14V 1A DC output battery charging circuit board with charging LED indicator 67mm x 37mm x 25mm (AC to DC)

Specification:-

1. Input voltage: 220V AC
2. Output voltage: 14V DC
3. Output current: 1A
4. Frequency : 40HZ/60HZ
5. Inbuilt over voltage, over current, and short circuit protection
6. Simple and easy-to-use design
7. Fast transient response

Diy Mini Direction Control Led kit ( Battery Holder, Push Connector, Switch, Led’s, Cell’s) with User Manual and Video Tutorial

Specification:

• 100% Best quality and Branded Products
• Diy Mini Direction Control Led kit
• The kits are easy to assemble and come with a build guide
• Very easy to make and the parts are easy to find
• Excellent choice for a starter pack

3watt 220v LED circuit PCB board

Specification:-

• Length x Width of PCB: ~35mm x 25mm.
• The thickness of PCB: 1~2mm.
• Led on Single PCB: 4.
• Input Voltage:- 220V AC.
• Power Rating: 3W.

4 channel DC LED chaser with adjustable speed (41mm x 28mm)

Specification:-

• Led chaser circuit with 4 LED outputs
• Variable frequency.
• Best for making electronic projects.
• Ideal for making LED dice projects.

LM3914 Logarithmic LED dot or bar display driver 18 pins IC pack of 50pcs

Specification

1. Analog controlled LED Driver IC
2. Number of controllable LEDs : 10
3. Operating voltage :  3V to 18V
4. Input analog voltage range : 1.2V to 12V
5. LED sink current :  2mA to 30mA (programmable)
6. Both Dot and Bar display mode available

LM3914 Logarithmic LED dot or bar display driver 18 pin IC pack of 2pcs

Specification

1. Analog controlled LED Driver IC
2. Number of controllable LEDs : 10
3. Operating voltage :  3V to 18V
4. Input analog voltage range : 1.2V to 12V
5. LED sink current :  2mA to 30mA (programmable)
6. Both Dot and Bar display mode available

LM3915 Logarithmic LED dot or bar display driver 18 pins IC pack of 50pcs

Specification

1. Analog controlled LED driver IC with logarithmic output
2. Operating Voltage :  3V to 25V
3. Reference Voltage :  1.2V to 12V
4. Power dissipation : 1365 mW
5. Number of pin : 18
6. Number of controllable LED's : 10
7. Drives LEDs, LCDs, or Vacuum Fluorescents

AN6884 Logarithmic 5 dot LED driver SIP 9 pins IC pack of 50pcs

Specification

1. 5 dot LED bar logarithmic IC
2. Operating voltage range :  5V to 16 V
3. Circuit voltage : 6V
4. Supply current  : 12A
5. Power dissipation :  1100mW
6. Constant current output :  15 mA
7. Inbuilt high gain amplifier: 26 dB
8. Number of pin : 9
9. Low noise immunity

AN6884 Logarithmic 5 dot LED driver SIP 9 pin IC pack of 2pcs

Specification

1. 5 dot LED bar logarithmic IC
2. Operating voltage range:  5V to 16 V
3. Circuit voltage: 6V
4. Supply current: 12A
5. Power dissipation:  1100mW
6. Constant current output:  15 mA
7. Inbuilt high gain amplifier: 26 dB
8. Number of pins: 9
9. Low noise immunity

LM3914 Logarithmic LED dot or bar display driver 18 pins IC pack of 10pcs

Specification

1. Analog-controlled LED Driver IC
2. Number of controllable LEDs: 10
3. Operating voltage:  3V to 18V
4. Input analog voltage range: 1.2V to 12V
5. LED sink current :  2mA to 30mA (programmable)
6. Both Dot and Bar display modes are available

AN6884 Logarithmic 5 dot LED driver SIP 9 pins IC pack of 10pcs

Specification

1. 5-dot LED bar logarithmic IC
2. Operating voltage range:  5V to 16 V
3. Circuit voltage: 6V
4. Supply current: 12A
5. Power dissipation:  1100mW
6. Constant current output:  15 mA
7. Inbuilt high gain amplifier: 26 dB
8. Number of pins: 9
9. Low noise immunity

6 channel DC LED chaser with adjustable speed pack of 1pcs

PRODUCT SPECIFICATIONS:-

• Led chaser circuit with 6 led outputs.
• Variable frequency.
• Best for making electronic projects.
• Ideal for making led dice project.

