16,000+ results for step down converter
- Power Converter Regulator DC 24V 36V 48V Step-Down to DC 12V 120W 10A WaterproofOpens in a new window or tabBrand New$14.99jacobsparts (420,474) 99.7%Free 3 day shippingFree returns1,798 sold
- Mini DC-DC Step Down Power Supply Converter Module 12-24V to 5V 3A USA SHIP!Opens in a new window or tabBrand New$7.47Save up to 25% when you buy morebrainwire.io (1,732) 99.5%Free shipping41 sold
- Mini 360 Step Down Power Supply Module DC-DC 4.75-23V to 1-17V Converter USA!Opens in a new window or tabBrand New$7.52Save up to 35% when you buy morebrainwire.io (1,732) 99.5%Free shipping49 sold
- LM2596S-ADJ DC-DC Step Down Buck Converter Module Regulator 5v/12v/24v US SHIPOpens in a new window or tabBrand New$7.49Save up to 25% when you buy morebrainwire.io (1,732) 99.5%Free shippingAlmost gone47 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 (174,117) 98%Free shipping1,151 sold
- Synchronous Buck Converter Step-down Power Module DC8-60V TO DC1-36V 15A 200WOpens in a new window or tabBrand New$9.05 to $49.86Save up to 5% when you buy moreWas: $9.63 6% offworldchips (190,132) 99.1%Free shippingFree returns211+ sold
- Buck Step-down LM2596 Power Converter Module DC 4-38V to 1.25-36V LED VoltmeterOpens in a new window or tabBrand New$4.69Save up to 6% when you buy morejacobstoner (73,698) 99.5%Free 3 day shipping635 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 (245,872) 98.5%Free shippingFree returns123+ sold
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Sponsored | Top selling items from highly rated sellers with free shipping- 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 (159,135) 98%Free shipping104 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 (300,534) 98.2%Free shipping92+ sold
- DC 24V to DC 12V 10A 120W Step Down Buck Voltage Regulator Power ConverterOpens in a new window or tabBrand New$12.98Save up to 15% when you buy morekylinwongllc (7,589) 99.2%Free shipping907 sold
- 20A 300W Synchronous Buck Module DC Step Down Voltage CC Power 5V 12V 24V 36VOpens in a new window or tabBrand New$8.99Save up to 8% when you buy morejacobsparts (420,474) 99.7%Free 3 day shippingFree returns762 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 (159,135) 98%Free shipping247 sold
- Mini 360 Step Down Power Supply Module DC-DC 4.75-23V to 1-17V Converter 5PCSOpens in a new window or tabBrand New$9.83Save up to 25% when you buy morebrainwire.io (1,732) 99.5%Free shipping
- Dual USB DC-DC Step Down Power Supply 3A 9V/12V/24V IN 5V Car Charging Module USOpens in a new window or tabBrand New$7.39Save up to 35% when you buy morebrainwire.io (1,732) 99.5%Free shipping
- USB Type A 5V 600mA Charger Module 0.9V-5V DC-DC Converter Boost Step Up USA!Opens in a new window or tabBrand New$7.39Save up to 35% when you buy morebrainwire.io (1,732) 99.5%Free shipping
- DC-DC Step Down Converter 12V/ 24V to 5V 5A Transformer Power Regulator ModuleOpens in a new window or tabBrand New$10.99Top Rated Plusdazzlewerllc (30,673) 100%Free shippingFree returns102 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: $14.99 5% offmalongli3115 (22,394) 100%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 (459,963) 99.5%Free 3 day 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 (1,420) 99%Free shipping
- 60W DC Buck Boost Voltage Converter Constant Current Module Step Power Up / DownOpens in a new window or tabBrand New$7.19Save up to 10% when you buy morejacobsparts (420,474) 99.7%Free 3 day shippingFree returns1,767 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$5.95 to $49.95Save up to 10% when you buy moreameribox (159,135) 98%Free shipping193+ 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 (22,394) 100%Free 3 day shipping
