3.7V 4.2V Charger 12V Discharger Boost for diy UPS Module
SKU:
3412
In stock
- By using this module, you can build a UPS system that delivers a steady 12V power supply to various devices, including PTCL modems.
- 3.7V 4.2V Charger 12V Discharger Board DC DC Converter Boost Module for diy UPS mobile power 18650 lithium battery
- Output Current:<1.2A
- Output Frequency:DC-DC
- Weight:2.2g(with Pin),1.8g(no Pin)
- Output Type:SINGLE
- Type:DC/DC Converters
- Output Voltage:DC 12V
- Input Voltage:DC 4.5-8V
300W 20A Step Down Buck Converter Module Voltage Regulator
SKU:
1392
In stock
300W XL4016 DC-DC Max 9A Step Down Buck Converter Adjustable
SKU:
1496
In stock
Material: PCB board and electronic component
Input voltage: 5-40V
Output voltage: 1.2-35V (continuously adjustable)
Output Current: 9A (power tube temperature exceeds 65°C please add cooling fan)
Constant current range:0.2-9A ( adjustable )
Output Power: Maximum power is about 300W (power tube temperature exceeds 65°C please add cooling fan)
30cm Sync Mini 5P USB Cable USB-A to Mini 5P B Data Cable
SKU:
1067
In stock
3296W 101LF 101 100 Ohms 0.5W, 1/2W Variable Resistor Trimming Potentiometer
SKU:
2277
In stock
3296W 105LF 105 1MOhms 0.5W, 1/2W Variable Resistor Trimming Potentiometer
SKU:
2278
In stock
3296W 201LF 201 200 Ohms 0.5W, 1/2W Variable Resistor Trimming Potentiometer
SKU:
2284
In stock
38 pin DOIT ESP32 Development Board WiFi+Bluetooth Ultra-Low Power Consumption Dual Core ESP-32S ESP 32 Similar ESP8266
SKU:
1928
In stock
ESP32 wroom 32 ESP32-WROOM-32 DevKitC Development Board, ESP-32, 38-pin DevKitC Layout
This is a development board for the ESP-WROOM-32 module from Expressif Systems. A further development from the popular ESP8266 modules, this comes with both Wifi and Bluetooth. It is supported by the Arduino IDE, and also supports Micropython and there is developing support for NodeMCU Lua.
There are different variations of these development boards available. They offer similar capabilities but with different pinout configuration. This listing is for the 38 (2 x 19) pin layout, sometimes called the DevKitC Development board. It measures 55mm x 29mm x 14mm
Specifications
CPU Tensilica Dual Core 32-bit 240 MHz LX6 processor, integrated 520 Kb SRAM
Wifi 802.11 b/g/n/e/i
Bluetooth v4.2 BR/EDR and BLE
Memory 4 MByte Flash
Temperature Range -40 to 125 Deg C.
3S 25A Li-ion 18650 BMS PCM Battery Protection Board Balance Lipo Module
SKU:
1711
In stock
Over Charge voltage:4.25-4.35v±0.05v Over Discharge voltage: 2.3-3.0v±0.05v Max Working current:25A Max peak current:35-40A Working temperature:-40---+50 Storage Temperature:-40-- +80 Small current:50uA Life cycle:more then 30000 hours Resistance:Less than 100mΩ Short Cut : Protectable,Charge can repair
3S 40A Lithium Li-ion Battery Charger Protection BMS Board Balanced Version
SKU:
2422
In stock
3S 12.6V 40A lithium battery protection board
Scope: Nominal voltage of 3.6V, 3.7V lithium battery (including 18650,26650, polymer lithium battery)
Product Size: 42 * 55 * 3.4mm ( Enhanced Version), 42 * 60 * 3.4mm (Balanced version)
Product weight: 8.8g (enhanced version), 9.8g (balanced version)
Charging voltage: 12.6V - 13.6V
Continuous discharge current (upper limit): 40A (if the cooling environment is not good,
please reduce the load current use)
Continuous charge current (upper limit): 20A
3S 4S 4A Type-C DC 3.7V 5V Charging Discharge Integrated Step Up Battery Charger Module
SKU:
3384
In stock
TP4056 5VÂ 18650 TYPE-C USB lithium Battery Charger Module Charging Board With Protection
Input voltage: 4.35-6V (recommended voltage 5v)
Charge cut-off voltage: 4.2V +/- 1%
Maximum load current output: 1000 ma
Battery overcharge protection voltage: 4.28V
Battery Overcharge Boost Voltage: 4.00V
Battery discharge protection voltage: 3.0V
Battery discharge termination voltage: 3.2V
Battery: current 3A overcurrent protection
Board size: about 2.5 * 1.65CM
Indicator light: without charging the light not bright, the red light to recharge, it is full of green light.
Select options
This product has multiple variants. The options may be chosen on the product page
3S 60A Protection Charging Board PCM BMS 18650 Li-ion Lithium Battery for Drill Motor
SKU:
2369
In stock
Charging voltage: 12.6V - 13.6V
Type:enhanced version,balanced version
Model: BMS-60A-3S
Item:Battery Charger Protection Board
Scope of application: Suitable for lithium batteries with nominal voltage of 3.7V and full voltage of 4.2V
(including 18650, 26650, polymer lithium batteries, no size limit).
Continuous discharge current (upper limit): 60A (If the heat dissipation environment is not good,
please reduce the load current)
Continuous charging current (upper limit): 15A
Enhanced version version: Suitable for electric drills with a starting current of 120A or less and a power of 260W or less.
Balance version: Suitable for electric drills with starting current below 120A and power below 260W, with balanced
charging function.