10 channel DC LED chaser with adjustable speed

Specifications:-

• Led chaser circuit with 10 led outputs.
• Variable frequency.
• Best for making electronic projects.
• Ideal for making led dice projects.

6 channel AC LED chaser pack of 1pcs

Specification:-

• Operating voltage: 180V to 220V
• Each channel is 20 Watt Operating
• Led chaser circuit with 6 led outputs
• Variable frequency.
• Best for making electronic projects.
• Ideal for making LED projects.

6 channel DC LED chaser with adjustable speed pack of 5pcs

PRODUCT SPECIFICATIONS:-

• Led chaser circuit with 6 led outputs.
• Variable frequency.
• Best for making electronic projects.
• Ideal for making led dice project.

6 channel DC LED chaser with adjustable speed pack of 10pcs

PRODUCT SPECIFICATIONS:

• Led chaser circuit with 6 led outputs.
• Variable frequency.
• Best for making electronic projects.
• Ideal for making led dice project.

5 channel 220V AC LED chasers pack of 5pcs

Specification:-

1. Operating voltage : 180V to 220V
2. Led chaser circuit with 6 led outputs
3. Variable frequency.
4. Best for making electronic projects.
5. Ideal for making LED DIY projects.

5 channel 220V AC LED chasers pack of 10pcs

Specification:-

1. Operating voltage: 180V to 220V
2. Led chaser circuit with 6 led outputs
3. Variable frequency.
4. Best for making electronic projects.
5. Ideal for making LED DIY projects.

5V 2.4A Dual USB Micro/Type-C Power Bank Module with LED Display ( 6.5 x 2.5 )cm

Specification

1. Output voltage 5V
2. Output Current: 2.4 A
3. Input Voltage B+ to B-: 0 - 0.2V
4. Type power bank charging
5. Dimension  6.5cm x 2.5cm

3 channel DC LED chaser with adjustable speed Pack of 1pcs

Specification:-

• High quality
• LED chaser circuit with 3 LED outputs
• 100k Persist for adjust speed and time
• Package include :- 1pcs 3 channel LED chaser
• Best for making electronic projects.

(1.5v x 8v) 8 LED driver circuit 220V Transformer less Capacitive Power Supply

Specification:-

• Input voltage : 220V AC
• (1.5v x 8v) 8 LED driver
• Fuse are available in the circuit board
• Fast transient response
• Inbuilt over voltage, over current, and short circuit protection

Continuity tester with LED light 3V button cell battery

Specification

• Comes with pre-installed 
• 3V button cell battery
• A LED light indicator
• Easy to handle and operate
• Hard plastic body

SW1801 – Vibration sensor module

Specifications:-

• Operating Voltage: 3.3V to 5V DC
• Operating Current: 15mA
• LEDs indicating output and power
• Small, cheap, and easily available
• Bolt holes for easy installation

Micro LED Bulb Making Machine Tool kit Combo for Raw Material

Specifications:-

• Lightning Product
• To start the LED business
• Tikki pressing machine
• Punching machine
• Heat sink compound screws soldering items

Package includes:- 2 PCB LED circle and square shape,  wire cutter, Raw material for LED bulb, screwdriver, heat sink paste, Tikki pressing machine, soldering iron, screws, LED bulb punching machine, and HPF 11 LED driver.

3 channel DC LED chaser with adjustable speed (40mm x 30mm)

Specification:-

• Led chaser circuit with 3 led outputs.
• Variable frequency.
• Best for making electronic projects.
• Ideal for making led dice projects.

6 channel DC LED chaser with adjustable speed (39mm x 33mm)

Specification:-

• Led chaser circuit with 6 led outputs.
• Variable frequency.
• Best for making electronic projects.
• Ideal for making led dice projects.

