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Free Shipping Condition: New Location: United States 1 Pcs 300W 20A DC-DC Buck Converter Step-down Module. The buck module has 2 heat sinks for enhanced heat dissipation. Input and output use high frequency ... morelow resistance electrolytic capacitor for stable output.
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Free Shipping Condition: New Location: Monroe Township, United States Output power: natural heat dissipation 35W; strengthen heat dissipation 50W. - Thick heat sink. Short press U / I button again to switch to set constant ... morecurrent value. It can be seen that a certain bit of the constant current value is blinking.
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Free Shipping Condition: New Location: Jamaica, United States 1: 600W high power boost constant current. Input 36V 10A=360W, Input 48V 10A=480W, Input 60V 10A=600W. Module nature: Non-isolated step-up module (BOOST). ... moreConstant current range: 0.1-12A. Otherwise the module will be burnt out!
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$2.88 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.
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Free Shipping Condition: New Location: United States (Adopting 75V / 80A large current dual MOS tube designed step-down board, Input and output use high frequency low resistance electrolytic capacitor, low ... moreripple, and gives a stable output. The more, the smaller the charging current.).
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$2.99 Shipping Condition: New Location: China
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$3.00 Shipping Condition: New Location: China Item Description: Update content： 1.Fixed turn the lamp current to 0.1 times the value of the constant current(charge when used to identify whether the ... morebattery is full) 2. Increased input reverse polarity protection diode; 3. Increase the output of a backflow preventing diode to prevent when the electricity to charge the battery back in; 4. Using dedicated reference IC. And high-precision sampling resistor, so that the constant current is more stable, 20 degrees to 100 degrees, the constant current 1A, when the temperature drift of less than 1% Particularly suitable for LED driver High-power LED constant current drive Lithium battery charger(including ferroelectric) 4V. 6V, 12V, 14V, 24V battery charger Nickel cadmium. Nickel metal hydride battery pack charger Solar panels and wind turbines Specifications: Module Properties: non-isolated constant current and voltage module Rectification: non-synchronous rectification Input voltage: 7V-35V Output voltage: 1.25V-30V Output current: adjustable maximum 3A Conversion efficiency: 92% the highest) Switching frequency: 150KHz Output ripple: 50mV(max) 20M bandwidth Load Regulation: ± 0.5% Voltage Regulation: ± 2.5% Operating Temperature: 40 ℃ to +85 ℃ Size: 48* 23* 14(L* W* H) mm) Battery use: l Make sure of the voltage and current of the battery you need to charge l Adjust the constant voltage potentiometer to make the output voltage same to the charge voltage l Potentiometer Adjustment Direction: Clockwise(increase) Counterclockwise(decrease) Use the multimeter in 10A current scale to measure output short-circuit current. And adjust the current potentiometer to make sure the output current to the expected charging current value l The charge current of transfer lamp is default 0.1 times of the charging current(constant current value) l Connected to the battery and try to charging(for previous 5 steps. Module input terminal is connected to power source, output load is NOT connected to batteries) LED Constant Current Driver Use: l Make sure operating
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Free Shipping Condition: New Location: Monroe Township, United States Short press U / I button again to switch to set constant current value. It can be seen that a certain bit of the constant current value is blinking. Turn ... morethe encoder knob to increase or decrease the value.
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$3.50 Shipping Condition: New Location: China Output power: 150W maximum 300W. This boost module uses large heat sink to ensure heat dissipation; four high power tubes; three-wire and winding iron ... moresilicon aluminum magnetic ring inductance, not saturated, further reduce heat loss, thickening 1.6 circuit board, increase stability Sex, input and output use high frequency low resistance capacitance, which greatly reduces output ripple.
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$3.75 Shipping Condition: New Location: China ((over current 1, over current 2, load short circuit);. 3) built in the 3 section over current detection circuit. Product Usage 6 Short Circuit protection ... moreDetection condition Exterior short circuit. 2 Current Balance current for single cell N/A.
