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Showing 1–24 of 46 results
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Capacitors, Capacitors
100nF/0.1uF 50V Ceramic Disc Capacitor-Pack of 10
- Capacitance: 100nF (0.1uF)
- Voltage Rating: 50V
- Tolerance: ±10%
- Operating Temperature Range: -25°C to +85°C
- Capacitor Type: Ceramic Disc
- Lead Spacing: Standard size for easy installation
- Certifications: RoHS compliant
SKU: CAP-100N-50V-DISC-0029 -
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Relay Modules (1-Channel, 4-Channel, 8-Channel)
4 Channel 5V Relay Module with Optocoupler
- Voltage: 5V DC input
- Current: 15-20mA per channel
- Control Signal: TTL level
- Maximum Load: 10A at 250VAC or 30VDC per relay
- Dimensions: 72mm x 50mm x 18mm
- Material: High-quality PCB and electronic components
SKU: 0008 -
Automation PCBs, Custom PCBs & Breakout Boards
4-Channel Smart Home Automation PCB | ESP32 Based | Fully Assembled – Model TMT4N25
-10%
Automation PCBs, Custom PCBs & Breakout Boards4-Channel Smart Home Automation PCB | ESP32 Based | Fully Assembled – Model TMT4N25
- Model: TMT4N25
- Microcontroller: ESP32 (Wi-Fi + Bluetooth)
- Channels: 4 AC Load Outputs
- Control: Internet + Manual Switch
- Safety: Onboard Fuse (Overload & Short Circuit)
- Connectors: Heavy-Duty Terminals + JST for Switches
- Programming: USB (No External Programmer Needed)
- Build: Through-Hole Components
- Dimensions: 87 mm × 82.8 mm
SKU: 0038 -
Automation PCBs, Custom PCBs & Breakout Boards
4-Channel Smart Home Automation PCB | ESP32 Based | Unassembled – Model TMT4N25
-20%
Automation PCBs, Custom PCBs & Breakout Boards4-Channel Smart Home Automation PCB | ESP32 Based | Unassembled – Model TMT4N25
- Model: TMT4N25 (Unassembled)
- Microcontroller Support: ESP32 (not included)
- Channels: 4 AC Load Outputs
- Control: Internet + Manual Switch
- Protection: Onboard Fuse Support (user to install)
- Connectors: Pads for JST and Heavy-Duty Terminals
- Programming: USB (No External Programmer Needed)
- Component Type: Through-Hole (Unassembled)
- Dimensions: 87 mm × 82.8 mm
SKU: 0039 -
Uncategorized
5-36V Switch Drive High-Power MOSFET Trigger Module for Advanced Power Control
Input Voltage: 5V to 36V DC
Output Current: 15A continuous, up to 30A with auxiliary cooling
Trigger Voltage: 3.3V to 20V DC
Power Output: Up to 400W
Signal Frequency: 0–20KHz
Dimensions: 34mm x 25mm x 17mm
Weight: 15gSKU: TLB-MOSFET-536 0019 -
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Uncategorized
5V Two Channel Relay Module with Optocoupler
Specifications
- Operating Voltage – 5V DC
- Channels – 2
- Trigger Voltage – Low-level Trigger (Active LOW)
- Relay Type – SRD-05VDC-SL-C
- Max Switching Voltage (AC) – 250V @ 10A
- Max Switching Voltage (DC) – 30V @ 10A
- Optocoupler – PC817 or equivalent
- Control Interface – IN1, IN2, GND, VCC
- Load Output Type – NO (Normally Open), NC (Normally Closed), COM
- Dimensions – Approx. 50mm x 40mm x 18mm
- Indicator LEDs – Power LED + 2 Relay Status LEDs
SKU: TECH-RELAY2CH-5V-OPTO-0043 -
Automation PCBs
8-Channel Home-Automation PCB, Model-SMT8N25 (fully assembled)
- Model SMT8N25 – ESP32-based 8-channel relay board for smart-home projects
- Controls up to 8 AC appliances; heavy-duty screw terminals resist arcing
- Built-in ESP32-WROOM with Wi-Fi + BLE; ready for Blynk, ESP-RainMaker, KME Smart, CADIO, Arduino IoT Cloud
- USB-C programming port (CP2102N auto-reset) — no external programmer needed
- On-board safety features: fast-blow fuse + optocoupler isolation between mains and logic
