36,000+ results for stepdown converters
- 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 (159,993) 98%Free shipping66+ sold
- 3000W Step Up/Down Transformer Voltage Converter 110V to 220V 220V to 110V USBOpens in a new window or tabBrand New$65.84$5 off every $200 with couponWas: $69.30 5% offTop Rated Pluswupengyinew (1,137) 98.6%Free shippingFree returns
- 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 (246,488) 98.5%Free shippingFree returns1,340+ sold
- VEVOR 5000W Voltage Converter Transformer Step Up/Down 220V-110V /110V-220V CEOpens in a new window or tabBrand New$94.99Save up to 6% when you buy moreTop Rated PlusFree shippingaudiyeah-1 (16,858) 99.3%Free returns512 sold
- Transformer Voltage Converter Step Up Step Down 500W 220V to 110V 110V to 220VOpens in a new window or tabBrand New$38.29Save up to 10% when you buy morezyf-goodseller (10,820) 99.3%Free shipping298 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 (174,872) 98%Free shipping1,154 sold
- Buck Step-down LM2596 Power Converter Module DC 4-38V to 1.25-36V LED VoltmeterOpens in a new window or tabBrand New$4.29jacobstoner (74,020) 99.5%Free shipping638 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 (246,488) 98.5%Free shippingFree returns1,010 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 (159,993) 98%Free shipping107 sold
- 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 (224,807) 97.8%Free shipping317+ 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 (7,847) 99.7%+$1.99 shipping
- 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: $24.99 5% offmalongli3115 (22,409) 100%Free shipping64+ 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$13.89Top Rated Plusexcelsellerusa (66,776) 98.1%Free shippingFree returns
- 300W 20A DC-DC Buck Converter Step Down Module Adjustable Charger Board PSOpens in a new window or tabBrand New$8.80Extra 5% off with couponTop Rated Plus+$5.35 shippingeelectronicparts (24,495) 99.6%Free returns118 sold
- VEVOR 3000W Voltage Converter Transformer Step Up/Down 220V-110V /110V-220V CEOpens in a new window or tabBrand New$69.89Save up to 6% when you buy moreTop Rated PlusFree shippingaudiyeah-1 (16,858) 99.3%Free returns346 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 (1,434) 99.3%Free shipping
- Auto Vehicle Voltage Reducer DC-DC Step Down Converter 12V To 3.3V 5V 6V 9VOpens in a new window or tabBrand New$12.23Top Rated Pluscxmt-70 (1,766) 99.3%Free shippingFree returns141 sold
- Dual Voltage Converter 110V to 220V Step-Up/Down Transformer Travel Adapter 100WOpens in a new window or tabBrand New$14.93Save up to 15% when you buy morehomegardensaler (58) 100%Free shippingFree returns18 watchers
- 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 (569,770) 99.5%Free shipping
- 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 (1,434) 99.3%Free shippingFree returns
- Synchronous Buck Converter Step-down Power Module DC8-60V TO DC1-36V 15A 200WOpens in a new window or tabBrand New$8.67 to $47.74Save up to 5% when you buy moreWas: $9.63 10% offworldchips (190,279) 99.1%Free shippingFree returns212+ 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 (24,495) 99.6%+$5.35 shippingFree returns378 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 (7,599) 99.2%Free shipping912 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 (2,959) 99.1%Free shipping
- 1650W WATT 220 TO 110 VOLT TRAVEL POWER VOLTAGE CONVERTER TRANSFORMER STEP DOWNOpens in a new window or tabBrand New$15.88theexbay (249,102) 98.9%Free shipping1,232 sold
- PVTC320U Step Up & Step Down 500 W Power Supply Voltage ConverterOpens in a new window or tabBrand New$27.75abloomm (48) 94.4%Was: $37.00 25% offFree shippingFree returns4 watchers
