16,000+ results for step down converter
- Synchronous Buck Converter Step-down Power Module DC8-60V TO DC1-36V 15A 200WOpens in a new window or tabBrand New$8.76 to $48.27Was: $53.049% offFree shippingFree returnsSave up to 5% when you buy moreworldchips (190,673) 99.1%
- Power Converter Regulator DC 36V 48V Step-Down to DC 12V 120W 10A WaterproofOpens in a new window or tabBrand New$16.19Free shippingSave up to 5% when you buy moregowolf_us (1,466) 99.2%
- 2PCS DC 24v to 12v Step Down Converter Reducer Regulator 5A Power Supply AdapterOpens in a new window or tabBrand New$13.09Was: $13.785% offFree shippingFree returnsAlmost gone799 soldSave up to 10% when you buy moreTop Rated Plusnix.sun (19,438) 100%
- 120W DC-to-DC Power Regulator 28-80V Step Down to 12V 10A Voltage Buck ConverterOpens in a new window or tabBrand New$20.99Free shippingFree returns15 soldSave up to 10% when you buy moreheyu2023 (1,032) 99.9%
- 1x 10x LM2596S DC-DC 3A Buck Adjustable Step-down Power Supply Converter ModuleOpens in a new window or tabBrand New$4.94 to $11.94Free shippingFree returns201+ soldTop Rated Plusdorigift442 (248,370) 98.5%
- DC Adjustable Step Up Down Buck Boost Power Supply Voltage Regulator Module NEWOpens in a new window or tabBrand New$14.49Free shipping125 soldSave up to 15% when you buy moreameribox (162,486) 97.9%
- 20A 300W Synchronous Buck Module DC Step Down Voltage CC Power 5V 12V 24V 36VOpens in a new window or tabBrand New$9.01Was: $10.9918% offFree shippingFree returns792 soldSave up to 10% when you buy morejacobsparts (421,458) 99.7%
- DC Adjustable Step Up Down Buck Boost Power Supply Voltage Regulator Module NEWOpens in a new window or tabBrand New$14.49Free shipping395 soldminiduino (305,716) 98.1%
Picked For You
Sponsored | Top selling items from highly rated sellers with free shipping- 2X LM2596 DC-DC Adjustable Buck Converter Step Down Power Supply Module 1.23-30VOpens in a new window or tabBrand New$0.99Free shippingfrom China189 soldbma2025 (927) 100%
- Buck Step-down LM2596 Power Converter Module DC 4-38V to 1.25-36V LED VoltmeterOpens in a new window or tabBrand New$4.61Was: $5.9923% offFree shipping657 soldSave up to 10% when you buy morejacobstoner (74,688) 99.4%
- 1x LM2596S DC-DC 3A Buck Adjustable Step-down Power Supply Converter ModuleOpens in a new window or tabBrand New$4.49 to $11.75Free shipping318+ soldSave up to 9% when you buy moreeshippers (226,923) 97.7%
- 12V To 9V 1.7A 15W DC-DC Step Down Converter DC Power Supply Module WaterproofOpens in a new window or tabBrand New$6.89Free shippingFree returns1,523 soldSave up to 20% when you buy moreTop Rated Plusenvistia (37,950) 100%
- Mini DC-DC Buck Step-down Converter Adjustable Power Module 3.3V 3V 5V 9V 12V 3AOpens in a new window or tabBrand New$0.99+$0.91 shippingfrom China1,498 soldextendtrade (3,228) 99.7%
- 2PCS DC 24V to DC 12V 10A 120W Step Down Buck Voltage Regulator Power ConverterOpens in a new window or tabBrand New$19.99Free shippingFree returnsSave up to 10% when you buy moreheyu2023 (1,032) 99.9%
- 5PCS DC9V 12V 24V Step Down to DC 5V 5A Buck Converter Voltage Regulator ReducerOpens in a new window or tabBrand New$16.99Free shippingFree returnsSave up to 10% when you buy moreheyu2023 (1,032) 99.9%
- 2PCS DC 24V Step Down to DC 12V Buck Converter 18W 60W 120W Voltage Regulator USOpens in a new window or tabBrand New$15.99 to $20.99Free shippingFree returnsSave up to 10% when you buy moreheyu2023 (1,032) 99.9%
- 12V To 5V 3A 15W DC-DC Step Down Converter DC Power Supply Module Waterproof USOpens in a new window or tabBrand New$6.89Free shippingFree returns2,431 soldSave up to 20% when you buy moreTop Rated Plusenvistia (37,950) 100%
- 20V to 12V Step-Down Converter for Dewalt Battery, DC Power Adapter, Voltage RedOpens in a new window or tabBrand New$28.88Free shippingFree returnsLast one6 soldsmqwholesale (806) 96.2%