- Plug-and-play JST headers for wall switches, DHT sensor, IR receiver, and buzzer
- Exposed UART, 3.3 V, 5 V, GND pins for easy expansion
- Slim 142 × 70 mm PCB fits behind standard 6-/8-gang switch plates
SKU: SMT8N25-0037 -
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Microcontrollers & Development Boards
Ai-Thinker VC-02-Kit | Best Offline Voice Recognition Board
-5%
Microcontrollers & Development BoardsAi-Thinker VC-02-Kit | Best Offline Voice Recognition Board
- All GPIOs can be configured as external interrupt input and wake-up source
- One full-duplex UART with the maximum rate of 3Mbps
- Support I2C，DAC，PWM and multiple interfaces
- Built-in 242KB high-speed SRAM
- Built-in 2MB FLASH
- Support dual-channel DAC output
- 32bit RISC core, running at 240MHz
- Support DSP instruction set and FPU floating point operation unit
SKU: VC02-MDL-5V-0001 -
Uncategorized
BLX-A Fuse Holder – 20mm – PCB Mount | Technolab Electronics
- Model: BLX-A
- Supported Fuse Size: 5.2mm x 20mm
- Rated Current: 6.3A
- Rated Voltage: 250V AC
- Insulation Resistance: > 50 MΩ
- Dielectric Strength: AC 500V for 60 seconds (no breakdown)
- Housing Material: Nylon PA6 (Flame Retardant)
- Terminal Material: Tin-plated Brass
- Operating Temperature: < 125°C
- Mounting Type: PCB Through-Hole
- Color: Black
SKU: TECH-FH-BLXA20-0041 -
Pressure Sensors, Sensors & Transducers
BMP180 Barometric Pressure Sensor Module (Compatible with Arduino)
-7%
Pressure Sensors, Sensors & TransducersBMP180 Barometric Pressure Sensor Module (Compatible with Arduino)
- Pressure Range: 300 to 1100 hPa (equivalent to +9000m to -500m above/below sea level)
- Voltage Supply: 1.8V to 3.6V, making it versatile for various circuit designs.
- Interface: I2C digital output, allowing for easy connection to microcontrollers and Arduino boards.
- Resolution: 0.01 hPa (0.1 meters) in advanced resolution mode.
- Accuracy: Pressure: ±1 hPa, Temperature: ±1.0°C
- Operating Temperature: -40°C to +85°C, suitable for extreme environmental conditions.
SKU: 0004 -
Audio
DFPlayer Mini MP3 Player Module MP3-TF-16P
- Supported Formats: MP3, WAV, WMA
- Control Interfaces: IO, Serial Port (RX/TX), AD Key
- Storage Media: Supports TF card and U-Disk
- Output Power: 3W (5V Power Supply)
- Voltage: 3.2V – 5V
- Current: Sleep mode < 10mA, Playback 500mA max
- Dimensions: 20mm x 20mm
SKU: DFMP3-016P-0011 -
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Temperature & Humidity Sensors
DHT22 Digital Temperature and Humidity Sensor
- Power Supply: 3.3 to 6V DC
- Output Signal: Digital signal via a single-bus
- Accuracy: Humidity ±2% RH, Temperature ±0.5°C
- Resolution: Humidity 0.1% RH, Temperature 0.1°C
- Sampling Rate: Up to 1Hz (one reading every second)
- Dimensions: 15mm x 25mm x 7mm
- Operating Current: 2.5mA (max during data transmission)
SKU: 0003 -
Custom PCBs & Breakout Boards
ESP Programmer Module V1 based on CP2102N
Chipset: CP2102N USB to UART bridge controller
Connector Type: USB Type-C
Dimensions: 20mm x 35mm
Operating Voltage: 3.3V
Data Transfer Rate: Up to 3 Mbps
Compatibility: Supports Windows, MacOS, and Linux
Operating Temperature Range: -40°C to +85°C
Weight: 5 gramsSKU: 0018 -
ESP32/ESP8266 Boards
ESP32 Development Board | Doit DevKit V1 | Powerful Wroom32 Module
- CPU: Tensilica LX6 dual-core processor, up to 240 MHz
- Memory: 520 KB SRAM, 4 MB Flash
- Connectivity: Wi-Fi 802.11 b/g/n, Dual-mode Bluetooth
- I/O Pins: 36 GPIO pins, including 3 UARTs, 3 SPIs, 2 I2Cs, 12 ADCs, 2 DACs, and 2 I2S
- Power Supply: 5V via micro USB or external header
- Dimensions: 68.5 x 28.5 mm
SKU: ESP32-DEVKIT-V1-0010
