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Showing 676–690 of 784 resultsSorted by popularity
- Boards, Modules and Accessories
TA218A Digital Thermometer Hygrometer with Clock
- Monitors indoor temperature, humidity, and time in one compact device
- Built-in clock for easy time keeping alongside environmental readings
- Accurate, fast readings from advanced temperature and humidity sensors
- Clear, easy-to-read display with large digits for quick checks
- Lightweight and portable with desk stand or wall mount placement options
- Ideal for home, nursery, greenhouse, office, bedroom, and pet areas
SKU: n/a - Boards, Modules and Accessories
Hydraulic Pressure Sensor for Non-Corrosive Water / Oil / Gas
– Dual pressure options: 0.5 MPa and 1.2 MPa for flexible use
– Compatible with non-corrosive fluids: water, oil, and gas
– High precision and stable pressure readings for reliable monitoring
– Durable stainless steel construction for harsh environments
– Wide operating temperature: -20°C to +85°C
– Easy integration with 0-10V or 4-20mA outputs and 1/4″ NPT connectionSKU: n/a - Boards, Modules and Accessories
Soil Moisture Temperature NPK 7-in-1 Sensor
- 7-in-1 measurements: Soil moisture, temperature, nitrogen (N), phosphorus (P), potassium (K), salinity, and conductivity.
- High accuracy: Fast, sensitive readings for real-time soil analysis.
- Durable and waterproof: Rugged probe design for reliable outdoor use.
- Wide compatibility: Works with Arduino, Raspberry Pi and other microcontrollers.
- