Power Regulators & Converters | Surplus Network

5A Adjustable DC-DC Step Down Power Supply Voltmeter Heatsink Standoffs XL4015

5A Adjustable DC-DC Step Down Power...

$4.69 USD

5A Adjustable DC-DC Step Down Power...

$4.69 USD

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

Buck Step-down LM2596 Power Converter...

$4.69 USD

Buck Step-down LM2596 Power Converter...

$4.69 USD

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

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

$1.89 USD

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

$1.89 USD

XL6009 DC Buck Boost Step Up or Down Adjustable Voltage Module 5V 12V 24V 32V

XL6009 DC Buck Boost Step Up or Down...

$3.39 USD

XL6009 DC Buck Boost Step Up or Down...

$3.39 USD

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

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)

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

$3.39 USD

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

$3.39 USD

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

Power Converter Regulator DC 24V 36V...

$13.99 USD

Power Converter Regulator DC 24V 36V...

$13.99 USD

24v to 12v DC Converter 60W 120W 240W 360W DC-DC Voltage Regulator Waterproof

24v to 12v DC Converter 60W 120W 240W...

$13.99 USD

24v to 12v DC Converter 60W 120W 240W...

$13.99 USD

USB DC 5V to DC 12V Step up Module Converter 2.1x5.5mm Male Connector Plus MF

USB DC 5V to DC 12V Step up Module...

$3.25 USD

USB DC 5V to DC 12V Step up Module...

$3.25 USD

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

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

$16.61 USD

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

$16.61 USD

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

20A 300W Synchronous Buck Module DC...

$9.49 USD

20A 300W Synchronous Buck Module DC...

$9.49 USD

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

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

$2.54 CAD

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

$2.54 CAD

1~5PC Mini360 3A DC Voltage Step Down Power Converter Buck Module 3.3V 5V 9V 12V

1~5PC Mini360 3A DC Voltage Step Down...

$2.75 USD

1~5PC Mini360 3A DC Voltage Step Down...

$2.75 USD

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

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

$2.75 USD

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

$2.75 USD

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

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

$4.94 USD

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

$4.94 USD

2X LM2596 DC-DC Adjustable Buck Converter Step Down Power Supply Module 1.23-30V

2X LM2596 DC-DC Adjustable Buck...

$0.99 USD

2X LM2596 DC-DC Adjustable Buck...

$0.99 USD

Mini DC-DC Buck Step-down Converter Adjustable Power Module 3.3V 3V 5V 9V 12V 3A

Mini DC-DC Buck Step-down Converter...

$0.99 USD

Mini DC-DC Buck Step-down Converter...

$0.99 USD

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

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

$5.92 USD

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

$5.92 USD

5PCS CR2032/CR2025 3V Round Button Coin Cell Battery Socket Holder Case Black US

5PCS CR2032/CR2025 3V Round Button...

$5.92 USD

5PCS CR2032/CR2025 3V Round Button...

$5.92 USD

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

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

25pcs - TL431 Precision Shunt...

$2.99 USD

25pcs - TL431 Precision Shunt...

$2.99 USD

2pcs TP4056 5V 1A USB Type-C 18650 Lithium Battery Charging and Protection Board

2pcs TP4056 5V 1A USB Type-C 18650...

$2.79 USD

2pcs TP4056 5V 1A USB Type-C 18650...

$2.79 USD

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

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

$2.27 CAD

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

$2.27 CAD

Car Waterproof DC-DC Converter 12V Step Down to 5V Power Supply Module 3A 15W

Car Waterproof DC-DC Converter 12V...

$6.75 USD

Car Waterproof DC-DC Converter 12V...

$6.75 USD

TP4056 Type-C USB C 18650 Li-ion battery Charger with Protection TP 4056 10Pcs

TP4056 Type-C USB C 18650 Li-ion...

$6.49 USD

TP4056 Type-C USB C 18650 Li-ion...

$6.49 USD

20pcs TP4056 5V 1A USB Type-C USB-C Lithium Battery Charging & Protection Board

20pcs TP4056 5V 1A USB Type-C USB-C...

