Power Regulators & Converters | Surplus Network

Buck Step-down LM2596 Power Converter Module DC 4.0~40 to 1.3-37V LED Voltmeter

USA

Buck Step-down LM2596 Power Converter...

$5.75 USD

Buck Step-down LM2596 Power Converter...

$5.75 USD

Buck Step-down LM2596 Power Converter Module DC 4-38V to 1.25-36V LED Voltmeter

USA

Buck Step-down LM2596 Power Converter...

$5.75 USD

Buck Step-down LM2596 Power Converter...

$5.75 USD

1x 10x LM2596S DC-DC 3A Buck Adjustable Step-down Power Supply Converter Module

USA

1x 10x LM2596S DC-DC 3A Buck...

$5.98 USD

1x 10x LM2596S DC-DC 3A Buck...

$5.98 USD

Micro-USB TP4056 3.7V Battery Charger Module Step-up Boost 5V 9V 12V 27V DC UPS

USA

Micro-USB TP4056 3.7V Battery Charger...

$1.99 USD

Micro-USB TP4056 3.7V Battery Charger...

$1.99 USD

1-10PCS Type-C USB 5V 1A 18650 TP4056 Lithium Battery Charging Board Charger US

USA

1-10PCS Type-C USB 5V 1A 18650 TP4056...

$1.99 USD

1-10PCS Type-C USB 5V 1A 18650 TP4056...

$1.99 USD

10x Battery holder, cr2025 or cr2032 cell Holder PCB mount USA

USA

10x Battery holder, cr2025 or cr2032...

$1.99 USD

10x Battery holder, cr2025 or cr2032...

$1.99 USD

1-10PCS Type-C USB 5V 1A 18650 TP4056 Lithium Battery Charging Board Charger US

USA

1-10PCS Type-C USB 5V 1A 18650 TP4056...

$4.89 USD

1-10PCS Type-C USB 5V 1A 18650 TP4056...

$4.89 USD

NEW AC Voltage Protector Brownout Surge Refrigerator 1875 Watt Appliance 2 Pack

USA

NEW AC Voltage Protector Brownout...

$24.95 USD

NEW AC Voltage Protector Brownout...

$24.95 USD

2pcs Mini360 3A DC Voltage Step Down Power Converter Buck Module 3.3V 5V 9V 12V

USA

2pcs Mini360 3A DC Voltage Step Down...

$2.79 USD

2pcs Mini360 3A DC Voltage Step Down...

$2.79 USD

LM2596 DC to DC Voltage Regulator Buck Converter Power Supply Step-Down Module

USA

LM2596 DC to DC Voltage Regulator...

$2.79 USD

LM2596 DC to DC Voltage Regulator...

$2.79 USD

3000W Step Up Step Down Voltage Transformer Converter 220V-110V 110V-220V

USA

3000W Step Up Step Down Voltage...

$42.49 USD

3000W Step Up Step Down Voltage...

$42.49 USD

DC 12V to 5V 3A 15W Step down USB Converter Regulator Adapter For Car Charger US

USA

DC 12V to 5V 3A 15W Step down USB...

$6.95 USD

DC 12V to 5V 3A 15W Step down USB...

$6.95 USD

24V / 12V To 5V 5A Power Module DC-DC Step-Down Power Supply Converter

USA

24V / 12V To 5V 5A Power Module DC-DC...

$6.95 USD

24V / 12V To 5V 5A Power Module DC-DC...

$6.95 USD

500W Step Up Step Down Voltage Converter Transformer 110V to 220V 220V to 110v

USA

500W Step Up Step Down Voltage...

$22.99 USD

500W Step Up Step Down Voltage...

$22.99 USD

10 pcs LM7805 L7805 7805 IC Voltage Regulator 5V 1.5A TO-220 USA SOLD/SHIP

USA

10 pcs LM7805 L7805 7805 IC Voltage...

$6.25 USD

10 pcs LM7805 L7805 7805 IC Voltage...

$6.25 USD

DC 3v-6v to 400kV 400000V Boost Step-up Power Module High-voltage Generator

China

DC 3v-6v to 400kV 400000V Boost...

$2.34 CAD

DC 3v-6v to 400kV 400000V Boost...

