|
|
Order by: Available to: This site contains affiliate links for which I may be compensated
|
Buy It Now
Free Shipping Condition: New Location: Duluth, United States This module is perfect for charging single cell 3.7V 1 Ah or higher LiPo cells such as 16550s and 18650s that don't have their own protection circuit.
Buy It Now
$2.99 Shipping Condition: New Location: China 10A DC Step Down. Interface chip/clock timing. IOT/Functional Module. Input reverse connect protection: no. Short circuit protection: yes. Audio device/micro ... moremotor. Module size:length 80mm width 53mm height 35mm.
Buy It Now
$3.20 Shipping Condition: New Location: China Output Current: rated current 2.5A/ 3A MAX ( Heat-sink Needed). Output short circuit protection: Yes, constant current (constant current setting values). ... moreTurn lamp current: constant current value (0.1), turn the lamp current constant current value Linkage.
Buy It Now
Free Shipping Condition: New Location: China Oxidized heat sink is better at cooling than original color aluminum heat sink. This module has well protection function, which can be applied to solar ... morebattery charging. Type: Non-isolated step up/down module.
Buy It Now
$3.59 Shipping Condition: 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%).
Buy It Now
$2.98 Shipping Condition: New Location: China 1200W 20A Step up Converter. Enter 36V 20A = 720W, input 48V 20A = 960W, input 60V 20A = 1200W. Module properties: non-isolated step-up module (BOOST). ... moreInput Current: 20A. 250W 10A Step up Converter.
Buy It Now
$2.99 Shipping Condition: New Location: China
Buy It Now
Free Shipping Condition: New Location: China Output power: 35W with natural heat dissipation, 50W with air cooling. Output current: 0~4.0A. 1 DC/DC power module. Current accuracy: ±0.5%+3 digits. ... moreSuper energy protection: (0~9999WH adjustable, default off).
Buy It Now
$3.50 Shipping Condition: New Location: China Arduino Module. Short circuit protection: yes. Module size:length 80mm width 53mm height 35mm. Output anti-reflux: no. Set key can set the display mode, ... morewhich is divided into 3 kinds Input reverse connect protection: no.
Buy It Now
Free Shipping Condition: New Location: Kansas City, United States 5x TP4056 5V 1A Lithium Battery Charging Protect Boards with either Micro USB or Type-C inputs. The USB port is exclusively for charging. Short-Circuit ... moreProtection: Automatically cuts off in the event of a short circuit.
Buy It Now
$3.00 Shipping Condition: New Location: China Output power: natural heat dissipation 35W; strengthen heat dissipation 50W. - Anti-reverse connection protection of input end, so that it will not burn ... moreout when there is reverse connection. Short press U / I button again to switch to set constant current value.
Buy It Now
Free Shipping Condition: New Location: China Output power: 15W. 3 Way Relay Module with Optocoupler Isolation High Level Trigger Relay Board. Due to the light and screen difference, the item's color ... moremay be slightly different from the pictures. 2.4GHz microstrip bandpass filter WiFi ZigBee BT filter filter out clutter.
Buy It Now
$1.95 Shipping Condition: New Location: China Power up to 250W. Module properties: non-isolated step-up module (BOOST). Module size: Length 70mm width 42mm height 13mm. Single module: 50 g. 1 PCS ... morex Module. Input reverse polarity protection: Yes.
Buy It Now
$3.00 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.
Buy It Now
Free Shipping Condition: New Location: Brentwood, United States A fan is required if the module temperature exceeds 65°C.
Buy It Now
Free Shipping Condition: New Location: United States Made from a dedicated benchmark for IC and high-precision current sensing resistor, proving a more stable constant current, (when 20° to 100° constant ... morecurrent 1A, temperature drift less than 1%). Particularly suitable for LED driver.
Buy It Now
Free Shipping Condition: New Location: United States Made from a dedicated benchmark for IC and high-precision current sensing resistor, proving a more stable constant current, (when 20° to 100° constant ... morecurrent 1A, temperature drift less than 1%). Particularly suitable for LED driver.
Buy It Now
$3.20 Shipping Condition: New Location: China Output power: 150W maximum 300W. The booster module uses a large heat sink to ensure heat dissipation. The boost module adopts large heat sink to ensure ... moreheat dissipation; four high-power tubes; three-wire and winding iron-silicon-aluminum magnetic ring inductance, unsaturated, further reducing heat loss, thickening 1.6 circuit board, increasing stability, input and output using high The low-frequency and low-resistance capacitors greatly reduce the output ripple.
Buy It Now
Free Shipping Condition: New Location: Monroe Township, United States Output power: natural heat dissipation 35W; strengthen heat dissipation 50W. - Anti-reverse connection protection of input end, so that it will not burn ... moreout when there is reverse connection. Short press U / I button again to switch to set constant current value.
Buy It Now
Free Shipping Condition: New Location: Jamaica, United States Over-Power Protection:Module will turn OFF output automatically if output power is more then 15W. It will display ‘OPP’. User need reduce load power and ... morethen press ‘ON/OFF’ button. Comfortable outer casing.
Buy It Now
Free Shipping Condition: New Location: United States 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
Buy It Now
$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
Buy It Now
Free Shipping Condition: New Location: Brentwood, United States 1 X DC DC Buck Converter 300W 20A. The step down regulator can apply to constant output current. Output Current: 20A (max.)., 15A (suggested). Efficiency: ... more95% (24V to 12V, 20A). The buck module has 2 heat sink that could enhance heat dissipation.
Buy It Now
$3.40 Shipping Condition: New Location: China 2S 3A 7.4V/8.4V ； 2S 5A 7.4V/8.4V. 2S 2-3A 5-8.4V Red. 2S 4A 7.4V. 3S 4A 10.8V-12.6V. 10.8V (3.6V x 3S) lithium battery. 11.1V (3.7V x 3S) lithium battery. ... more12.6V (4.2V x 3S) lithium battery. 3S 8A 12.6V.
Buy It Now
$3.50 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.
Buy It Now
Free Shipping Condition: New Location: China (If input 24V, the maximum output power=24V 30A = 720W). Type: Non‑isolated step‑up module (BOOST). This is a non‑isolated DC power converter module with ... moreservice life. ( module cannot directly adjust current by short circuit).
Buy It Now
$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).
Buy It Now
$3.50 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
Buy It Now
$3.00 Shipping Condition: New Location: China For larger output current, two modules can be used in parallel. For example, the output needs 10A, and the two modules can be connected in parallel, and ... morethe output current of each module can be adjusted to 5A.
Buy It Now
Free Shipping Condition: New Location: United States Output Current: 20A(max.)., 15A(suggested). Efficiency: 95%(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.
Buy It Now
$3.20 Shipping Condition: New Location: China High power, high efficiency, better performance than XL6009 / LM2577 program. Iron silico aluminum magnetic ring inductance, high efficiency. Constant ... morecurrent mode without electric whistle. 3A Without display.
Buy It Now
$2.99 Shipping Condition: New Location: China Output power: Fanless version 35W, fan version 60W. Power protection: 60W. Over-current protection: 6A. (2) Directly connect the output end with a short ... moreline (can directly short the output end!). Hardware protection: the input end is protected against backconnection, which will not burn out;The output end is anti-reverse irrigation, and it is unnecessary to add anti-reverse irrigation diode when charging the battery.
Buy It Now
Free Shipping Condition: New Location: Brentwood, United States When the temperature is greater than 50 ℃ or the current is greater than 1A, the fan will start automatically. Super capacity protection (0-60Ah adjustable, ... moreclosed by default). Output overcurrent protection (0-5A adjustable, default 5A).
Buy It Now
Free Shipping Condition: New Location: Phoenix, United States , 15A(Suggested). 300W 20A Constant Current Module. Output Current: 20A(Max.). Efficiency: 95%(24V to 12V, 20A). Large Current Designed:Step Down Module ... moreis Designed with 75V/80A Large Current Dual MOS Tube.
Buy It Now
$0.56 Shipping Condition: New Location: China Features: Output ripple- is small and filter is available; Thicken radiator- fins.
Buy It Now
$3.77 Shipping Condition: Neu Location: China One-piece molding frosted panel, high-quality aluminum alloy knob cap, feel good. Input anti-reverse connection: Yes. Output over power protection: (0 ... more-82W adjustable, default 82W). Soft start: Yes. Super energy protection: (0~9999WH adjustable, default off).
Buy It Now
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
Buy It Now
$3.50 Shipping Condition: New Location: China Boost Step Down Converter only, other accessories demo in the picture is not included! Arduino Module. After selecting all, the corresponding one will ... morebe displayed in reverse blue. 1 x Boost Step Down Converter.
Buy It Now
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.
Buy It Now
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.
Buy It Now
$2.99 Shipping Condition: New Location: China Output power: 35W natural cooling, heat dissipation to enhance 50W. With heat sink, send module support isolation column. Output ripple small, LC filter;. ... moreShort circuit protection: yes. Soft-start: Yes (very powerful with load startup, startup may fail).
Buy It Now
$3.00 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.
Buy It Now
$3.75 Shipping Condition: New Location: China Module type:3.7V Lipo Lithium Li-ion 18650 Battery Charging Board. This module is used for single lithium charging, take power from USB charging port. ... moreInput interface: mini USB. Model 1: Mini USB input.
Buy It Now
$1.50 Shipping Condition: New Location: China Output power: 80W. Output current: 0~5.0A. Current accuracy: +/-0.5% + 3 words. Output overcurrent protection: 0~5.2A adjustable, default 5.2A. Output ... moreoverpower protection: 0~82W adjustable, default 82W.
Buy It Now
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.
Buy It Now
Free Shipping Condition: New Location: Jamaica, United States When you use the product, the module inputs and outputs to be isolated from ground.2. (3)Connect LED, work. Output power: 75W5. High efficiency up to ... more96%6. Built in thermal shutdown function7.Built in current limit function8.Built in output short protection function9.Input reverse polarity protection: None (if required, high current diode in series with the input).10.
Buy It Now
Free Shipping Condition: New Location: Brentwood, United States High power, high efficiency, 5A, low ripple;. With current limiting protection, the module will not burn out even if the output is short circuited. Module ... morefeatures.
Buy It Now
$3.50 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.
Buy It Now
Free Shipping Condition: New Location: United States (If input 24V, the maximum output power=24V 30A = 720W). Type: Non‑isolated step‑up module (BOOST). This is a non‑isolated DC power converter module with ... morelong service life. ( module cannot directly adjust current by short circuit).
Buy It Now
Free Shipping Condition: New Location: Whippany, United States This module is perfect for charging single cell 3.7V 1 Ah or higher LiPo cells such as 16550s and 18650s that don't have their own protection circuit. ... moreNote: The USB port is for charging only.
Buy It Now
$3.40 Shipping Condition: New Location: China IOT/Functional Module. Audio device/micro motor. Short circuit protection: yes. Module size:length 80mm width 53mm height 35mm. Output anti-reflux: no. ... moreSet key can set the display mode, which is divided into 3 kinds.
Buy It Now
Free Shipping Condition: New Location: Jamaica, United States 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.
Buy It Now
$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.
Buy It Now
$2.99 Shipping Condition: New Location: China Output power: less than 15W (when the output power is greater than 15W, the output is automatically turned off, the display shows -OP-, after reducing ... morethe negative cutoff power, press the ON/OFF button to solve), when the input current is too large, it may be due to temperature protection.
Buy It Now
$3.20 Shipping Condition: New Location: China Hope you could understand.
Buy It Now
$2.99 Shipping Condition: New Location: China Statistical error of capacity and energy: ±2%. Output power range: 0-480.0w. The screen supports four-way rotation. Output current range: 0-8.000A. Typical ... moreoutput ripple: 100mv VPP. The cooling fan is turned on: current>2A power>50W temperature>50℃.
Buy It Now
$4.32 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
Buy It Now
Free Shipping Condition: New Location: Brentwood, United States Input 24V Output 12V 5A ripple around 50mV ( excluding noise ). No-load current : Typical 20mA (24V switch 12V). Output short circuit protection : Yes, ... moreconstant current. Constant current range :0.2-8A ( adjustable ).
Buy It Now
$2.99 Shipping Condition: New Location: China
Buy It Now
Free Shipping Condition: New Location: China Eyelash Lifting and Tint Kit Semi-Permanent Brow Lift Lashes Lamination Kit US. Professional Garden Pruning Shears Brush Cutter Plant Trim Branch Scissors ... moreTools. 136.99 USD. Mini Multifunctional Keychain Portable Stainless Steel Pocket Tools forCamping.
|
|
|
|