- Converter 10/12/15/20A 150/250/300/400/1200W Step up Step down Buck Boost DC-DCOpens in a new window or tabBrand New$7.99 to $18.99Free shippingSave up to 12% when you buy morecowramill (5,314) 98.4%
- DC 24V to DC 12V 10A 120W Step Down Buck Voltage Regulator Power ConverterOpens in a new window or tabBrand New$12.98Free shipping922 soldSave up to 15% when you buy morekylinwongllc (7,624) 99.2%
- XL6009 DC Buck Boost Step Up or Down Adjustable Voltage Module 5V 12V 24V 32VOpens in a new window or tabBrand New$3.39Was: $3.9915% offFree shipping1,888 soldSave up to 10% when you buy morejacobstoner (74,688) 99.4%
- Boost Buck DC-DC adjustable step up down Converter XL6009 Module Solar VoltageOpens in a new window or tabBrand New$3.99Free shippinggravity_standard (170,527) 95.7%
- DC DC Buck-Boost Converter Step UP Down Power Supply Module Adjustable AmmeterOpens in a new window or tabBrand New$21.74+$2.99 shippingfrom China52 soldecbuying (1,417) 99.6%
- 12V to 3V 3A Step-Down Waterproof Miniature DC-DC Converter Power Supply ModuleOpens in a new window or tabBrand New$6.89Free shippingFree returns1,047 soldSave up to 20% when you buy moreTop Rated Plusenvistia (37,950) 100%
- 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 $49.95Free shipping193+ soldSave up to 10% when you buy moreameribox (162,486) 97.9%
- DC-DC Adjustable Step-down Buck Converter Module 12V-75V to 5V24V48V 600W/25A USOpens in a new window or tabBrand New$15.63Was: $16.998% offFree shipping51 sold$8 off $100+ with couponmodulesworld2022 (3,099) 99.1%
- 20A 300W Synchronous Buck Module DC Step Down Voltage CC Power 5V 12V 24V 36VOpens in a new window or tabBrand New$9.29Free shippingFree returns108 soldSave up to 7% when you buy moretheperfectpart (876,554) 99.9%
- DC to DC Converter Voltage Regulator Buck Boost Converter Step Down/Up ModuleOpens in a new window or tabBrand New$13.99 to $34.99Free shippingSave up to 12% when you buy moremalongli3115 (22,447) 100%
- 5A DC-DC Constant Current Voltage Regulator Buck Step Down Converter 4-38VOpens in a new window or tabBrand New$8.99Free shippingFree returnsSave up to 20% when you buy moreTop Rated Plusvlidscrom (3,635) 100%
- 2PCS DC 12V 24V to 5V DC-DC Step Down Converter 15W 25W 50W 75W Buck RegulatorOpens in a new window or tabBrand New$16.99 to $23.99Free shippingFree returnsSave up to 10% when you buy moreheyu2023 (1,032) 99.9%
- 2x DC12V to 5V 3A Step Down Dual USB Converter Regulator Adapter For Car ChargerOpens in a new window or tabBrand New$16.49Free shippingFree returnsSave up to 10% when you buy moreheyu2023 (1,032) 99.9%
- 120W Power Buck Converter DC-DC Regulator 17-55V Step-Down To 12V 10A WaterproofOpens in a new window or tabBrand New$17.99Free shippingFree returnsSave up to 10% when you buy moreheyu2023 (1,032) 99.9%
- 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 $12.34Was: $10.995% offFree shipping211+ soldSave up to 15% when you buy moremalongli3115 (22,447) 100%
- Buck Step-down LM2596 Power Converter Module DC 4.0~40 to 1.3-37V LED VoltmeterOpens in a new window or tabBrand New$5.75Free shipping1,168 soldSave up to 10% when you buy morecustom-sign (176,983) 98%
- 1-10 PCS Boost Buck DC adjustable step up down Converter XL6009 Module VoltageOpens in a new window or tabBrand New$5.99 to $21.99Free shippingSave up to 12% when you buy morecowramill (5,314) 98.4%
- DC/DC 15A Buck Adjustable 4-32V 12V to 1.2-32V 5V Converter Step Down Module DTOpens in a new window or tabBrand New$12.84Free shipping1,132 soldSave up to 10% when you buy moregreatgoodshop (79,340) 98.7%
- Power Converter Regulator DC 36V 48V Step-Down to DC 12V 120W 10A WaterproofOpens in a new window or tabBrand New$15.99Free shipping212 soldSave up to 20% when you buy moreduraforceinc (11,614) 99.5%