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$2.99 Shipping Condition: New Location: China Output current: 3A, continuous working current: 1.2A (within 20W output power). Note: Due to the difference between different monitors, the picture may ... morenot reflect the actual color of the item.
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$3.00 Shipping Condition: New Location: China 9-56V/2-20A DC Automatic Buck Boost Converter Step up down Converter CC CV for Battery Charging. - Maximum inductor current of 20A. For example, Vin=12V, ... moreVout=24V, lout=10A. Vin=48V, Vout=24V, Iout exceeds 15A.
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Free Shipping Condition: New Location: Brentwood, United States The buck module has 2 heat sink that could enhance heat dissipation, extending service life.
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$3.20 Shipping Condition: New Location: China Note:Small Package is easy to lose by post office.Buy more than 2PCS is More safty Features: Universal receiver. 100% Brand New Module Properties: non-isolated ... moreconstant current and voltage module Rectification: non-synchronous rectification Input voltage: 5V-32V Output voltage: 0.8V-30V Output current: adjustable maximum 5A Conversion efficiency: 95% the highest) Switching frequency: 300KHz Output ripple: 50mV(max) 20M bandwidth Load Regulation: ± 0.5% Voltage Regulation: ± 2.5% Operating Temperature: 40℃to +85℃ Size: 51* 26.3* 14(L* W* H) mm) Voltmeter Ammeter. Measurement accuracy: 0.1% Refresh rate: about 200ms/ times\ Display: 0.28"digital tube Current Range 0A-5A Voltage range 5V-30V Display Color Red Package 100% Brand New. DC 5A 0.8V-30V Constant Current/Voltage LED Driver Step-Down Power Module x 1. We only accept your Ebay Address.Please Make sure it's 100% right. The items you ordered will be shipped out in 1 business day by Hong Kong Air Mail when your payment is clear. The arrival time is 5-20 business days to United States usually. 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. We ensure dispatch the item within 1-2 business days. However. You bought the item from opposite side of the earth, so it needs a little longer time to deliver. Please place order only if you agree with the shipping time and all the terms below. Customs duty is obligation and liability of a citizen in your country. So buyer should be responsible for any tax and custom duty incurred. Generally. The delay or failure delivery is sometimes caused by the policy of different customs. For example, Laser Pointer is unacceptable in some countries. Therefore, please double check your local customs policy carefully before purchase. Or, we will NOT be responsible for any failure delivery related destination
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$2.64 Shipping Condition: Brand New Location: China High output current, the max output current can reach 12A. Output Power: Maximum power is about 300W. Made from a dedicated benchmark for IC and high-precision ... morecurrent sensing resistor, proving a more stable constant current, (when 20° to 100° constant current 1A, temperature drift less than 1%).
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$2.99 Shipping Condition: New Location: China The performance is better than the XL6009/LM2577 solution. The current can be set to limit the output current, constant current drive, battery charging ... moreand other occasions. It has its own output anti-backflow function, so you don't need to add anti-backflow diode when charging the battery.
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Free Shipping Condition: New Location: 金东区, China When the temperature is greater than 50 degrees or the current is greater than 1A, the fan starts automatically. Hardware protection: The input end is ... moreprotected against reverse connection, and reverse connection will not cause burning; the output end is short-circuit protected, and short circuit will not cause burning; the output end is protected against backflow, and there is no need to add an anti-backflow diode when charging the battery;.
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Free Shipping Condition: New Location: Charlotte, United States Peak Power 25Watt (need to Use with Good Heat Sink). Output : 1.25 -30V. 1.5Amp Normal Output. 3Amp Peak Output of 25Watt. Input : 5 -56V. Travel Accessories. ... moreTop USA Distributor. Solid Color Lace Stitching Sling Hollow Open Back Maxi Dress Full dress.
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Free Shipping Condition: New Location: New York, United States The step down regulator can apply to constant output current. 1 X DC DC Buck Converter 300W 20A. Output Current: 20A(max.)., 15A(suggested). Efficiency: ... more95%(24V to 12V, 20A). The buck module has 2 heat sink that could enhance heat dissipation.