- 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 4 day shippingenvistia (37,473) 100%Free returns739 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 4 day shippingenvistia (37,473) 100%Free returns1,039 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 (223,951) 97.8%Free shipping514+ 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 (919) 100%Free shippingfrom China115 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 (3,195) 99.7%+$0.91 shippingfrom China1,407 sold
- DC-DC Step Up Voltage Converter 5V IN 12V OUT 3A 8WATT 5V-16V OUT SD XMDZ USOpens in a new window or tabBrand New$7.52Save up to 35% when you buy morebrainwire.io (1,732) 99.5%Free shipping50 sold
- LM2596 DC DC Step Down Converter Voltage Regulator Power Supply ModuleOpens in a new window or tabBrand New$4.69uafymu (478) 97.5%Was: $4.99 6% off+$1.99 shippingfrom China
- New Ultra-Small Size DC-DC Step Down Power Supply Module 3A Buck ConverterOpens in a new window or tabBrand New$4.46uafymu (478) 97.5%+$1.49 shippingfrom China
- DC-DC Buck Converter Adjustable 7-40V to 1.2-3.5V Step Down Power Supply ModuleOpens in a new window or tabBrand New$9.11uafymu (478) 97.5%Was: $9.69 6% offFree shippingfrom China
- 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 (174,117) 98%Free shipping200 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 4 day shippingenvistia (37,473) 100%Free returns1,503 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 (174,117) 98%Free shipping697 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 (822) 99.9%Free returns20 sold
- Lot LM317 DC-DC 2A Buck Adjustable Step-down Power Supply Converter ModuleOpens in a new window or tabBrand New$4.49Save up to 10% when you buy moreeshippers (223,951) 97.8%Free shipping531 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 (174,117) 98%Free shipping333 sold
- DC-DC Voltage Converter Boost-Buck Power Supply Module Dual Output ModuleOpens in a new window or tabBrand New$9.11uafymu (478) 97.5%Was: $9.69 6% offFree shippingfrom China
- USB Type A 5V 600mA Charger Module 0.9V-5V DC-DC Converter Boost Step Up 5PCSOpens in a new window or tabBrand New$8.63Save up to 25% when you buy morebrainwire.io (1,732) 99.5%Free shipping
- XL4015 36V 5A DC Buck Step Down Voltage Converter Constant Current Power ModuleOpens in a new window or tabBrand New$4.19Save up to 11% when you buy morejacobstoner (73,698) 99.5%Free 3 day shipping1,336 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 (524,812) 99.4%Free 3 day shippingFree returns158+ 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 (29,637) 99.4%+$3.75 shippingfrom ChinaFree returns
- 10x LM2596S DC-DC 3A Buck Adjustable Step-down Power Supply Converter ModuleOpens in a new window or tabBrand New$11.89nypc-tech (129,621) 99.1%Free 3 day shipping78 sold
- DC Adjustable Step Up Down Buck Boost Power Supply Voltage Regulator LCD ModuleOpens in a new window or tabBrand New$14.98Save up to 10% when you buy moreList price: $19.98 25% offTop Rated Pluseeekitonline (450,447) 99.2%Free 3 day shippingFree returns
- AC/DC to DC Buck Adjustable Step Down Converter 3.3V 5V 12V 24V Volt RegulatorOpens in a new window or tabBrand New$7.99efans_studio (19,576) 98.9%+$1.95 shippingfrom China400 sold
- Waterproof Converter 12V to DC 6V Step Down Volt Module Power Supply 3A 18W NewOpens in a new window or tabBrand New$8.73Save up to 8% when you buy moreautogadgets2015 (54,198) 99%Free shippingFree returnsAlmost gone87 sold
- DC6-100V to DC5/9/12/24V 2A Step-Down Voltage Regulator Buck Converter Module USOpens in a new window or tabBrand New$7.99Save up to 8% when you buy moregotw3527 (3,328) 99.1%Free shipping
- 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 (822) 99.9%Free returns
- 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 (254,600) 98.7%Free shipping214 sold
- 5pcs MP1584 5V Fixed Output 3A DC Step Down Converter Buck Module 4.5-28V InputOpens in a new window or tabBrand New$8.19Save up to 10% when you buy morejacobsparts (420,474) 99.7%Free 3 day shippingFree returns886 sold
