In 
 
Order by: 
Available to: 
Price: 
 - 
$
9.04
Buy It Now
$3.50 Shipping
Condition: New
Location: China
4: Short circuit protection: Yes (input 10A fuse) double short circuit protection, safer to use. Short circuit protection: Yes (input 10A fuse) double ... moreshort circuit protection, safer to use. Module nature: non-isolated synchronous rectification automatic buck-boost module.
$
3.36
Buy It Now
$3.50 Shipping
Condition: New
Location: China
Package:1 x 3A 30W DC-DC Boost Buck adjustable step up down Power Converter. 30W high power wide voltage automatic buck module performance than LM259, ... moreLM2577. Input / Output Power: 30W (max)
$
7.01
Buy It Now
$3.90 Shipping
Condition: New
Location: China
4 high Q value 100UH inductance. DC 80V 72V 64V 60V 48V 36V 24V. 7 Output short circuit protection. 1 input reverse polarity protection. Maximum output ... morecurrent 1A. 5 Output overcurrent protection. 3 high frequency filter capacitor.
$
4.99
Buy It Now
$3.45 Shipping
Condition: New
Location: China
9V/12V To 5V 4A. Output current: 0~4A. 4.5~16V to 3.3V/5V. Conversion efficiency: 92~97% at 12V input. Note: Do not use this power module for automotive ... morecircuits. Instructions for use of the EN pin: The default high level, with its own pull-up resistor, when EN is grounded, the module turns off the output.
$
8.92
Buy It Now
Free Shipping
Condition: New
Location: China
Qualcomm QC2.0 and 3.0 support. 1 Buck module. Support for multiple fast charging protocols. Input overcurrent protection. Machine over temperature protection. ... moreConversion efficiency: 90% -97%. Output power: up to 24 W (5 V / 3.4A, 9 V / 2.5 A, 12 V / 2A, etc.).
$
26.37
Buy It Now
Free Shipping
Condition: New
Location: Las Vegas, United States
Conversion Efficiency: 92% (max.). We are always working hard for maintain high standards of excellence and resolve your problem in best way. We will ... moretry our best to solve your problem.
$
23.98
Buy It Now
$3.25 Shipping
Condition: New
Location: China
Boost Step Down Converter only, other accessories demo in the picture is not included! Input Current Limit: Max.7A. Energy: 0-999999WH. Output Power: ... more80W. Output Current: 0.000A-5.000A. After selecting all, the corresponding one will be displayed in reverse blue.
$
4.38
Buy It Now
$3.20 Shipping
Condition: New
Location: China
YDS-05B DC-DC Buck Converter Step Down Module USB Output 12V-36V to 5V Ultra LM2596S. 1PCS YDS-05B DC-DC Buck Converter Step Down Module USB 12V-36V to ... more5V Ultra LM2596S. Type: YDS-05B Module(USB Output).
$
1.03
Buy It Now
$3.50 Shipping
Condition: New
Location: China
(Could not boost). Switching frequency 65KHz. DC-DC step-down power module. IN-IN + input Positive Input Negative! Conversion efficiency of 92% (maximum). ... moreOutput current 3A (max). Output ripple
$
4.24
Buy It Now
$2.07 Shipping
Condition: New
Location: China
Good for solar. Auto step down step up(SEPIC). Low ESR Sanyo filter capacitance, plus another LC filter unit. Output: 1.25V-30V. Input: 3-35V. Output ... moreripple 40mV. Color:Blue(as the picture shows). Conversion efficiency 92%.
$
6.35
Buy It Now
$3.25 Shipping
Condition: New
Location: China
1200W 20AStep up Converter. Enter 36V 20A = 720W, input 48V 20A = 960W, input 60V 20A = 1200W. Module properties: non-isolated step-up module (BOOST). ... more250W 10A Step up Converter. Input Current: 20A.
$
3.69
Buy It Now
$3.99 Shipping
Condition: New
Location: China
Description: PCB Size: 8.6mm x 12.3mm Input voltage: DC 4.2 V-10 V Output: 3.3 V, 800 mA Attention: 1: Buck module indicate the operating voltage, Please ... moredonot exceed operating voltage , or it will be damaged easily ! 2: Buck module input voltage must be higher than output voltage of 1.5V or 2V, otherwise it can not output enough power! 3: Automatic Adjustable Buck module has start voltage and limit working voltage, Please donot exceed them , or it will be damaged easily ! 4: Cannot reverse polarity , or it will be short circuit, or will be born easily! Package Included: 5pcs power supply module.