Multi channel DC LED chaser with adjustable speed (53mm x 35mm)

Specification :-

• It is 10-channel circuit
• LED chaser circuit with multi-led outputs
• Variable frequency.
• Best for making electronic projects.
• Ideal for making LED dice projects.
• It has 2 Channel, 3 Channel, 4 Channel, 5 Channel , 6 Channel,  7 Channel, 8 Channel, 9 Channel, and a 10-channel LED Chaser pad

KA2281 5-Dot Dual Led Level Meter Driver 16 DIP IC Pack of 10

Specification:-

• Supply Voltage: 16V
• D Terminal Output Current: 30mA
• Power Dissipation: 600mW
• Operating Temperature: -20°C + 70°C
• Storage Temperature: -40°C + 125°C

Wireless HI-FI Circuit Modules with in-Built Bluetooth and 5 watt Amplifier for Mono Speaker with LED

Specifications:-

• Connector Type: Bluetooth
• Audio Output Type: Speakers
• Working voltage: 5V
• Material: Plastic
• Excellent sound quality
• Can connect speakers directly

Emergency LED Light Circuit PCB Board with Auto Cut & Charging Indicator

Specification:-

• Power Source: DC
• Input Voltage: 12V DC (typical)
• Relay: High-current relay for reliable switching
• Charging Indicator: LED indicator showing charging status
• Dimensions: 44mm x 45mm (approx)

Emergency LED Light Circuit PCB Board

Specification:-

• Auto-Cut Function
• High Efficiency
• Female Socket: 6.3mm
• Dimensions: 42.5 x 27mm
• LED indicator that shows the charging status
• High-quality PCB material

Emergency LED Light Circuit PCB Board with Dual Charging Port

Specification:-

• Auto-Cut Function
• High Efficiency
• Charging Ports: Dual ports - B-TYPE and 6.3 SOCKET
• Dimensions: 33 x 21mm
• LED indicator that shows the charging status
• High-quality PCB material

L298N Motor Driver Circuit Board

Specification

1. Driver module : L298N
2. Driver chip : Double H bridge
3. Motor supply voltage (Max.): 46V
4. Motor supply current (Max.): 2A
5. Logic voltage :  5V
6. Driver voltage :  5V to 35V
7. Driver current : 2A
8. Logical current : 0-36mA
9. Maximum power :  25W

DC-DC 0.9V to 5V Converter USB Step Up Power Boost Modules Mini PFM Control pack of 10pcs

Specification:-

1. 100% branded and high quality product
2. Input voltage  :  0.9V to 5V
3. Output voltage :  5V
4. Led indicator
5. Mini PFM control
6. High conversion efficiency

3 USB 5V 1A Mobile power bank charger controllers modules pack of 50pcs

Specification:-

1. Charging Voltage:  5V DC
2. Charging Current:  1000mA or 1A
3. LED indication is provided
4. USB Output Voltage:  DC 5V
5. USB Output Current:  1200mA
6. Charging Interface  : 3 Micro USB port

2W10 - 2A 1000V Bridge Rectifier diodes pack of 50pcs

Specifications

• Max Surge Current:2A
• Reverse Voltage:1000V
• Forward Voltage VF Max: 1.1V
• Operating Temperature Max: 125°C
• Operating Temperature Min: -55 °C

10.2cm x 7.6cm Copper clad plain printed circuit board or PCB pack of 2pcs

Specification:-

1. Copper clad coating PCB
2. Dimension : 10.2cm x 7.6cm
3. Board thickness : 1 mm
4. Circuit printing : single side
5. High wear and tear properties
6. Excellent heat resistance

2N3055 Audio power amplifier NPN Transistors box of 100pcs

Specification

1. Voltage across collector-emitter  :  60V DC
2. Current through collector  :  15A DC
3. Voltage across base-emitter  :  7V DC
4. Current through base  :  7A DC
5. Voltage across collector-base  :  100V DC
6. Total power dissipation  :  115W

2W10 - 2A 1000V Bridge Rectifier diode pack of 5pcs

Specifications

• Max Surge Current:2A
• Reverse Voltage:1000V
• Forward Voltage VF Max: 1.1V
• Operating Temperature Max: 125°C
• Operating Temperature Min: -55 °C

BT136-600D Transistor TRIAC 600V 4A pack of 5pcs

Specifications

1. Maximum terminal current: 4A
2. On-state gate voltage: 1.4V
3. Gate trigger current: 10mA
4. Max terminal voltage: 600 V
5. Holding current: 2.2mA
6. Latching current: 4mA
7. Package includes: 5 pieces

100K ohm ( Ω ) vertical preset variable resistors ( 104 ) pack of 50pcs

Specifications

1. Type: preset variable resistor (trim pot)
2. Resistance value: 100K Ω
3. Max. operating voltage: 50V DC
4. Rotation: single turn
5. Resistance Tolerance: ±30%
6. Rotational cycles: 20 cycles

LM2596 DC to DC Buck Converter Adjustable Step down power supply module pack of 1pcs

