter Regulator DC 48V 60V Step-Down to DC 5V 10A 50W WaterproofOpens in a new window or tabBrand New$21.20Save up to 10% when you buy moregadgetszone (56,718) 99.2%Free shipping34 sold
- XL6009 3A DC Buck Step Up Down To Adjustable Voltage Power ConverterOpens in a new window or tabBrand New$3.75miniduino (302,786) 98.2%Free shipping774 sold
- 2pcs Mini360 3A DC Voltage Step Down Power Converter Buck Module 3.3V 5V 9V 12VOpens in a new window or tabBrand New70 product ratings - 2pcs Mini360 3A DC Voltage Step Down Power Converter Buck Module 3.3V 5V 9V 12V$2.50Save up to 15% when you buy moredigitaliquid (10,590) 99.8%Free shipping286 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 2-4 day shippingenvistia (37,675) 100%Free returns1,506 sold
- LM317 DC-DC Converter Adjustable Linear Regulator Step Down Circuit Board PowerOpens in a new window or tabBrand New$1.25Extra 5% off with couponWas: $1.79 30% offTop Rated Pluseelectronicparts (24,540) 99.6%+$5.35 shippingFree returns378 sold
- 10PCS LM2596S DC-DC Power Supply Step Down Buck Voltage Converter Module 3A USOpens in a new window or tabBrand New$10.87Save up to 5% when you buy morex-modules-x (1,601) 98.8%Free shippingFree returns
- 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 (872,554) 99.9%Free shippingFree returns96 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 (420,889) 99.7%Free 2-3 day shippingFree returns1,768 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 (208,565) 98.8%Free 2-3 day shipping
- 24V / 12V To 5V 5A Power Module DC-DC Step-Down Power Supply ConverterOpens in a new window or tabBrand New$6.95Save up to 15% when you buy morecustom-sign (175,362) 98%Free shipping202 sold
- 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 (160,585) 98%Free shipping254 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 (66,838) 98%Free shippingFree returns
- DC Adjustable Step Up Down Buck Boost Power Supply Voltage Regulator Module NEWOpens in a new window or tabBrand New$14.49miniduino (302,786) 98.2%Free shipping385 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 (225,333) 97.8%Free shipping78 sold
- 10x LM2596S DC-DC 3A Buck Adjustable Step-down Power Supply Converter ModuleOpens in a new window or tabBrand New$11.89nypc-tech (129,729) 99%Free 2-3 day shipping78 sold
- 24W USB QC 3.0 Fast Charge Step-down Buck Module Power 12V 24V DC InputOpens in a new window or tabBrand New$2.18jacobstoner (74,193) 99.5%Was: $2.99 27% offFree 2-3 day shipping157 sold
- XL4015 5A Buck CC/CV Step Down DC Power Converter w/ Voltage Current Meter USBOpens in a new window or tabBrand New$7.89Save up to 20% when you buy moreTop Rated PlusFree 2-4 day shippingenvistia (37,675) 100%Free returns59 sold
- 12V To 6V 2.5A 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 2-4 day shippingenvistia (37,675) 100%Free returns745 sold
- 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 (569,890) 99.5%Free shipping
- 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 (54,304) 97.3%Free shipping
- Waterproof DC-DC Converter 12V Step Down to 5V Power Supply Module 3A 15W USBOpens in a new window or tabBrand New$6.95Save up to 10% when you buy moreeshippers (225,333) 97.8%Free shipping2,630 sold
- 10x LM2596S DC/DC Voltage Regulator Buck Converter Power Supply Step-Down ModuleOpens in a new window or tabBrand New$13.99Save up to 10% when you buy moreTop Rated PlusFree shippingheyu2023 (911) 99.8%Free returns
- Waterproof DC-DC Converter 12V Step Down to 5V Power Supply Module 3A 15W BLACKOpens in a new window or tabBrand New$6.75Save up to 15% when you buy morecustom-sign (175,362) 98%Free shipping326 sold
- 5 x LM2596S DC-DC 3A Buck Converter Adjustable Step-Down Power Supply LM2596 DIPOpens in a new window or tabBrand New$4.45Extra 5% off with couponWas: $4.94 10% offTop Rated Pluseelectronicparts (24,540) 99.6%+$5.35 shippingFree returnsAlmost gone29 sold
- Mini560 Step-Down Stabilized Voltage Power Supply Module DC-DC Output 5V BuckOpens in a new window or tabBrand New$1.61Extra 5% off with couponWas: $1.79 10% offTop Rated Pluseelectronicparts (24,540) 99.6%+$5.35 shippingFree returns190 sold
- 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 (52,557) 100%Free returns30 sold
- 10pcs Mini360 3A DC Voltage Step Down Power Converter Buck Module 3.3V 5V 9V 12VOpens in a new window or tabBrand New$6.99meditechny (255,035) 98.8%Free shipping215 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 morecustom-sign (175,362) 98%Free shipping260 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$5.79miniduino (302,786) 98.2%Free shipping62 sold
- 20V to 12V Step Down Converter for DeWalt 20V Power Wheels Battery Adapter DC...Opens in a new window or tabBrand New$39.00alkhanmaher (79) 100%Free shipping8 watchers
- 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 (3,412) 99.2%Free shipping61 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 (6,282) 100%+$4.96 shippingFree returns194 sold
- Waterproof DC-DC Converter 12V Step Down to 5V Power Supply Module 3A 15W BLACKOpens in a new window or tabBrand New$6.99miniduino (302,786) 98.2%Free shipping663 sold
- DC-DC Step Down Converter 12V/ 24V to 5V 5A Transformer Power Regulator ModuleOpens in a new window or tabBrand New$10.99Save up to 10% when you buy moreTop Rated PlusFree shippingdazzlewerllc (30,679) 100%Free returns104 sold
- 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 (56,718) 99.2%Free shipping429 sold
- DC 24V Step Down to DC 12V 20A Voltage Regulator 240W Power Converter WaterproofOpens in a new window or tabBrand New$18.99kylinwongllc (7,604) 99.2%Free 2-3 day shipping
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