$2.34 CAD

USB Type C Lithium Battery Charger Module Charging & Protection Board 3.7V 4.2V

USA

USB Type C Lithium Battery Charger...

$2.59 USD

USB Type C Lithium Battery Charger...

$2.59 USD

XL6009 Boost Buck Module DC-DC adjustable Voltage Converter Power Supply

China

XL6009 Boost Buck Module DC-DC...

$4.59 USD

XL6009 Boost Buck Module DC-DC...

$4.59 USD

5A DC Step Down Adjustable Voltage Power Converter Buck & Voltmeter XL4015

USA

5A DC Step Down Adjustable Voltage...

$5.99 USD

5A DC Step Down Adjustable Voltage...

$5.99 USD

DC to DC Converter Step Down/Step Up Buck/Boost Converter Regulator Waterproof

USA

DC to DC Converter Step Down/Step Up ...

$14.99 USD

DC to DC Converter Step Down/Step Up ...

$14.99 USD

5pcs 5V Micro USB 1A 18650 Lithium Battery Charging Board Charger Module TP4056

USA

5pcs 5V Micro USB 1A 18650 Lithium...

$2.99 USD

5pcs 5V Micro USB 1A 18650 Lithium...

$2.99 USD

25pcs - TL431 Precision Shunt Regulator / Volt. Ref. ±0.5% Range - TO-92 - JSCJ

USA

25pcs - TL431 Precision Shunt...

$2.99 USD

25pcs - TL431 Precision Shunt...

$2.99 USD

Tiny Smallest USB Type-C Ternary Lithium Battery Charger & Protection 3.7V 4.2V

USA

Tiny Smallest USB Type-C Ternary...

$2.99 USD

Tiny Smallest USB Type-C Ternary...

$2.99 USD

AAA Eliminator Cable Dummy-Battery Power Cable Replacement for 3/4.5/6V AA AAA

China

AAA Eliminator Cable Dummy-Battery...

$2.99 USD

AAA Eliminator Cable Dummy-Battery...

$2.99 USD

1pc Single CR2032 Button Coin Cell Battery Socket Holder Case Cover with ON-OFF

USA

1pc Single CR2032 Button Coin Cell...

$3.74 USD

1pc Single CR2032 Button Coin Cell...

$3.74 USD

20A 300W Synchronous Buck Module DC Step Down Voltage CC Power 5V 12V 24V 36V

USA

20A 300W Synchronous Buck Module DC...

$9.39 USD

20A 300W Synchronous Buck Module DC...

$9.39 USD

Battery Holder CR2032 Button Cell Case ON/OFF Switch Coin 6 Volt Output 2032 6V

USA

Battery Holder CR2032 Button Cell...

$3.75 USD

Battery Holder CR2032 Button Cell...

$3.75 USD

DC 24V to DC 12V 10A 120W Converter Step Down Voltage Regulator Buck Reducer

USA

DC 24V to DC 12V 10A 120W Converter...

$12.98 USD

DC 24V to DC 12V 10A 120W Converter...

$12.98 USD

GOLF CART DC-DC 48V TO 12V 20 AMP VOLTAGE REDUCER CONVERTER 240W POWER REGULATOR

USA

GOLF CART DC-DC 48V TO 12V 20 AMP...

$17.99 USD

GOLF CART DC-DC 48V TO 12V 20 AMP...

$17.99 USD

Power Converter Regulator DC 36V 48V Step-Down to DC 12V 120W 10A Waterproof

USA

Power Converter Regulator DC 36V 48V...

$17.99 USD

Power Converter Regulator DC 36V 48V...

$17.99 USD

DC 3v-6v to 400kV 400000V Boost Step-up Power Module High-voltage Generator MF

USA

DC 3v-6v to 400kV 400000V Boost...

$4.75 USD

DC 3v-6v to 400kV 400000V Boost...

$4.75 USD

USB 5V to DC 9V 12V Step UP Converter Module Power Boost Adapter Cable 5.5X2.1mm

USA

USB 5V to DC 9V 12V Step UP Converter...

$11.99 USD

USB 5V to DC 9V 12V Step UP Converter...

$11.99 USD

5pcs XL4015 5A DC Buck Step Down Voltage Converter Constant Current Power Module

USA

5pcs XL4015 5A DC Buck Step Down...