- Power Converter Regulator DC 24V 36V 48V Step-Down to DC 12V 120W 10A WaterproofOpens in a new window or tabBrand New$14.99jacobsparts (420,716) 99.7%Free shippingFree returns1,814 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 (37,600) 100%Free returns2,407 sold
- DC Adjustable Step Up Down Buck Boost Power Supply Voltage Regulator Module NEWOpens in a new window or tabBrand New$14.49miniduino (301,885) 98.2%Free shipping385 sold
- DC24V To DC12V 30A Step Down Power Supply Converter Regulator Module WaterproofOpens in a new window or tabBrand New$20.89giraffa599 (714) 99.4%Was: $21.99 5% offFree shipping88 sold
- 5/3/2/1/0.5KW Voltage Converter Transformer Step Up/Down 220V-110V /110V-220V CEOpens in a new window or tabBrand New$42.99 to $94.99audiyeah-1 (16,858) 99.3%Free shippingFree returns
- 1000W Peak Voltage Converter Step Up Down Transformer 240V-110V / 110V-240VOpens in a new window or tabBrand New$43.39Save up to 5% when you buy moreTop Rated PlusFree shippingaudiyeah-1 (16,858) 99.3%Free returns509 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 (525,672) 99.3%Free shippingFree returns158+ 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 (52,546) 100%Free returns30 sold
- Mini DC-DC Buck Step-down Converter Adjustable Power Module 3.3V 3V 5V 9V 12V 3AOpens in a new window or tabBrand New$0.99extendtrade (3,201) 99.7%+$0.91 shippingfrom China1,443 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 (74) 100%Free shipping9 watchers
- 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 shippingenvistia (37,600) 100%Free returns745 sold
- 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$11.87Save up to 10% when you buy moregreatgoodshop (78,543) 98.7%Free shipping1,125 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 (159,993) 98%Free shipping252 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 (241,104) 97.9%Free shipping388 sold
- 12V to 3V 3A Step-Down Waterproof Miniature DC-DC Converter Power Supply ModuleOpens in a new window or tabBrand New$6.89Save up to 20% when you buy moreTop Rated PlusFree shippingenvistia (37,600) 100%Free returns1,042 sold
- 12V to 5V Buck Converter 24V to 12V Step Down Regulator 24V to 5V DC-DC ReducerOpens in a new window or tabBrand New$10.99 to $12.98Save up to 10% when you buy moremalongli3115 (22,409) 100%Free 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 (33,203) 99.1%+$1.99 shipping
- 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 (16,105) 99.8%Free returns
- 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 (875) 99.9%Free returns
- 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 (37,600) 100%Free returns1,504 sold
- XL4015 5A DC Buck Step Down Power Converter Voltage Current & LED Voltmeter USBOpens in a new window or tabBrand New$7.69Save up to 7% when you buy morejacobsparts (420,716) 99.7%Free shippingFree returns1,063 sold
- DC-DC Buck Step Down Converter Dual Output ±5V ±9V ±12V ±15V Power Supply ModuleOpens in a new window or tabBrand New$3.80 to $3.95Top Rated Plushello_alian (29,692) 99.4%+$3.75 shippingfrom ChinaFree returns
- 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 (22,409) 100%Free shipping
- DC DC Converter Reducer 30-90v 24v 48v 60v 72v to 24v DC Converter Step Down ...Opens in a new window or tabBrand New$23.69see_first_stores (4,165) 99.4%Free shippingLast one2 watchers
- DC-DC 10A Step down Module Constant Voltage Current Adjustable Buck ConverterOpens in a new window or tabBrand New$5.16Save up to 8% when you buy moremodulefans (115,346) 99.1%+$2.99 shippingFree returns
- 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 (30,676) 100%Free returns104 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 (7,599) 99.2%Free shipping216 sold
- 5pcs LM317 DC-DC Converter Adjustable Linear Regulator Step Down Circuit BoardOpens in a new window or tabBrand New$6.76Extra 5% off with couponTop Rated Plus+$5.35 shippingeelectronicparts (24,495) 99.6%Free returns254 sold