Specifications:-

1. Input voltage : 3V to 40V
2. Output voltage : 1.5V to 35V(Adjustable)
3. Output current : 2A to 3A
4. Module Properties : non-isolated constant voltage module
5. Rectification : non-synchronous rectification
6. Short circuit protection : current limiting

T6845-B Power bank charging circuit modules pack of 50pcs

Specification:-

• Charging Voltage:  5V DC
• Charging Current:  1mA
• LED indication
• USB Output Voltage:  DC5V
• USB Output Current:  1200mA
• Charging Interface:  Micro USB port
• Use Battery :- 18650, 3.7V, 12000mah

Dual USB Output 5V 2.1A Power bank charging modules with digital 7 segment display indicators pack of 50pcs

Specifications:

• Material: Alloy.
• Type: Single screwdriver.
• Handle PVC Molded.
• Total length: 130 mm.
• External rod length: 75 mm.
• Rod thickness: 3 mm.
• Weight: 15 gms.

JZ6864 Single USB 5V 1A Power bank charging modules pack of 50pcs

Specification:-

1. Charging Voltage:  5V
2. Charging Current:  1mA
3. LED indication
4. USB Output Voltage:  5V/2A
5. Dimensions: 71.5 x 18mm
6. Charging Interface:  Micro USB port
7. The battery must be connected in parallel rather than in series.

Wireless HI-FI boombox circuit modules with in-built bluetooth and 5 watt amplifier for direct speaker pack of 50pcs

Specification

1. Working voltage:  5V
2. Output current:  5 Watt
3. Support  :  mp3/bluetooth/USB/aux/FM
4. Excellent sound quality
5. Convenient
6. Cheap and easy to install

TPA3110 XH-A232 30W + 30W Dual Channel digital stereo audio power amplifier modules pack of 50pcs

Specification

1. Operating voltage:  12V to 24V
2. Output Power:  30W+30W
3. Dual channel
4. Chip name  :  TPA3110
5. Output impedance  :  4 to 8 ohm (Ω)
6. Supply current  :  more than 3A

Wireless HI-FI boombox circuit modules with in-built bluetooth and 5 watt amplifier for direct speaker pack of 10pcs

Specification

1. Working voltage:  5V
2. Output current:  5 Watt
3. Support  :  mp3/bluetooth/USB/aux/FM
4. Excellent sound quality
5. Convenient
6. Cheap and easy to install

JZ6864 Single USB 5V 1A Power bank charging modules pack of 10pcs

Specification:-

1. Charging Voltage:  5V
2. Charging Current:  1mA
3. LED indication
4. USB Output Voltage:  5V/2A
5. Dimensions: 71.5 x 18mm
6. Charging Interface:  Micro USB port
7. The battery must be connected in parallel rather than in series.

DC-DC 0.9V to 5V Converters USB Step Up Power Boost Modules Mini PFM Control pack of 50pcs

Specification:-

1. 100% branded and high-quality product
2. Input voltage:  0.9V to 5V
3. Output voltage:  5V
4. Led indicator
5. Mini PFM control
6. High conversion efficiency

PAM8403 HW104 5V Two channel stereo 3W+3W audio amplifier modules pack of 10pcs

Specification

1. 2 channels 3 W PAM8403 audio amplifier
2. Output Power:  3W + 3W
3. Working Voltage  :  2.5 to 5.5V
4. Board Size  :  22 x 18 mm
5. High amplification efficiency

T6845-B Power bank charging circuit modules pack of 10pcs

Specification:-

• Charging Voltage:  5V DC
• Charging Current:  1mA
• LED indication
• USB Output Voltage:  DC5V
• USB Output Current:  1200mA
• Charging Interface:  Micro USB port
• Use Battery :- 18650, 3.7V, 12000mah

25W 230V Yellow color high quality Soldering iron for small soldering work

Specification

1. Operating voltage : 200V to 230V
2. Power rating : 25W
3. Color : Yellow
4. Cable length : 130cm or 1.30meter
5. Cool handle grip
6. Low leakage current
7. Constant tip temperature
8. Quick in attaching working temperature

HT12E Encoder DIP 18 pins IC for remote control system pack of 10pcs

Specification

1. Function: DIP Encoder IC
2. Number of pins: 18
3. Operating voltage range: 2.4V to 12V
4. Data code has a positive polarity
5. Low standby current: 0.1µA at 5V
6. Built-in oscillator
7. Low power and high noise immunity