$
14.99
Buy It Now
$1.99 Shipping
Condition: New
Location: China
The height of the pin is 6.70mm. 1 PCS x Module. Full load ripple: 100mV. We afford all cost if it's our fault. Working temperature: -40 to 85°C. We maintain ... morethe excellent service standards.
$
19.23
Buy It Now
$5.00 Shipping
Condition: New
Location: China
10x Converter Regulator. Important: there is module limitations, because the inductor: Can not make 50V to 5V, because the IC reach the current limit, ... morebecause the 33uH inductor. Output Power: maximum 15W.
$
8.58
Buy It Now
Free Shipping
Condition: New
Location: China
When the right “OUT” LED light, it shows output, the left “IN” LED shows input. Input reverse polarity protection. Output current:2A. Built in output ... moreshort protection function. is provided once the item is dispatched.
$
9.93
Buy It Now
Condition: Brand New
Location: Cairns, Australia
Arduino, Pi etc. (70+). Fuses & Fuse Holders (10+). Model:4 serial 14.8V 8A protection board. LED - Fixed, Wired, SMD, Strip (60+). Adapter (60+). Battery ... moreHolder (80+). Balloons - Foil (20+). Sensors - 10+ types (70+).
$
1.54
Buy It Now
Free Shipping
Condition: New
Location: China
$
46.23
Buy It Now
Free Shipping
Condition: New
Location: China
Feature: 1. Item Type: DC Power Converter. 1 x Power Converter. Item Type: Power Converter. Rated Output Current: 20A. The input current must be greater ... morethan or equal to the power required by the output load device (for example, if the power of the load device needs 100W, then the input power must be greater than or equal to 100W).
$
23.74
Buy It Now
$3.50 Shipping
Condition: New
Location: China
Output current: 5A. Output a variety of protections to ensure the safe use of the load. Product Overview. Output power: 80W. Item Location. Otherwise ... moredeal is final. All products are quality checked.
$
7.50
Buy It Now
$3.50 Shipping
Condition: New
Location: China
Module Properties: Non-isolated buck module (BUCK). Output anti-anti-irrigation protection: no, the output must be connected to the battery plus blocking ... morediode, otherwise it will burn the module! Turn lamp is the output current detection.
$
1.41
Buy It Now
Free Shipping
Condition: New
Location: China
$
4.99
Buy It Now
$3.20 Shipping
Condition: New
Location: China
Indicator: CC indicator is Red, charging indicator is Red, charging completed the indicator is Blue. Output short circuit protection: Yes, constant current. ... moreFull load temperature rise: 45 ℃. Output: OUT+ output is positive, OUT- output negative.
$
17.61
Buy It Now
Free Shipping
Condition: New
Location: Clewiston, United States
Why choose our buck converter?. This is a non-isolation DC regulated power converter module with long service life.2. High power and stable output, it ... moreconverts 12VDC or 24VDC to 5VDC.3. Aluminum alloy housing is small and easy to mount; sealed with silicone, it is waterproof(IP68), dust and vibration resistant.4.
$
7.93
Buy It Now
$3.20 Shipping
Condition: New
Location: China
300W 20A Step down. Output Current: 20A(max.)., 15A(suggested). Efficiency: 95%(24V to 12V, 20A). The buck module has 2 heat sink that could enhance heat ... moredissipation. Input and output use high frequency low resistance electrolytic capacitor, low ripple, stable output.
$
4.55
Buy It Now
$3.75 Shipping
Condition: New
Location: China
High temperature resistance. The filter capacitor is equipped with 1000uF. We afford all cost if it's our fault. Buck Module x 1. Household electrical ... moreappliances etc.
$
4.59
Buy It Now
$3.75 Shipping
Condition: New
Location: China
Output current: input 9-35V output 12V 2A / output 5V 3A. Input 10V output 12V output maximum current 2A. Input 24V output 12V 2A efficiency 84%. Input ... more30V output 5V 2A efficiency 76%. Input 24V output 12V output maximum current 3.2A.
$
1.39
Buy It Now
$3.20 Shipping
Condition: New
Location: China
Output 12V, min current 0a, max current 500mA, peak current: 600mA, output range:11.80~12.1V, ripple wave: 150mV. Output power:0-6W(DC current). Output ... moreover power protection:YES ,recovery:Lock, restart after recovery.