$11.99 USD

5pcs XL4015 5A DC Buck Step Down...

$11.99 USD

4pcs - LM317 LM317T - Adj. Volt Regulator - 1.5 Amp - TO220 - STMicroelectronics

USA

4pcs - LM317 LM317T - Adj. Volt...

$3.59 USD

4pcs - LM317 LM317T - Adj. Volt...

$3.59 USD

AAA Eliminator Cable Dummy-Battery Power Cord Replacement for 1-4pcs 3/4.5/6V.

USA

AAA Eliminator Cable Dummy-Battery...

$9.33 USD

AAA Eliminator Cable Dummy-Battery...

$9.33 USD

5Sets JST XH2.54 XH 2.54mm Wire Cable Connector 2/3/4/5/6/7/8/9/10 Pin Pitch

China

5Sets JST XH2.54 XH 2.54mm Wire Cable...

$1.25 CAD

5Sets JST XH2.54 XH 2.54mm Wire Cable...

$1.25 CAD

5pcs LM2596 DC Voltage Regulator Buck Converter Power Supply Step-Down Module

USA

5pcs LM2596 DC Voltage Regulator Buck...

$6.99 USD

5pcs LM2596 DC Voltage Regulator Buck...

$6.99 USD

DC 12V to 5V 3A 15W Step down USB Converter Regulator Adapter For Car Charger US

USA

DC 12V to 5V 3A 15W Step down USB...

$6.99 USD

DC 12V to 5V 3A 15W Step down USB...

$6.99 USD

ATmega328P Micro Controller CH340G Driver For Arduino 5V 16MHz Nano V3.0 USB

China

ATmega328P Micro Controller CH340G...

$3.03 CAD

ATmega328P Micro Controller CH340G...

$3.03 CAD

2PC LM2596 DC-DC buck adjustable step-down Power Supply Converter module

China

2PC LM2596 DC-DC buck adjustable...

$1.74 USD

2PC LM2596 DC-DC buck adjustable...

$1.74 USD

SK60 SK120 60W 120W CNC Buck Boost DC Adjustable Power Supply Voltage Regulator

USA

SK60 SK120 60W 120W CNC Buck Boost DC...

$13.15 USD

SK60 SK120 60W 120W CNC Buck Boost DC...

$13.15 USD

24V 36V 48V Voltage convert to 12 volt electric Golf Cart ezgo club car yamaha

USA

24V 36V 48V Voltage convert to 12...

$9.99 USD

24V 36V 48V Voltage convert to 12...

$9.99 USD

Universal USB Power Boost Cable 2.1x5.5mm Charger Cord w/ 8 Tips 5V to DC 12V

USA

Universal USB Power Boost Cable...

$9.99 USD

Universal USB Power Boost Cable...

$9.99 USD

10 Piece L7805CV L7805 7805 Positive Voltage Regulator 5V 1.5A TO-220 IC (KIT)

USA

10 Piece L7805CV L7805 7805 Positive...

$9.99 USD

10 Piece L7805CV L7805 7805 Positive...

$9.99 USD

TP4056 5V 1A Type-C USB 18650 Li-ion battery Charger & Protect FREE SHIP 10Pcs

USA

TP4056 5V 1A Type-C USB 18650 Li-ion...

$3.99 USD

TP4056 5V 1A Type-C USB 18650 Li-ion...

$3.99 USD

CR2032/CR2025 Round Button Coin Cell Battery Socket Holder Case 3V PCB Mount

USA

CR2032/CR2025 Round Button Coin Cell...

$3.99 USD

CR2032/CR2025 Round Button Coin Cell...

$3.99 USD

Power Converter Regulator DC 36V 48V Step-Down to DC 12V 120W 10A Waterproof

USA

Power Converter Regulator DC 36V 48V...

$17.59 USD

Power Converter Regulator DC 36V 48V...

$17.59 USD

Type-C USB 2S 3S 4S BMS 4.5V-15V 18W 2A Li Li-ion Battery Charging Module

China

Type-C USB 2S 3S 4S BMS 4.5V-15V 18W...

$3.34 USD

Type-C USB 2S 3S 4S BMS 4.5V-15V 18W...