$11.97 USD

20pcs TP4056 5V 1A USB Type-C USB-C...

$11.97 USD

New 10/Pcs CR2032 Button Coin Cell Battery Socket Holder Case Cover with ON-OFF

New 10/Pcs CR2032 Button Coin Cell...

$7.64 USD

New 10/Pcs CR2032 Button Coin Cell...

$7.64 USD

2PC 400W 15A DC-DC Step Up Boost Voltage Converter Power Supply Module Drive

2PC 400W 15A DC-DC Step Up Boost...

$15.99 USD

2PC 400W 15A DC-DC Step Up Boost...

$15.99 USD

12V To 5V 3A 15W DC-DC Step Down Converter DC Power Supply Module Waterproof US

12V To 5V 3A 15W DC-DC Step Down...

$6.89 USD

12V To 5V 3A 15W DC-DC Step Down...

$6.89 USD

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

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

$6.89 USD

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

$6.89 USD

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

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

$6.89 USD

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

$6.89 USD

NEW AC Voltage Protector Brownout Surge Refrigerator 1800 Watt Appliance 2 Pack

NEW AC Voltage Protector Brownout...

$24.95 USD

NEW AC Voltage Protector Brownout...

$24.95 USD

IP2368 Bidirectional 100w Fast Charging Module Buck-Boost 4S Lithium Battery

IP2368 Bidirectional 100w Fast...

$5.88 USD

IP2368 Bidirectional 100w Fast...

$5.88 USD

Keystone 209 Cell Leaf Spring Battery contact A AA CR2 CR123A: 2/4/10/20/40 PCS

Keystone 209 Cell Leaf Spring Battery...

$6.00 USD

Keystone 209 Cell Leaf Spring Battery...

$6.00 USD

DC to DC Converter Voltage Regulator Buck Boost Converter Step Down/Up Module

DC to DC Converter Voltage Regulator...

$13.29 USD

DC to DC Converter Voltage Regulator...

$13.29 USD

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

USA DC 3V-6V to 400kV 400000V...

$9.59 USD

USA DC 3V-6V to 400kV 400000V...

$9.59 USD

5PCS L7805CV | 3 Pin Positive Voltage Regulator | 5V 1.5A TO-220 | US Ship

5PCS L7805CV | 3 Pin Positive...

$6.28 USD

5PCS L7805CV | 3 Pin Positive...

$6.28 USD

2PCS Adjustable DC Buck Boost Converter Power Supply Voltage Module Step Up Down

2PCS Adjustable DC Buck Boost...

$14.98 USD

2PCS Adjustable DC Buck Boost...

$14.98 USD

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

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

$7.95 USD

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

$7.95 USD

Synchronous Buck Converter Step-down Power Module DC8-60V TO DC1-36V 15A 200W

Synchronous Buck Converter Step-down...

$8.86 USD

Synchronous Buck Converter Step-down...

$8.86 USD

Tiny Ternary Lithium Battery Charging & Protection Board 1A 3.7V 4.2V Type-C

Tiny Ternary Lithium Battery Charging...

$4.99 USD

Tiny Ternary Lithium Battery Charging...

$4.99 USD

AMS1117 1.2V/1.5V/1.8V/2.5V/3.3V/5V 800mA DC Input Step Down Voltage Regulator

AMS1117 1.2V/1.5V/1.8V/2.5V/3.3V/5V...

$4.99 USD

AMS1117 1.2V/1.5V/1.8V/2.5V/3.3V/5V...

$4.99 USD

15W USB 5V 3A DC Buck Voltage Step-down Module 9V 12V 24V Input DIY Car Charger

15W USB 5V 3A DC Buck Voltage...

$2.19 USD

15W USB 5V 3A DC Buck Voltage...

$2.19 USD

DC 12V Battery Low Voltage Automatic Cut off Switch Controller Protection Module

DC 12V Battery Low Voltage Automatic...

$3.59 USD

DC 12V Battery Low Voltage Automatic...

$3.59 USD

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

DC 24V to DC 12V 10A 120W Step Down...

$11.68 USD

DC 24V to DC 12V 10A 120W Step Down...