- 5A Adjustable DC-DC Step Down Power Supply Voltmeter Heatsink Standoffs XL4015Opens in a new window or tabBrand New$4.69jacobstoner (73,698) 99.5%Free 3 day shipping110 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 (300,534) 98.2%Free shipping164 sold
- 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 (159,135) 98%Free shipping65 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 (7,815) 99.7%+$1.99 shipping
- dc to dc step down converter reducer 60V-120V volt voltage to 12v volt voltageOpens in a new window or tabBrand New$17.99Save up to 8% when you buy morezipa_q (5,284) 97.9%Free shipping168 sold
- AC/DC-DC Step-down Buck Power Module Adjustable w/Rectifier Filter 5-20 to 5-32VOpens in a new window or tabBrand New$7.79Save up to 8% when you buy moregotw3527 (3,328) 99.1%Free shipping
- Power Regulator DC 24V to DC 12V 5A 60W Voltage Step Down Buck Converter ReducerOpens in a new window or tabBrand New$10.44Save up to 15% when you buy moreWas: $10.99 5% offsuperkdd2013 (12,166) 98%Free shipping741 sold
- 12V 24V to 6V 10A 60W Step-down DC DC Converter 12 Volt to 6 Volt Buck VoltageOpens in a new window or tabBrand New$20.72Save up to 9% when you buy moreWas: $23.02 10% offTop Rated Plustechm-70 (2,308) 94.4%Free shippingFree returns
- DC-DC 12V to 3.3V 5V 9V 2.5A Step-down Converter DC Buck Power Supply Module USOpens in a new window or tabBrand New$4.99Save up to 5% when you buy moremodulesworld2022 (2,911) 99.2%+$2.99 shipping
- LTC3780 130W DC Synchronous Buck Boost Step Up Down Voltage & Current RegulatorOpens in a new window or tabBrand New12 product ratings - LTC3780 130W DC Synchronous Buck Boost Step Up Down Voltage & Current Regulator$12.99jacobsparts (420,474) 99.7%Free 3 day shippingFree returns549 sold
- DC Adjustable Step Up Down Buck Boost Power Supply Voltage Regulator ModuleOpens in a new window or tabBrand New$13.55Save up to 8% when you buy moreWas: $14.42 6% offalice1101983 (569,586) 99.5%Free shipping
- 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 (822) 99.9%Free returns
- DC Adjustable Step Up Down Buck Boost Power Supply Voltage Regulator Module NEWOpens in a new window or tabBrand New$14.49miniduino (300,534) 98.2%Free shipping384 sold
- 15W USB 5V 3A DC Buck Voltage Step-down Module 9V 12V 24V Input DIY Car ChargerOpens in a new window or tabBrand New$2.29jacobstoner (73,698) 99.5%Free 3 day shipping1,228 sold
- Boost Buck DC-DC adjustable step up down Converter XL6009 Module Solar VoltageOpens in a new window or tabBrand New$3.99gravity_standard (168,616) 95.8%Free shipping
- DC/DC Step Down Converter 12V to 5V 3A 15W Regulator Buck StepdownOpens in a new window or tabBrand New$6.25lecha778 (827) 94.7%Free shipping
- 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$11.64Save up to 10% when you buy moregreatgoodshop (78,231) 98.8%Free shipping1,124 sold
- 500W 18A 300W 20A DC-DC Buck Converter Step Down Power Module Constant CurrentOpens in a new window or tabBrand New$10.99 to $17.99Save up to 5% when you buy moremodulesworld2022 (2,911) 99.2%Free shipping
- 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 (822) 99.9%Free returns31 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 (524,812) 99.4%Free shippingFree returns294+ sold
- 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 4 day shippingenvistia (37,473) 100%Free returns413 sold
- 1PC DC-DC LM2596 power Supply Buck Converter step-down moduleOpens in a new window or tabBrand New$1.35digital-factory (1,294) 99.9%Free shippingfrom ChinaFree returns
- 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 (56,462) 99.2%Free shipping427 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 (56,462) 99.2%Free shipping237 sold
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