- DC 300W 20A Step-Down Adjustable Voltage Buck Converter CC CV Constant CurrentOpens in a new window or tabBrand New$1.62 to $6.03modulefans (115,346) 99.1%+$3.20 shippingfrom China100+ 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 (22,409) 100%Free shipping210+ sold
- DC-DC Buck Converter 24V 36V 48V to 12V 10A Step Down Voltage Regulator 120W USOpens in a new window or tabBrand New$17.99Save up to 10% when you buy moreTop Rated PlusFree shippingheyu2023 (875) 99.9%Free returns
- 1PC DC-DC LM2596 power Supply Buck Converter step-down moduleOpens in a new window or tabBrand New$1.35digital-factory (1,326) 99.8%Free shippingfrom ChinaFree returns
- DC12-80V 20A Digital Adjustable Step Down Buck Voltage Regulator Power Module USOpens in a new window or tabBrand New$23.99$5 off $50+ with coupondiybox (76,974) 98.6%Free shipping
- Converter Step Down Volt Module Power Supply 12V to 6V DC 18W 3A Waterproof USOpens in a new window or tabBrand New$8.87Save up to 7% when you buy moretan-alex (17,558) 99.4%Free shippingFree returns31 sold
- 10x LM2596S DC-DC 3A Buck Adjustable Step-down Power Supply Converter ModuleOpens in a new window or tabBrand New$11.89nypc-tech (129,682) 99%Free shipping78 sold
- Mini DC-DC Buck Step-down Converter Adjustable Power Module 3.3V 3V 5V 9V 12V 3AOpens in a new window or tabBrand New$0.99mata*parts (3,363) 99.4%+$0.91 shippingfrom China
- LM2596 Buck Step-down Power Converter Module DC 4.0~40 to 1.3-37V LED VoltmeterOpens in a new window or tabBrand New$1.92Top Rated Plusdeeplearnings (20,891) 99.8%+$3.00 shippingfrom ChinaFree returns
- LM2596 DC 4.0-40 to 1.3-37V Adjustable Step-Down Buck Power Module + VoltmeterOpens in a new window or tabBrand New$6.89Save up to 20% when you buy moreTop Rated PlusFree shippingenvistia (37,600) 100%Free returns414 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 (6,272) 100%+$4.96 shippingFree returns193 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 (1,567) 99%Free shippingFree returns
- 10pcs DC-DC Buck Step Down Converter Board 5V-30V to 3.3V 5V Power Supply ModuleOpens in a new window or tabBrand New$8.75ecdiystore (1,012) 99.8%Was: $9.21 5% off+$2.99 shippingfrom China
- Mini560 Step-Down Stabilized Voltage Power Supply Module DC-DC Output 3.3V BuckOpens in a new window or tabBrand New$1.25Extra 5% off with couponWas: $1.79 30% offTop Rated Pluseelectronicparts (24,495) 99.6%+$5.35 shippingFree returns59 sold
- Power Regulator DC 36V to DC 12V 10A Voltage Step Down Buck Converter Golf CartOpens in a new window or tabBrand New$19.99Top Rated Plusdazzlewerllc (30,676) 100%Free shippingFree returns174 sold
- 240W Voltage Buck Converter Reducer DC 17-55V Step Down to DC 12V 20A WaterproofOpens in a new window or tabBrand New$21.99Save up to 10% when you buy moreTop Rated PlusFree shippingheyu2023 (875) 99.9%Free returns24 watchers
- 12v to 5v 3a DC Micro USB Step Down Buck Converter Power Hard Wire Dash CamOpens in a new window or tabBrand New$7.49Save up to 55% when you buy moreTop Rated PlusFree shippingdasherdeals (45,225) 100%Free returns251 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 (301,885) 98.2%Free shipping62 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 (174,872) 98%Free shipping260 sold
- 5000W Peak Voltage Converter Step Up Down Transformer 240V-110V / 110V-240VOpens in a new window or tabBrand New$94.99Save up to 7% when you buy moreTop Rated PlusFree shippingaudiyeah-1 (16,858) 99.3%Free returns492 sold
- 230W Voltage Converter Transformer 220V to 110V Step Down, 4 USB Travel ChargerOpens in a new window or tabPre-Owned$29.69Save up to 15% when you buy moreWas: $32.99 10% offrapidatechnology (2,984) 99.6%Free shippingFree returns99 sold
- Items Per Page