$11.68 USD

GOLF CART DC BUCK CONVERTER 20 AMP 48V 36V VOLT VOLTAGE REDUCER REGULATOR TO 12V

GOLF CART DC BUCK CONVERTER 20 AMP...

$16.89

GOLF CART DC BUCK CONVERTER 20 AMP...

$16.89

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

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

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

$6.95 USD

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

$6.95 USD

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

10 pcs LM7805 L7805 7805 IC Voltage...

$5.99 USD

10 pcs LM7805 L7805 7805 IC Voltage...

$5.99 USD

10pcs Mini360 3A DC Voltage Step Down Power Converter Buck Module 3.3V 5V 9V 12V

10pcs Mini360 3A DC Voltage Step Down...

$6.99 USD

10pcs Mini360 3A DC Voltage Step Down...

$6.99 USD

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

Buck Step-down LM2596 Power Converter...

$5.75 USD

Buck Step-down LM2596 Power Converter...

$5.75 USD

12V (8-23V) In To 5V Out DC-DC Converter Module 3A 15W with USB-C Output

12V (8-23V) In To 5V Out DC-DC...

$6.98 USD

12V (8-23V) In To 5V Out DC-DC...

$6.98 USD

10 Set JST XH2.54mm 2 / 3 / 4 Pin Wire Cable Connector Male Female Plug Socket

10 Set JST XH2.54mm 2 / 3 / 4 Pin...

$3.13 USD

10 Set JST XH2.54mm 2 / 3 / 4 Pin...

$3.13 USD

5PCS LM317T | 3 Pin Variable Voltage Regulator | 1.2-37V 1.5A TO-220 | US Ship

5PCS LM317T | 3 Pin Variable Voltage...

$7.42 USD

5PCS LM317T | 3 Pin Variable Voltage...

$7.42 USD

12V to 5V Buck Converter 24V to 12V Step Down Regulator 24V to 5V DC-DC Reducer

12V to 5V Buck Converter 24V to 12V...

$10.99 USD

12V to 5V Buck Converter 24V to 12V...

$10.99 USD

MQ-2 MQ-3 MQ-4 MQ-5 MQ-6 MQ-7 MQ-8 MQ-9 MQ-135 Gas Detection Alarm Sensor Module

MQ-2 MQ-3 MQ-4 MQ-5 MQ-6 MQ-7 MQ-8...

$1.22 CAD

MQ-2 MQ-3 MQ-4 MQ-5 MQ-6 MQ-7 MQ-8...

$1.22 CAD

XL6019 30W 5A DC Boost Adjustable Voltage Converter Step Up Module Power Supply

XL6019 30W 5A DC Boost Adjustable...

$3.99 USD

XL6019 30W 5A DC Boost Adjustable...

$3.99 USD

48V to 12V Voltage Reducer DC to DC 10A 120W Converter Regulator Waterproof

48V to 12V Voltage Reducer DC to DC...

$16.14 USD

48V to 12V Voltage Reducer DC to DC...

$16.14 USD

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

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

$17.99 USD

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

$17.99 USD

Converter DC 24V Step Down to DC 12V 30A 360W Waterproof Reducer Transformer

Converter DC 24V Step Down to DC 12V...

$17.99 USD

Converter DC 24V Step Down to DC 12V...

$17.99 USD

GOLF CART DC CONVERTER 10 AMP 48V 48 VOLT VOLTAGE REDUCER REGULATOR TO 12V 10A

GOLF CART DC CONVERTER 10 AMP 48V 48...

$13.89 USD

GOLF CART DC CONVERTER 10 AMP 48V 48...

$13.89 USD

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

2pcs Smallest Type C Lithium Battery...

$3.69 USD

2pcs Smallest Type C Lithium Battery...

$3.69 USD

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

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

$4.32 USD

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

$4.32 USD

Voltage Stabilizer Surge Protector Car Truck Boat Solar 10-36V to 12VDC 4A Out

Voltage Stabilizer Surge Protector...

$12.95 USD

Voltage Stabilizer Surge Protector...

$12.95 USD

DC 12-36V Battery Over Discharge Protection Module Low Voltage Cut-Off 2024 Nice

DC 12-36V Battery Over Discharge...