$
7.46
Buy It Now
$3.50 Shipping
Condition: New
Location: China
The CHAR indicator is the charging indicator. When charging,it is on.The FULL indicator is full.If the set constant current value is 2A,the charging When ... morethe current reaches 0.2A or less,turn on the lamp, the FULL lamp is on,and the CHAR lamp is off.
$
4.69
Buy It Now
$3.50 Shipping
Condition: New
Location: China
Item Description: This module power output is affect by the module itself-capacity and pre-and post-class load and other factors; the following data for ... moreprofessional equipment measured results. Without considering other factors. Power supply module is a kind of electronic components. Please don't buy the item if you have no electronic expertise. This Module Properties: It is non-isolated step-down constant current. Constant voltage module(CC CV) charging module Specification: Input Voltage:4-35V Output voltage: Continuously adjustable(1.25-25V unload adjust) Output current: 3A Max(If more than 15W. Please install the heat sink) CC range:0-2A(adjustable) Revolving light current: CC value* 1%100% Default is 0.1 times Minimum voltage difference: 2V Output power: natural cooling 15W Conversion efficiency: 80% the higher the output voltage. The higher the efficiency) Operating Temperature: Industrial(40 ℃ to +85 ℃) ambient temperature more than 40℃. Lower power use, or add heat sink) Full load temperature rise: 45 ℃ Indicator: CC indicator is Red. Charging indicator is Red, charging completed the indicator is Blue. Output short circuit protection: Yes. Constant current. Connect method: Can solder on the PCB with wire directly Input: IN+ input Positive is. IN- input negative Output: OUT+ output is positive. OUT- output negative Module Size: 50 x 37 x 13mm Some Applications: High-power LED constant current driver. Lithium batteries(including ferroelectric) 4V, 6V, 12V, 14V, 24V battery charging, nickel-cadmium nickel-metal hydride batteries(battery) charge. Solar panels. Wind generator voltage regulator circuit board power supply, such as automatic buck regulator circuit. Package included: 1 x LM2596 LM2577 Module We maintain high standards of excellence and strive for 100% customer satisfaction! Feedback is very important to us. We request that you contact us immediately BEFORE you give us neutral or negative feedback. So that we can satisfactorily address your concerns. It is impossible to address is
$
17.43
Buy It Now
Free Shipping
Condition: New
Location: China
Module : 15A synchronous-rectified buck(non-isolated step-down module). Short circuit protection : Yes (limit current 25A) input fuse is 15A. On the board ... moreis labeled as KEY. Remote function works way, where if you short 2 pins on connector labeled KEY, converter will turn OFF and stay OFF till this 2 pins are shorted.
$
2.90
Buy It Now
$3.75 Shipping
Condition: New
Location: China
LM317 built-in overload protection, safety zone protection and other protection circuits. Normally, the LM317 does not require an external capacitor, ... moreand the output capacitance can change the transient response.
$
2.47
Buy It Now
$3.20 Shipping
Condition: New
Location: China
1PC XL6019 Automatic Buck-Boost Module. Output power: natural cooling 20W, plus heat sink 25W (MAX) actual power. Module nature: non-isolated buck-boost ... moremodule. No-load current: typical 15mA (5V to 12V).
$
4.99
Buy It Now
$3.75 Shipping
Condition: New
Location: China
The input and output of the isolation module are separated and have strong anti-interference ability. 1 PCS Module. [rated output current] 1.2A. We afford ... moreall cost if it's our fault. We maintain the excellent service standards.
$
2.94
Buy It Now
$3.20 Shipping
Condition: New
Location: China
This automatic buck module solves this problem . Module Properties:Non- isolated boost (BOOST). Model Specification:DSN6000AUD Automatic Buck module. ... moreInput Current:3A ( max ), no-load 18mA (5V input, 8V output, no-load is less than 18mA. ).
$
149.97
Buy It Now
$10.00 Shipping
Condition: New – Open box
Location: Dallas, United States
Get Supersized Images & Free Image Hosting.
$
0.99
Buy It Now
$2.99 Shipping
Condition: New
Location: China
Output current: Rated current 1.8A (3A MAX, can not be prolonged). Module Properties: Non-isolated step-down module (BUCK). Load regulation:±0.5%. Output ... moreripple:30mV(no-load). Input Reverse protection: No(Can not be reversed).
$
1.72
Buy It Now
$3.45 Shipping
Condition: New
Location: China
Output current: 2A. The setting will not lost after power off. Load capacity:3A(Max) Typical 2A. Arduino Module. 5V 3A USB Step-down. Output : 5V/3A. ... moreHow to use.
$
1.46
Buy It Now
$3.45 Shipping
Condition: New
Location: China
Output : 5V. Arduino Module. Load capacity:3A(Max) Typical 1.5A. Product Introduction.
$
7.25
Buy It Now
$1.99 Shipping
Condition: New
Location: China
1pcs x waterproof step down module. Model: Non-isolated Step up boost module. Protection function: over-current protection, over-temperature protection, ... moreShort circuit protection. Heat dissipation: Natural heat dissipation.
$
4.56
Buy It Now
$3.60 Shipping
Condition: New
Location: China
Conversion efficiency: 87 ~ 91%(Boost); 87 ~ 89%(Buck). Output ripple: 20mV (12V 3A), while the common module is far more than 100mV! constant current ... morefunction. Output current: 3A (add heat up to 4A).
$
4.17
Buy It Now
$3.20 Shipping
Condition: New
Location: China
Module Properties: non-isolated step-down (BUCK). Load Regulation: ± 0.5%. Output Current: 2A (maximum). Output ripple: 30mV (max). We will leave it for ... moreeveryone that leaves it for us. Product information.
$
1.78
Buy It Now
$3.20 Shipping
Condition: New
Location: China
1/2/5/10PCS Mini 1A DC DC Converter Step Down 4.75V-40V to 0.9-30V Adjustable Output. 12V 9V 6V 5V 3.3V Motor. 12V 5V TO 3.7V lithium battery-powered ... moresystems. DC-DC Step-Down Converter module working frequency 550KHz.
$
2.76
Buy It Now
$3.75 Shipping
Condition: New
Location: China
Module size: 51mm 26mm. Module x 1pcs. Output current: Max 2.5A. We afford all cost if it's our fault.
$
1.69
Buy It Now
Free Shipping
Condition: New
Location: China
$
3.46
Buy It Now
$3.50 Shipping
Condition: New
Location: China
Output power: 30W without cooling fan,60W with cooling fan. Conversion efficiency: Boost, 88%-91%; Buck,87%-90%. Short circuit protection: Yes. Output ... morecurrent: 3A, 4A with cooling fan. it is more efficient, more power than the XL6009-type module.
$
2.62
Buy It Now
$3.79 Shipping
Condition: Neu
Location: China
Module size: 51mm 26mm. Module x 1pcs. Output current: Max 2.5A.
$
11.16
Buy It Now
Free Shipping
Condition: New
Location: United States
Features: 100% Brand new and high quality! This Internet Streaming/Media Centre TV Box is for you! Supports usual for Android apps so you can access your ... morefor email, for Facebook etc. via your TV. Best choice for yourself or your friend.
$
1.61
Buy It Now
Free Shipping
Condition: New
Location: China
$
1.40
Buy It Now
$3.20 Shipping
Condition: New
Location: China
Features 100% brand new and high quality. Module Properties: Non-isolated step-down module(BUCK) Rectification: Non-synchronous rectifier Input voltage: ... moreDC 5V-30V Output voltage: DC 0.8V-24V(Adjustable. Output Output current:Rated current is 2.5A.5A Max, If current is larger than 2.5A, eEnhancement of heat dissipation is required. Conversion efficiency:90%highest) Switching Frequency: 300KHz. Output ripple:30mV(maximum) Load regulation:±0.5% Voltage regulation:±2.5% Operating Temperature: 40℃ ~ +85℃ 43mm*21mm*14mm(L*W*H)1.69' 0.83' 0.55' approx NOTE:This can't be used to step up Voltage. Output voltage is always smaller than input! Package Included: 1PCS* 5A Max DC-DC Step Down Adjustable Power Supply Module LED Lithium Charger board Similar Products $1.24 Time left:13h 21m. $4.73 Time left:7h 24m. $1.80 Time left:23d 5h 23m. $2.67 Time left:9d 3h 6m. $7.46 Time left:15d 12h 23m. $1.75 Time left:11d 10h 10m. $5.68 Time left:9d 3h 6m. $13.45 Time left:23d 5h 27m. $4.68 Time left:9d 3h 24m. $12.00 