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Free Shipping Condition: New Location: China i000000. æ–â°ã¥â»âºã§â½â€˜ã©â¡âµ 6 5A ... moreAdjustable Power CC/CV Step-down Charge Module LED Driver Voltmeter Ammeter Description: Specification: Module Properties: non-isolated constant current and voltage module Rectification: non-synchronous rectification Input voltage: 5V-30V Output voltage: 0.8V-29V Output current: adjustable maximum 5A Conversion efficiency: 95% the highest) Switching frequency: 300KHz Output ripple: 50mV(max) 20M bandwidth Load Regulation: ± 0.5% Voltage Regulation: ± 2.5% Operating Temperature: 40℃to +85℃ Size: 51* 26.3* 14(L* W* H) mm) Note: Due to the difference between different monitors. The picture may not reflect the actual color of the item. Thank you! Voltmeter Ammeter Measurement accuracy: 0.1% Refresh rate: about 200ms/ times Display: 0.28"digital tube Current Range 0A-5A Voltage range 5V-30V Display Color Red Storage Temperature:10℃ to +65℃ Input impedance: 50 milliohms Package includes: Adjustable Power CC/CV Step-down Charge Module LED Driver Voltmeter Ammeter x 1 Payment: We accept payment through Paypal ONLY. If you do not have Paypal account. Please registered with(http:www.paypal.com) Payment must be received within 5 days after auctions ended. Please do not bid if you are not intending to buy. Unpaid dispute will be filed to ebay for the non payable bidders. Shipping and handling: Return Policy: We are not responsible for custom duty or import tax. We will leave POSITIVE FEEDBACK after receiving the payment. Please contact us if your are not satisfied with the item after receive it. We could offer refund. And refund request is available only requests within a week after parcel received& returning the item as the same condition as received. We offer 100% refund if the item is broken before arrival. All you need to do is sending us the clear pictures to show it is broken. Defective situation must be noticed within 7 days after delivery. All items
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$5.45 Shipping Condition: New Location: Villa Park, United States Type: 400W boost constant current module. There are 2 heat sinks that would ensure a better heat dissipation. Module properties: non-isolated step-up ... moremodule (BOOST). Then adjust "CC-ADJ" clockwise to the current value you need.
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$3.50 Shipping Condition: New Location: China Module Properties: Non-Isolated Boost Module (BOOST). Do not use short circuit to adjust the current. The boost module circuit structure cannot be adjusted ... moreby short circuit. Constant current range: 0.2-10A.
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$2.99 Shipping Condition: New Location: China Output power: natural heat dissipation 50W (within 3.5A), enhanced heat dissipation 75W. It rotates clockwise to increase the set current. When the load ... morecurrent reaches the set current, it enters the constant current state, and the CC constant current indicator (red) lights up.
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$2.99 Shipping Condition: New Location: China Output power: natural heat dissipation 50W (within 3.5A), enhanced heat dissipation 75W. It rotates clockwise to increase the set current. When the load ... morecurrent reaches the set current, it enters the constant current state, and the CC constant current indicator (red) lights up.
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$3.00 Shipping Condition: New Location: China Instructions for use: Press the "Settings" button to display three display modes in a circular manner, the corresponding indicator lights will be on or ... moreoff, press the "Enter" button to save and exit, and press the "Enter" button alone to switch the backlight of the LCD screen.
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$3.76 Shipping Condition: Neu Location: China Output current: 0-5A. Module with crystal shell,safer and more beautiful. When you use the product, the module inputs and outputs to be isolated from ... moreground. Use as a step-down modules with overcurrent protection.
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$2.99 Shipping Condition: New Location: China Output power:
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$2.99 Shipping Condition: New Location: China Output power: natural heat dissipation 50W (within 3.5A), enhanced heat dissipation 75W. It rotates clockwise to increase the set current. When the load ... morecurrent reaches the set current, it enters the constant current state, and the CC constant current indicator (red) lights up.