$2.46 USD

DC 12-36V Battery Over Discharge...

$2.46 USD

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

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

$3.29 USD

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

$3.29 USD

DIY Adapter Step Down DC Voltage Converter For Milwaukee 18V To 12V Battery Dock

DIY Adapter Step Down DC Voltage...

$20.99 USD

DIY Adapter Step Down DC Voltage...

$20.99 USD

XL6009 2A Boost Module DC-DC Adjustable Step Up Voltage Converter Power Supply

XL6009 2A Boost Module DC-DC...

$2.89 USD

XL6009 2A Boost Module DC-DC...

$2.89 USD

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

10 Piece L7805CV L7805 7805 Positive...

$9.99 USD

10 Piece L7805CV L7805 7805 Positive...

$9.99 USD

400W DC 8.5-50V Step Up to 10-60V Boost Converter Voltage Regulator Module 15A

400W DC 8.5-50V Step Up to 10-60V...

$9.99 USD

400W DC 8.5-50V Step Up to 10-60V...

$9.99 USD

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

5pcs LM7805 L7805 7805 IC Voltage...

$4.95 USD

5pcs LM7805 L7805 7805 IC Voltage...

$4.95 USD

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

USB Type C Lithium Battery Charger...

$1.99 USD

USB Type C Lithium Battery Charger...

$1.99 USD

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

Micro-USB TP4056 3.7V Battery Charger...

$2.29 USD

Micro-USB TP4056 3.7V Battery Charger...

$2.29 USD

10pcs Mini360 3A DC Voltage Step Down Power Converter Buck Module 3.3V 5V 9V 12V

10pcs Mini360 3A DC Voltage Step Down...

$7.99 USD

10pcs Mini360 3A DC Voltage Step Down...

$7.99 USD

65W Type-C DC 8~30V PD/QC Quick Charge Fast Charging Board USB Buck Module

65W Type-C DC 8~30V PD/QC Quick...

$7.99 USD

65W Type-C DC 8~30V PD/QC Quick...

$7.99 USD

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

Waterproof DC/DC Car Voltage...

$12.14 USD

Waterproof DC/DC Car Voltage...

$12.14 USD

Arduino DS3231 ZS042 AT24C32 IIC Module Precision RTC Real time Clock Memory

Arduino DS3231 ZS042 AT24C32 IIC...

$1.86 CAD

Arduino DS3231 ZS042 AT24C32 IIC...

$1.86 CAD

Castle Creations 0400 BEC 10A 6S Switching Regulator Battery Eliminator

Castle Creations 0400 BEC 10A 6S...

$23.95 USD

Castle Creations 0400 BEC 10A 6S...

$23.95 USD

4pcs - 7812 L7812 L7812CV - +12 Volt Regulator - 1.5 Amp - JSCJ (CJ/JCET)

4pcs - 7812 L7812 L7812CV - +12 Volt...

$3.09 USD

4pcs - 7812 L7812 L7812CV - +12 Volt...

$3.09 USD

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

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

$3.44 USD

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

$3.44 USD

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

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

$6.57 USD

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

$6.57 USD

20V to 12V Step Down Converter for DeWalt 20V Power Wheels Battery Adapter DC...

20V to 12V Step Down Converter for...

$33.00 USD

20V to 12V Step Down Converter for...

$33.00 USD

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

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

$2.50 USD

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

$2.50 USD

DIY 15KV High Voltage Inverter Generator Spark Arc Ignition Coil Module 3.7V Kit

DIY 15KV High Voltage Inverter...

$3.37 USD

DIY 15KV High Voltage Inverter...

$3.37 USD

150W DC12V to AC110V 220V Home Battery Power Inverter Converter Boost Module US

150W DC12V to AC110V 220V Home...

$10.48 USD

150W DC12V to AC110V 220V Home...

$10.48 USD

Lot of Mini Voltage Adjuster LM2596 HV S 60V 3A L@@k

Lot of Mini Voltage Adjuster LM2596...

$15.00 USD

Lot of Mini Voltage Adjuster LM2596...

$15.00 USD