Time left:11d 10h 14m. $7.46 Time left:11d 10h 12m. $6.85 Time left:9d 3h 48m. $2.37 Time left:2d 0h 40m. $8.00 Time left:23d 5h 25m. $9.96 Time left:9d 3h 6m. $11.96 Time left:15d 12h 24m. $14.66 Time left:12d 6h 11m. $2.44 Time left:28d 14h 21m. $3.00 Time left:26d 9h 35m. $4.58 Time left:9d 3h 35m. $1.97 Time left:29d 4h 35m. $1.85 Time left:25d 11h 49m. $3.86 Time left:29d 5h 45m. $1.75 Time left:14d 1h 15m. $3.08 Time left:11d 13h 57m. $4.73 Time left:29d 23h 50m. $18.25 Time left:29d 4h 34m. $21.96 Time left:5d 10h 43m. $8.66 Time left:12d 6h 7m. $6.58 Time left:9d 4h 12m. $9.24 Time left:29d 4h 35m. $4.33 Time left:9d 4h 12m. $1.97 Time left:9d 16h 55m. $1.80 Time left:7d 5h 42m. $12.11 Time left:5d 10h 43m. $2.97 Time left:24d 13h 1m. $13.99 Time left:3d 13h 27m. $25.99 Time left:3d 13h 28m. $25.18 Time left:9d 5h 18m. $4.90 Time left:9d 5h 19m. $1.92 Time left:12d 2h 30m. $1.92 Time left:12d 2h 32m. $34.66 Time left:9d 5h 18m. $18.88 Time left:23d 3h 41m. $9.46 Time left:23d 3h 41m. $3.9
$
56.76
Buy It Now
Free Shipping
Condition: New
Location: Miami, United States
Protection: High quality aluminum shell, Fast heat dissipation.
$
6.36
Buy It Now
Free Shipping
Condition: New
Location: China
$
2.57
Buy It Now
Free Shipping
Condition: New
Location: China
$
16.78
Buy It Now
Free Shipping
Condition: New
Location: Ormond Beach, United States
Manufacturer HiLetgo. LM2596 DC-DC Buck Step-down Power Converter Module. With overheat protection and short circuit protection. With power indicator ... morelight.
$
16.99
Buy It Now
Free Shipping
Condition: New
Location: United States
Output Current: 20A(max.)., 15A (suggested). Efficiency: 97% (24V to 12V, 20A). The buck module has 2 heat sink that could enhance heat dissipation. Input ... moreand output use high frequency low resistance electrolytic capacitor, low ripple, stable output.
$
7.11
Buy It Now
$3.69 Shipping
Condition: Neu
Location: China
Output Power: 15W(Max). Simple and efficient, practical. Output Current: 2A. Current Display Range: 0~2.2A. Support anti-backflow protection. Support ... morecharging mode. 4-Bit digital tube display. Current Display Precision: +/-0.05A.
$
7.81
Buy It Now
$2.99 Shipping
Condition: New
Location: China
To enhance heat dissipation up to 200W. The maximum peak output current 15A. Overcurrent protection: Yes (the output current exceeds (15A) current maximum ... moresample protection only). Type: Non-isolated step-down module (BUCK).
$
2.50
Buy It Now
$3.20 Shipping
Condition: New
Location: China
When the right “OUT” led light, it shows output, the left “IN” led show input. 3 、 Output current:2A. 6 、 Built in output short protection function. 5 ... more、 Input reverse polarity protection. How to adjust the accuracy?.
$
2.90
Buy It Now
$3.75 Shipping
Condition: New
Location: China
LM317 built-in overload protection, safety zone protection and other protection circuits. Normally, the LM317 does not require an external capacitor, ... moreand the output capacitance can change the transient response.
$
10.44
Buy It Now
Free Shipping
Condition: New
Location: China
There is a heat sink on board that would ensure a better heat dissipation. Input Current: 5A(Peak). Peak output current is less than 5A. 1PCS x XH-M411 ... moreModule. 5 LED Head Cap Hat Light HeadLamp Headlight Fishing Clip On For Outdoor Camping.
$
8.99
Buy It Now
$1.99 Shipping
Condition: New
Location: China
Output power: 15W. Output current: 3A. DC-DC Step-down Converter x 1pcs. Module size: 46 27 14mm. Protection function: Over current protection, over temperature ... moreprotection, short circuit protection. Heat dissipation: natural heat dissipation.
 In