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Free Shipping Condition: New Location: Raleigh, United States 1 x DC DC Automatic Boost/Buck Converter. Output power: 35W natural cooling, heat dissipation to enhance 50W. Input reverse protection: Yes. Current display ... moreresolution: 0.005A. Due to the difference between different monitors, the picture may not reflect the actual color of the item.
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Free Shipping Condition: New Location: United States Input Current: 16A (.). Designed with large heat sinks for better heat dissipation. Type: Non-isolated step up module (BOOST). This is a non-isolated ... moreDC power converter module with long service life.
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$1.95 Shipping Condition: New Location: China Output current: Natural heat dissipation is 3A,enhanced heat dissipation is 4A. Can boost and buck Conversion efficiency: 87%-91%(boost); 87%-89%(buck);. ... moreWhen it is close to fulled charging,blue light and green light turn on;when it is fulled charging,only the green light turn on.
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$2.88 Shipping Condition: New Location: China When you use the product, the module inputs and outputs to be isolated from ground. Input reverse polarity protection: None (if required, high current ... morediode in series with the input). Use as a LED constant current driver module.
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$9.99 Shipping Condition: New Location: China 800W 30A DC-DC Step Down Buck Converter High Power CV CC Adjustable MCU For Solar Power Charging. - Output power: 800W Max. - Output current: 30A Max. ... moreThe maximum output power of this module is 800W.
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$3.50 Shipping Condition: New Location: China Output power: 75W (max). Module nature: Asynchronous rectification, non-isolated, CC CV Buck module. Output current: 5A (max) above 3A to strengthen heat ... moredissipation. Load regulation rate: ±0.5%. Output ripple: ripple 50mmV 20M bandwidth.
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Free Shipping Condition: New Location: United States The step down regulator can apply to constant output current. 1 X DC DC Buck Converter 300W 20A. Output Current: 20A (max.)., 15A (suggested). Efficiency: ... more95% (24V to 12V, 20A). The buck module has 2 heat sink that could enhance heat dissipation.
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$8.00 Shipping Condition: New Location: China Output power: 800W Max. - Output current: 30A Max. The maximum output power of this module is 800W. - Solar step-down charging. When you need to adjust ... morethe current, remove R46 (the second resistor behind the current signal port).
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$3.00 Shipping Condition: New Location: China Large output power, good ventilation natural heat dissipation can be 280W / 12A (note that there is output power and output current limit). Output maximum ... morepower: 400W (need to add fan to heat sink and magnetic ring forced heat).
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$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.
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$2.60 Shipping Condition: New Location: China Output power: 35W under natural heat dissipation and 50W under air cooling. (2) Short-circuit output directly (short-circuit output directly! ). (For ... moreexample, when the current value of the product is 3.000A, the maximum current of the product can only reach 3A, and when the current reaches 3A, the liquid crystal will display "CC" status, otherwise the liquid crystal will display "CV" status.).
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$3.99 Shipping Condition: New Location: China fashionsuits{eBay Title(max 80 Characters) Description 1. Module Properties: non-isolated step-down constant current. Constant voltage module(CC CV) charging ... moremodule 2. Input voltage: DC 7-32V 3. Output voltage:DC 0.8-28V continuously adjustable 4. Output Current: 12A(when power tube\s temperature exceeds 65 degrees, please add cooling fan) 5. Constant current range: 0.2-12A( adjustable) 6. Turn lamp current: constant current value* 0.1) turn the lamp current and constant value linkage, such as constant current value is 3A, turn the lamp current is set to a constant current is 0.1 times(0.1* 3A = 0.3A) 7. Lowest pressure: 1V 8. Output Power: Maximum power is about 300W 9. Conversion efficiency: up to about 95% 10. Operating frequency: 300KHZ 11. Output ripple: 20M bandwidth 12. Input 24V Output 12V 5A ripple around 50mV(Excluding noise) 13. Output short circuit protection: Yes, constant current 14. Input Reverse Polarity Protection: None 15. Output prevent backflow: None 16. Wiring: Terminal 17. No-load current: Typical 20mA(24V switch 12V) 18. Load regulation: ± 1% constant) 19. Voltage regulation: ± 1% 20. Dynamic response speed: 5% 200uS 21. Potentiometer adjustment direction: clockwise(increase) counterclockwise(decrease) the potentiometer(CV) closed to the input voltage is used to regulate voltage, the potentiometer(CC) closed to output voltage is used to regulate current(CC) 22. Operating temperature: Industrial grade(40 °c to +85 °c) please note the actual use of the power tube temperature, high temperature heat strengthened please) 23. Indicator: dual color indicator, charging indicator light is red, the green light means fully charged( No load is green) 24. Size(approx) 65 x 47 x 22mm(L x W x H) Features 1. Fixed turn lamp current is 0.1 times the current value( Used to identify whether the battery is fully charged When charging) 2. Made from a dedicated benchmark IC and high-precision current sensing resistor, proving a more stable constant current, when 20℃ to
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$1.98 Shipping Condition: Brand New Location: China High output current, the max output current can reach 12A. Made from a dedicated benchmark for IC and high-precision current sensing resistor, proving ... morea more stable constant current, (when 20° to 100° constant current 1A, temperature drift less than 1%).
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$4.00 Shipping Condition: New Location: China Enter 36V x 10A x 720W, enter 48V x 20A x 960W, enter 60V x 20A x 1200W. 1 x 1200W 20A CC CV DC Boost Converter 8V-60V 12V-80V. Input current: 20A. Constant ... morecurrent range: Z large 20A. Short-circuit protection: There is (input 20A fuse) double short-circuit protection, use more secure.
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Free Shipping Condition: New Location: China Output power: 35W natural cooling; 50W: enhanced heat dissipation. LCD display: The converter is designed with LCD screen for easy reading. 1 X Power ... moreModule. Output current: 35W: 3A; 50W: 4A. Current resolution: 0.001A.
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$3.00 Shipping Condition: New Location: China Output current: 3A(MAX)-need to add heat sink. Module Properties: Non-isolated step-down module (buck). Full load temperature rise: 40℃. Short circuit ... moreprotection: current limiting, since the recovery.
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$2.99 Shipping Condition: New Location: China Type: Non-isolated boost module. Then adjust "CC-ADJ" clockwise to the current value you need. Because if the more energy is left in battery, the less ... morecharging current will be. Constant Current Range: 0.2A to 12A.
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$2.15 Shipping Condition: New Location: China With current limiting protection function, even if the output short circuit will not burn the module. (1) Used as an ordinary step-down module with overcurrent ... moreprotection ability;. (3) as a high-power LED constant current driving module;.
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$2.99 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.
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Free Shipping Condition: New Location: 金东区, China When the temperature is greater than 50 degrees or the current is greater than 1A, the fan starts automatically. Hardware protection: The input end is ... moreprotected against reverse connection, and reverse connection will not cause burning; the output end is short-circuit protected, and short circuit will not cause burning; the output end is protected against backflow, and there is no need to add an anti-backflow diode when charging the battery;.
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Free Shipping Condition: New Location: Fox Lake, United States Output power: 0~400W. output power 400W. Output current adjusting range: 0~8A. output current 0~8A. Can set automatically out when the module is powered ... moreon. Adopts two 0.8mm dual-wire winding high current inductors.
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Free Shipping Condition: New Location: Phoenix, United States The maximum current of module is 4A, which is limited by the maximum output power. For example, if the output is 17V, current should not be greater than ... more2A. Press any button to exit the protection interface.
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Free Shipping Condition: New Location: China (2) Set the constant current value (overcurrent protection value); (For example, the constant current value is 3.00A, then the maximum current of your ... moreproduct can only reach 3A, when the current reaches 3A, the liquid crystal will display the "CC" state, otherwise the liquid crystal will display the "CV" state.).
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$3.40 Shipping Condition: New Location: China Interface chip/clock timing. IOT/Functional Module. Audio device/micro motor. Display module/LED driver. Output anti-anti-irrigation protection: no, the ... moreoutput must be connected to the battery plus blocking diode, otherwise it will burn the module!
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Free Shipping Condition: New Location: United States High output current, the max output current can reach 12A. Output Power: Maximum power is about 300W. Made from a dedicated benchmark for IC and high-precision ... morecurrent sensing resistor, proving a more stable constant current, (when 20° to 100° constant current 1A, temperature drift less than 1%).
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Free Shipping Condition: New Location: Monroe Township, United States Short press U / I button again to switch to set constant current value. It can be seen that a certain bit of the constant current value is blinking. Turn ... morethe encoder knob to increase or decrease the value.
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Free Shipping Condition: New Location: China
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$3.89 Shipping Condition: New Location: China fashionsuits{eBay Title(max 80 Characters) Description 1. Module Properties: non-isolated step-down constant current. Constant voltage module(CC CV) charging ... moremodule 2. Input voltage: DC 7-32V 3. Output voltage:DC 0.8-28V continuously adjustable 4. Output Current: 12A(when power tube\s temperature exceeds 65 degrees, please add cooling fan) 5. Constant current range: 0.2-12A( adjustable) 6. Turn lamp current: constant current value* 0.1) turn the lamp current and constant value linkage, such as constant current value is 3A, turn the lamp current is set to a constant current is 0.1 times(0.1* 3A = 0.3A) 7. Lowest pressure: 1V 8. Output Power: Maximum power is about 300W 9. Conversion efficiency: up to about 95% 10. Operating frequency: 300KHZ 11. Output ripple: 20M bandwidth 12. Input 24V Output 12V 5A ripple around 50mV(Excluding noise) 13. Output short circuit protection: Yes, constant current 14. Input Reverse Polarity Protection: None 15. Output prevent backflow: None 16. Wiring: Terminal 17. No-load current: Typical 20mA(24V switch 12V) 18. Load regulation: ± 1% constant) 19. Voltage regulation: ± 1% 20. Dynamic response speed: 5% 200uS 21. Potentiometer adjustment direction: clockwise(increase) counterclockwise(decrease) the potentiometer(CV) closed to the input voltage is used to regulate voltage, the potentiometer(CC) closed to output voltage is used to regulate current(CC) 22. Operating temperature: Industrial grade(40 °c to +85 °c) please note the actual use of the power tube temperature, high temperature heat strengthened please) 23. Indicator: dual color indicator, charging indicator light is red, the green light means fully charged( No load is green) 24. Size(approx) 65 x 47 x 22mm(L x W x H) Features 1. Fixed turn lamp current is 0.1 times the current value( Used to identify whether the battery is fully charged When charging) 2. Made from a dedicated benchmark IC and high-precision current sensing resistor, proving a more stable constant current, when 20℃ to
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Free Shipping Condition: New Location: China Output power: The maximum power is about 300W. Output current: Max. Indicators: two-color indicator, red indicator during charging, green indicator after ... morecharging (green without load), indicator without constant current is red.
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$2.99 Shipping Condition: New Location: China Indicator : double color indicator. Constant accuracy and temperature: actual test, the module temperature changes from 25 degrees to 60 degrees, the ... morechange of the constant current value is less than 5% ( constant current value 5A).
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$2.99 Shipping Condition: New Location: China Input and output current adjustable: input current adjustable for constant current source, output current adjustable especially for high current charging ... moreof batteries, and high current charging of LiFePO4 batteries, basically covering all batteries.
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Free Shipping Condition: New Location: 金东区, China Output over-power protection: (0-250W, default 250W). Conversion efficiency: about 95%. Super energy protection: (0-9999WH adjustable, off by default). ... moreOutput power: 0-250W. Output current: 0.000-5.000A.
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