- DC Step Down Voltage Converter 20V-55V 36V 48V to 12 volt 12V golf cart electricOpens in a new window or tabBrand New$9.99+$2.75 shippingcardsncoin (7,940) 99.8%
- 5PCS DC 12V 24V to 5V 5A Step Down Converter Buck Voltage Power Supply Module USOpens in a new window or tabBrand New$16.99Free shippingFree returnsSave up to 10% when you buy moreheyu2023 (1,032) 99.9%
- Power Converter Regulator DC 24V Step-Down to DC 12V 60A 720W WaterproofOpens in a new window or tabBrand New$61.38Was: $64.615% offFree shipping241 soldSave up to 10% when you buy moregadgetszone (57,126) 99.2%
- Step Down Power Supply AC 10-28V to DC 12V Buck Converter AC-DC Power Supply UEOpens in a new window or tabBrand New$13.89 to $15.89Free shippingFree returnsexcelsellerusa (66,998) 97.9%
- XL6009 3A DC Buck Step Up Down To Adjustable Voltage Power Converter-Opens in a new window or tabBrand New$3.84Was: $4.9923% offFree shippingSave up to 10% when you buy morejacobstoner (74,688) 99.4%
- 5pcs XL4015 5A DC Buck Step Down Voltage Converter Constant Current Power ModuleOpens in a new window or tabBrand New$11.56Was: $12.9911% offFree shippingFree returns1,694 soldSave up to 10% when you buy morejacobsparts (421,458) 99.7%
- DC-DC Step Down Converter 12V/ 24V to 5V 5A Transformer Power Regulator ModuleOpens in a new window or tabBrand New$10.99Free shippingFree returns107 soldSave up to 10% when you buy moreTop Rated Plusdazzlewerllc (30,690) 100%
- XL4015 36V 5A DC Buck Step Down Voltage Converter Constant Current Power ModuleOpens in a new window or tabBrand New$4.04Was: $4.9919% offFree shipping1,338 soldSave up to 20% when you buy morejacobstoner (74,688) 99.4%
- New Adjustable Step-down Power Supply Converter Module For LM2596S DC-DC 3A BuckOpens in a new window or tabBrand New$4.40Free shippingSave up to 12% when you buy moreny-top-tek (209,182) 98.8%
- 300W 12A Adjustable DC-DC CC CV Buck Converter Step-down Power Supply ModuleOpens in a new window or tabBrand New$12.86Free shippingcloudtron00a (42) 100%
- 24V / 12V To 5V 5A Power Module DC-DC Step-Down Power Supply ConverterOpens in a new window or tabBrand New$6.95Free shipping216 soldSave up to 15% when you buy morecustom-sign (176,983) 98%
- Step Down Power Supply AC10-28V To DC12V 5A Buck Converter USB Power SupplyOpens in a new window or tabBrand New$14.79Free shippingFree returnskg1coltd (7,537) 98.9%
- DC-DC Buck Boost Converter Adjustable Power Supply Voltage Module Step Up /DownOpens in a new window or tabBrand New$14.48 to $23.98List price: $19.9828% offFree shippingFree returns297+ soldSave up to 10% when you buy moreTop Rated Plusnsioutlet (528,027) 99.3%
- DC-DC Converter 20A300W Step Down Buck-Boost Power Adjustable Charger Board ToolOpens in a new window or tabBrand New$10.98Free shippingFree returns1,017 soldTop Rated Plusdorigift442 (248,370) 98.5%
- Buck Step-down M309 Power Converter Module DC 12V 24V 48V 100V to 5V 1.5AmpOpens in a new window or tabBrand New$5.99Free shipping168 soldminiduino (305,716) 98.1%
- Waterproof DC-DC Converter 12V Step Down to 5V Power Supply Module 3A 15W USBOpens in a new window or tabBrand New$6.95Free shipping2,632 soldSave up to 10% when you buy moreeshippers (226,923) 97.7%
- DC-DC Adjustable Step-down Buck Converter Module 12V-75V to 5V24V48V 600W/25A USOpens in a new window or tabBrand New$15.92Free shippingSave up to 13% when you buy morenypc-tech (129,867) 98.9%
- DC12-80V 20A Digital Adjustable Step Down Buck Voltage Regulator Power Module USOpens in a new window or tabBrand New$23.99Free shipping$5 off $50+ with coupondiybox (77,131) 98.8%
- 10pcs Mini360 3A DC Voltage Step Down Power Converter Buck Module 3.3V 5V 9V 12VOpens in a new window or tabBrand New$7.99Free shipping713 soldSave up to 10% when you buy morecustom-sign (176,983) 98%