IRF840 500V 8A N-channel Power Mosfet

Specification:-

1. N-Channel Power MOSFET
2. Continuous drain current : 8A
3. Gate threshold voltage : 10V (limit = ±20V)
4. Drain to source breakdown voltage: 500V
5. Drain source resistance : 0.85 Ohms
6. Rise time and fall time : 23nS and 20nS

LM386 Low power audio frequency amplifier 8 pin IC pack of 2pcs

Specification

1. Low power audio frequency amplifier IC
2. Supply voltage : 4V to 15V
3. Quiescent power :  24mW at 6V
4. Analog input voltage :  0.4V
5. Voltage Gain :  20 to 200 (26dB to 46dB)
6. Speaker impedance :  4Ω
7. Short circuit protection outputs

100K ohm ( Ω ) vertical preset variable resistor ( 104 ) pack of 5pcs

Specifications:-

1. Type : preset variable resistor (trimpot)
2. Resistance value: 100K Ω
3. Max. operating voltage : 50V DC
4. Rotation: single turn
5. Resistance Tolerance : ±30%
6. Rotational cycles: 20 cycles

TG113 Bluetooth speaker circuit board modules pack of 50pcs

Specification

1. New and improve microchip technology
2. Working voltage  :  3.7V-5V DC
3. Inbuilt sound sensor or mic for recording purposes
4. Support  :  mp3/bluetooth/USB/aux/FM
5. Push buttons for easy handling
6. Excellent sound quality
7. Widely use in portable speakers
8. Can drive a normal speaker directly

10K ohm ( Ω ) vertical preset variable resistors ( 103 ) pack of 20pcs

Specifications

1. Type                                  : preset variable resistor (trimpot)
2. Resistance value             : 10K Ω
3. Max. operating voltage : 50V DC
4. Rotation                           : single turn
5. Resistance Tolerance    : ±30%
6. Rotational cycles            : 20 cycles

L293D Quadruple half-H driver or motor driver 16 pins IC pack of 50pcs

Specification

1. Quadruple high current half-H driver IC
2. Or motor driver IC
3. Supply voltage : 5V to 7V
4. Output voltage : 5V to 36V
5. Max. current : 600mA
6. Number of pin : 16
7. Peak output current : 1.2A

BD140 General purpose PNP transistor pack of 20pcs

Specification:-

1. Transistor Type  :  PNP transistor
2. Max Collector Current  :  -1.5A
3. Max Collector-Emitter Voltage  :  –80V
4. Max Collector-Base Voltage  :  –80V
5. Max Emitter-Base Voltage  :  –5V

TG113 Bluetooth speaker circuit board modules pack of 10pcs

Specification

1. New and improve microchip technology
2. Working voltage  :  3.7V-5V DC
3. Inbuilt sound sensor or mic for recording purposes
4. Support  :  mp3/bluetooth/USB/aux/FM
5. Push buttons for easy handling
6. Excellent sound quality
7. Widely use in portable speakers
8. Can drive a normal speaker directly

KCX BT002 bluetooth 4.2 Wireless stereo audio receiver circuit modules pack of 50pcs

Specification

1. Working voltage:  Dc 3.3V to 5.0 V
2. Provide good sound quality
3. Easy to set up with other amplifiers
4. Very low power consumption
5. Very small size

TPA3116 Dual channel stereo 2 x 50W audio amplifier circuit modules pack of 10pcs

Specification

1. Dual channel
2. Output power:  50W+50W
3. New filter less design
4. Excellent sound quality
5. Operating voltage  :  12V to 24V
6. Current handling capacity  :  3A
7. IC name  :  TPA3116
8. Can easily drive small speakers

TDA2030 3 TR 2.1 Home theater 60 watt audio amplifier circuit board

Specifications:-

1. 100% Brand new and premium quality
2. 2.1 channel - 60 Watt Home theater audio board
3. Pleasant sound and bass boosted
4. Bigger heatsink for longer playback
5. Power up to 3 amp support

Combo of General Purpose Circuit Board | Male & Female Berg Strip (5 pcs each)

Package content:

• General Purpose PCB board directly from the Manufacturer (15*10)
• Material : FR2 PREMIUM QUALITY Copper Clad Phenolic.
• Holes provided : Yes
• Female berg strip * 5 pieces (40 pins each strip)
• Male berg strip * 5 pieces (40 pins each strip)

2N3773 Powerful 4TR 250W high quality audio amplifier circuit board

Specifications:-

• The 2N3773 power transistors are designed for high-power audio
• Powerful Stereo HI-FI Sound, 2 channel Stereo Input & Output
• It is an upgraded version of the circuit board with more power and sound quality
• Input Supply: 18-0-18 volt, 5 Amp
• NOTE: Don't connect with 12-0-12 volt
• Premium-quality circuit board connected with all volume, base, & triple potentiometers.

12V DC to 220V AC 100 watt convertor circuit board 124mm x 74mm x 35mm (DC to AC convertor)

Specification

1. Input voltage : 12V DC
2. Output voltage : 220V AC
3. Power rating : 100Watt
4. Frequency : 50HZ/60HZ
5. Inbuilt over voltage, over current, and short circuit protection
6. Simple and easy to use design
7. Fast transient response
8. It's capable of operating CFL bulbs, LED bulbs, bulb, Light Charger, etc.
9. It's not capable of electromagnetic transformer devices

Small Audio amplifier circuit board with TEA2025B IC

Specification:-

1. 100% branded and tested genuine product
2. Working voltage  :  3V to 15V
3. Use external speakers for a sound connection
4. Speakers do not come with this board
5. Small, durable, and light
6. IC  :  TEA2025B

Combo of 6283 IC Stereo Circuit Board and Bluetooth with Remote

Specifications:

• 100% OK Tested Product
• combo of 6283 IC Stereo Circuit Board and Bluetooth FM Audio Player Decoder Module Kit
• In 6284 IC you can give sound input from other sound sources like Mobile, TV, DVD, Computer, Projector
• Bluetooth FM Support MP3/USB/TF/AUX/FM/BLUETOOTH

Small 12V stereo circuit board with single 6283 IC

Specification:-

1. 100% branded and tested genuine product
2. Working voltage  :  12V
3. Use external speakers for a sound connection
4. Speakers do not come with this board
5. Small, durable, and light
6. IC  :  single 6283

KCX BT002 bluetooth 4.2 Wireless stereo audio receiver circuit modules pack of 10pcs

Specification

1. Working voltage:  Dc 3.3V to 5.0 V
2. Provide good sound quality
3. Easy to set up with other amplifiers
4. Very low power consumption
5. Very small size and lightweight

Aluminum heatsink for IC or MOSFET or Transistor or SCR pack of 5pcs

Specifications

1. Product Name : IC Heatsink
2. Material : Aluminum
3. Color : Silver Tone;
4. Screw Hole Día : 5mm "
5. Overall Size : 31 x 10x 20mm (L*W*H)

12V DC to 220V AC 100 watt inverter circuit motherboard 82mm x 43mm x 23mm (DC to AC convertor)

Specification

1. Input voltage : 12V DC
2. Output voltage : 220V AC
3. Power rating : 100Watt
4. Frequency : 50HZ/60HZ
5. To get proper supply, connect a 12-0-12 12V transformer
6. Inbuilt over voltage, over current, and short circuit protection
7. Simple and easy to use design
8. Fast transient response

TDA2030 4 TR 4.1 Home theater 80 watt audio amplifier circuit board

Specifications:-

• Input voltage 12-0 -12,
• Current 1.5 to 3 amp.
• Power  :  150 Watt.
• You can be used in Both 4.1 & 5.1
• Heavy channel heatsink for preventing it from heating, Increases the life of the board.
• 7805 with its Heatsink also attached for 5 volt supply.

Aluminum heatsink for IC or MOSFET or Transistors or SCR pack of 10pcs

Specifications

1. Product Name : IC Heatsink
2. Material : Aluminum
3. Color : Silver Tone;
4. Screw Hole Día : 5mm
5. Overall Size : 31 x 10x 20mm (L*W*H)

Multi Volts Multi-Purpose SMPS Power Supply (24v,12V,5V,3.3V 1amp)

Applications:-

• Working models of science projects kits
• You can use it with DTH DVD and many more devices
• Fuse are available in the circuit board
• You can also use it for you Bench Power supply ( for small works )

12V DC to 220V AC 40 watt convertor circuit board 88mm x 36mm x 27mm (DC to AC convertor)

Specification

1. Input voltage : 12V DC
2. Output voltage : 220V AC
3. Power rating : 40Watt
4. Frequency : 50HZ/60HZ
5. Inbuilt over voltage, over current, and short circuit protection
6. Simple and easy to use design
7. Fast transient response
8. It's capable of operating CFL bulbs, LED bulbs, bulb, Light Charger, etc.
9. It's not capable of electromagnetic transformer devices

12V DC to 220V AC 200 watt inverter circuit motherboard 120mm x 55mm x 35mm (DC to AC convertor)

Specification

1. Input voltage : 12V DC
2. Output voltage : 220V AC
3. Power rating : 200Watt
4. Frequency : 50HZ/60HZ
5. To get proper supply, connect a 12-0-12V 5A, step-up transformer
6. Inbuilt over voltage, over current, and short circuit protection
7. Simple and easy-to-use design
8. Fast transient response

14-in-1 DIY Electronics Combo Kit | PCB Board | Male/Female Berg Strip | Wire Connector

Specification:

• General Purpose PCB board directly from the Manufacturer (15*10)
• Material: FR2 PREMIUM QUALITY Copper Clad Phenolic.
• Holes provided: Yes
• PCB Type: General Purpose Copper-Clad
• PCB Size: Standard small prototyping size
• Pitch: 2.54mm standard spacing
• 4 Pieces of wire connector

Quantity:

2 × General Purpose PCB
4 × Male Berg Strip
4 × Female Berg Strip
4 × Wire Connectors

10.2cm x 7.6cm Copper clad plain printed circuit board or PCB pack of 5pcs

Specification

1. Copper-clad coating PCB
2. Dimension : 10.2cm x 7.6cm
3. Board thickness: 1 mm
4. Circuit printing: single side
5. High wear and tear properties
6. Excellent heat resistance

2N3055 Audio power amplifier NPN Transistor packs of 50pcs

Specification:-

1. Voltage across collector-emitter  :  60V DC
2. Current through collector  :  15A DC
3. Voltage across base-emitter  :  7V DC
4. Current through base  :  7A DC
5. Voltage across collector-base  :  100V DC
6. Total power dissipation  :  115W

4440 IC 80 watt Audio amplifier circuit board

Specification :-

• Speaker support: 8 ohm
• It is an 80-watt audio amplifier board.
• It works with a 12V DC current.
• Use for audio amplification.
• Consume less space
• Bridge rectifiers provide excellent performance
• Inbuilt short-circuit protection

12V DC to 220V AC 500 watt inverter circuit motherboard 202mm x 136mm x 60mm (DC to AC converter)

Specification

1. Input voltage : 12V DC
2. Output voltage : 220V AC
3. Power rating : 500Watt
4. Frequency : 50HZ/60HZ
5. To get proper supply, connect a transformer
6. Inbuilt over voltage, over current, and short circuit protection
7. Simple and easy to use design
8. Fast transient response

TIP31 Medium power NPN transistor pack of 5pcs

Specification:-

1. Transistor type Medium power NPN transistor
2. Current gain  :  50
3. The maximum voltage across collector-emitter  :  100V
4. Maximum current allowed through collector  :  3A DC

220V AC Cylindrical Piezoelectric passive discontinuity beep buzzers pack of 10pcs

Specification:-

1. Operating voltage range: 200V to 220V AC
2. Rated current: 5A
3. Response frequency: 2048Hz
4. Sound pressure : 95db/10cm
5. Two electric wires for connection
6. Hard plastic body

10.2cm x 7.6cm Copper clad plain printed circuit boards or PCB pack of 10pcs

Specification

1. Copper clad coating PCB
2. Dimension : 10.2cm x 7.6cm
3. Board thickness : 1 mm
4. Circuit printing : single side
5. High wear and tear properties
6. Excellent heat resistance

TPA3116 Dual channel stereo 2 x 50W audio amplifier circuit modules pack of 50pcs

Specification

1. Dual channel
2. Output power:  50W+50W
3. New filter less design
4. Excellent sound quality
5. Operating voltage  :  12V to 24V
6. Current handling capacity  :  3A
7. IC name  :  TPA3116
8. Can easily drive small speakers

2N3055 Audio power amplifier NPN Transistor pack of 5pcs

Specification:-

1. Voltage across collector-emitter  :  60V DC
2. Current through collector  :  15A DC
3. Voltage across base-emitter  :  7V DC
4. Current through base  :  7A DC
5. Voltage across collector-base  :  100V DC
6. Total power dissipation  :  115W