$3.34 USD

12V To 9V 1.7A 15W DC-DC Step Down Converter DC Power Supply Module Waterproof

USA

12V To 9V 1.7A 15W DC-DC Step Down...

$7.29 USD

12V To 9V 1.7A 15W DC-DC Step Down...

$7.29 USD

12V to 3V 3A Step-Down Waterproof Miniature DC-DC Converter Power Supply Module

USA

12V to 3V 3A Step-Down Waterproof...

$6.89 USD

12V to 3V 3A Step-Down Waterproof...

$6.89 USD

DC 24V to 12V 20A 240W Voltage Reducer Regulator Step Down Converter Waterproof

USA

DC 24V to 12V 20A 240W Voltage...

$18.79 USD

DC 24V to 12V 20A 240W Voltage...

$18.79 USD

MT3608 DC-DC Voltage Step Up Booster Power Module Converter 4-28V 2A

USA

MT3608 DC-DC Voltage Step Up Booster...

$4.95 USD

MT3608 DC-DC Voltage Step Up Booster...

$4.95 USD

4pcs - 7805 L7805 L7805CV - +5 Volt Regulator - 1.5 Amp - STMicroelectronics

USA

4pcs - 7805 L7805 L7805CV - +5 Volt...

$3.39 USD

4pcs - 7805 L7805 L7805CV - +5 Volt...

$3.39 USD

4pcs - 7809 L7809 L7809CV - 9 Volt Regulator - 1.5 Amp - JSCJ (CJ/JCET)

USA

4pcs - 7809 L7809 L7809CV - 9 Volt...

$3.39 USD

4pcs - 7809 L7809 L7809CV - 9 Volt...

$3.39 USD

DC-DC 8~32V to 45~390V High Voltage Boost Converter ZVS Step-up Booster Module

China

DC-DC 8~32V to 45~390V High Voltage...

$4.22 USD

DC-DC 8~32V to 45~390V High Voltage...

$4.22 USD

400W 15A DC Step-up Boost Converter Constant Current Power Supply LED Driver USA

USA

400W 15A DC Step-up Boost Converter...

$7.91 USD

400W 15A DC Step-up Boost Converter...

$7.91 USD

2pcs L7805 L7809 L7812 L7815 L7905 L7909 L7912 LM317 Voltage Regulator TO-220 US

USA

2pcs L7805 L7809 L7812 L7815 L7905...

$3.47 USD

2pcs L7805 L7809 L7812 L7815 L7905...

$3.47 USD

Power Converter Regulator DC 24V 36V 48V Step-Down to DC 12V 120W 10A Waterproof

USA

Power Converter Regulator DC 24V 36V...

$15.59 USD

Power Converter Regulator DC 24V 36V...

$15.59 USD

5Pcs 2 Wires DC 9V Cell Volt Battery Storage Clip Holder Box Case Cover T model

USA

5Pcs 2 Wires DC 9V Cell Volt Battery...

$7.95 USD

5Pcs 2 Wires DC 9V Cell Volt Battery...

$7.95 USD

10Pcs TP4056 5V 1A Type-C USB 18650 Li-ion battery Charger & Protect FREE SHIP

USA

10Pcs TP4056 5V 1A Type-C USB 18650...

$4.85 USD

10Pcs TP4056 5V 1A Type-C USB 18650...

$4.85 USD

TP4056 5V 1A Type-C USB 18650 Li-ion battery Charger & Protect FREE SHIP 5 Pcs

USA

TP4056 5V 1A Type-C USB 18650 Li-ion...

$4.20 USD

TP4056 5V 1A Type-C USB 18650 Li-ion...

$4.20 USD

Universal Power Supply 3V~24V 3A 72W Adjustable Variable AC/DC Adapter Charge...

USA

Universal Power Supply 3V~24V 3A 72W...

$27.16 USD

Universal Power Supply 3V~24V 3A 72W...

$27.16 USD

4PC 3S 4S 5S BMS 25A 18650 Lithium Battery Protection Circuit Charging Board NEW

USA

4PC 3S 4S 5S BMS 25A 18650 Lithium...

$11.43 USD

4PC 3S 4S 5S BMS 25A 18650 Lithium...