- 500W DC-DC Buck Converter Step Down Module Constant Current DC12-95V to 1.5-90VOpens in a new window or tabBrand New$15.19Was: $15.995% offFree shippingSave up to 8% when you buy moregotw3527 (3,508) 99%
- STEP DOWN BUCK MODULE 48V/36V VOLTAGE REGULATOR TO 24V 20A 240W DC DC CONVERTEROpens in a new window or tabBrand New$16.99Free shippingFree returnsgowolf_us (1,466) 99.2%
- DC Adjustable Step Up Down Buck Boost Power Supply Voltage Regulator ModuleOpens in a new window or tabBrand New$13.27Was: $14.428% offFree shippingSave up to 8% when you buy morealice1101983 (570,270) 99.5%
- DC-DC Converter 10/12/15/20A 150/250/300/400/1200W Step up Step down Buck BoostOpens in a new window or tabBrand New$9.35 to $19.58Free shipping$5 off $50+ with coupondiybox (77,131) 98.8%
- 5A Adjustable DC-DC Step Down Power Supply Voltmeter Heatsink Standoffs XL4015Opens in a new window or tabBrand New$4.73Was: $5.9921% offFree shipping127 soldjacobstoner (74,688) 99.4%
- DC Adjustable Step Up Down Buck Boost Power Supply Voltage Regulator ModuleOpens in a new window or tabBrand New$15.19 to $17.57Was: $15.995% offFree shippingSave up to 10% when you buy moresunnylives (54,364) 96.9%
- DC Buck Step Down Converter Module 3361AS Voltage Regulator W/display Lot Of 4Opens in a new window or tabBrand New$2.254 bids · Time left1d 19h left (Thu, 01:39 PM)+$5.99 shippingtouchtheglobewholesaleandmore (358) 100%
- 60W DC Buck Boost Voltage Converter Constant Current Module Step Power Up / DownOpens in a new window or tabBrand New$6.95Was: $7.9913% offFree shippingFree returns1,772 soldSave up to 10% when you buy morejacobsparts (421,458) 99.7%
- Car Waterproof DC-DC Converter 12V Step Down to 5V Power Supply Module 3A 15WOpens in a new window or tabBrand New$6.75Free shipping262 soldSave up to 10% when you buy moreameribox (162,486) 97.9%
- 5pcs XL6009 DC Buck Boost Step Up or Down Adjustable Voltage Module 5V 12V 24VOpens in a new window or tabBrand New$13.04Was: $14.9913% offFree shippingFree returns257 soldSave up to 10% when you buy morejacobsparts (421,458) 99.7%
- Mini560 Step-Down Stabilized Voltage Power Supply Module DC-DC Output 5V BuckOpens in a new window or tabBrand New$1.61Was: $1.7910% off+$5.35 shippingFree returns190 soldExtra 5% off with couponTop Rated Pluseelectronicparts (24,664) 99.6%
- 18V to 12V Step Down Converter for Milwaukee M18 Power Wheels Battery Adapter DOpens in a new window or tabBrand New$44.99Free 1-3 day shippingFree returnsmyjob53 (3,811) 97.6%
- 12V to 6V DC-DC Buck Converter Step Down Module Power Supply Voltage RegulatorOpens in a new window or tabBrand New$8.95Free shippingFree returns820 soldSave up to 20% when you buy moreTop Rated Pluslizardleds (64,788) 99.4%
- Mini DC-DC Step Down Power Supply Converter Module 12-24V to 5V 3A USA SHIP!Opens in a new window or tabBrand New$7.47Free shippingAlmost gone43 soldSave up to 25% when you buy morebrainwire.io (1,753) 98.9%
- 5pcs 15W Dual USB 5V 3A DC Buck Voltage Step-down Module 12V 24V 36V In LM2596Opens in a new window or tabBrand New$5.04Was: $11.9958% offFree shippingFree returns60 soldjacobsparts (421,458) 99.7%
- 10x LM2596S DC/DC Voltage Regulator Buck Converter Power Supply Step-Down ModuleOpens in a new window or tabBrand New$13.99Free shippingFree returnsSave up to 10% when you buy moreheyu2023 (1,032) 99.9%
- AC/DC-DC Step down Buck Power Module Adjustable w/Rectifier Filter 5-20 to 5-32VOpens in a new window or tabBrand New$7.40Was: $7.795% offFree shippingbingospace (1,527) 98.8%
- 2PCS DC 12V to 5V 3A DC Step Down Converter Buck Voltage Regulator Waterproof USOpens in a new window or tabBrand New$12.99Free shippingFree returnsSave up to 10% when you buy moreheyu2023 (1,032) 99.9%
- 240W Voltage Buck Converter Reducer DC 17-55V Step Down to DC 12V 20A WaterproofOpens in a new window or tabBrand New$21.99Free shippingFree returns26 watchersSave up to 10% when you buy moreheyu2023 (1,032) 99.9%
- Items Per Page