$11.43 USD

DC 5V-12V 120W Mini ZVS Induction Heating Board Flyback Driver Heater Coil

USA

DC 5V-12V 120W Mini ZVS Induction...

$9.50 USD

DC 5V-12V 120W Mini ZVS Induction...

$9.50 USD

1500W 3000W Transformer Voltage Converter 110V to 220V Step Up&Down 220V to 110V

USA

1500W 3000W Transformer Voltage...

$39.99 USD

1500W 3000W Transformer Voltage...

$39.99 USD

Waterproof Step Down Volt Converter AC12V To DC12V AC-DC Power Module 3A YU

USA

Waterproof Step Down Volt Converter...

$11.79 USD

Waterproof Step Down Volt Converter...

$11.79 USD

Fine 6-24V 12V/24V to 5V 3A CAR USB Charger Module DC Buck step down Converter

China

Fine 6-24V 12V/24V to 5V 3A CAR USB...

$1.21 CAD

Fine 6-24V 12V/24V to 5V 3A CAR USB...

$1.21 CAD

12V to 24V15A 360W Waterproof DC/DC Car Voltage Converter Step Up Regulator US

USA

12V to 24V15A 360W Waterproof DC/DC...

$14.58 USD

12V to 24V15A 360W Waterproof DC/DC...

$14.58 USD

DC-DC Converter 20A300W Step Down Buck-Boost Power Adjustable Charger Board Tool

USA

DC-DC Converter 20A300W Step Down...

$10.98 USD

DC-DC Converter 20A300W Step Down...

$10.98 USD

10pcs - AMS1117-3.3 3.3 Volt 1 Amp Voltage Regulator - SMD SOT-223

USA

10pcs - AMS1117-3.3 3.3 Volt 1 Amp...

$2.19 USD

10pcs - AMS1117-3.3 3.3 Volt 1 Amp...

$2.19 USD

9v Battery Holder Case with ON/OFF Toggle Switch 9 Volt Box Pack Cover USA

USA

9v Battery Holder Case with ON/OFF...

$2.19 USD

9v Battery Holder Case with ON/OFF...

$2.19 USD

Voltage Regulator DC-DC Voltage Stabilizer 30A Power Supply Adjustable 12v-24V

USA

Voltage Regulator DC-DC Voltage...

$9.65 USD

Voltage Regulator DC-DC Voltage...

$9.65 USD

New 20/Pcs CR2032 Button Coin Cell Battery Socket Holder Case Cover with ON-OFF

USA

New 20/Pcs CR2032 Button Coin Cell...

$10.79 USD

New 20/Pcs CR2032 Button Coin Cell...

$10.79 USD

12V to 24V 15A 360W Waterproof DC/DC Car Voltage Converter Step Up Regulator

USA

12V to 24V 15A 360W Waterproof DC/DC...

$17.73 USD

12V to 24V 15A 360W Waterproof DC/DC...

$17.73 USD

DC 36V/48V to DC 12V 20A 240W Converter Step Down Voltage Regulator Reducer+Fuse

USA

DC 36V/48V to DC 12V 20A 240W...

$24.99 USD

DC 36V/48V to DC 12V 20A 240W...

$24.99 USD

5PCS type-c USB 5V 1A 18650 TP4056 Lithium Battery Charger Module Charging

China

5PCS type-c USB 5V 1A 18650 TP4056...

$2.09 CAD

5PCS type-c USB 5V 1A 18650 TP4056...

$2.09 CAD

2X DC 12V-36V Battery Low Voltage cut off On Switch Controller Protection Module

USA

2X DC 12V-36V Battery Low Voltage cut...

$12.90 USD

2X DC 12V-36V Battery Low Voltage cut...

$12.90 USD

NEW DC 12V TO 24V STEP UP DC CONVERTER 10AMP VOLTAGE REGULATOR 10A BOOST MODULE

USA

NEW DC 12V TO 24V STEP UP DC...

$17.89 USD

NEW DC 12V TO 24V STEP UP DC...

$17.89 USD

2pcs Smallest Type C Lithium Battery Charging Module Protection Board 3.7V 4.2V

USA

2pcs Smallest Type C Lithium Battery...

$3.49 USD

2pcs Smallest Type C Lithium Battery...

$3.49 USD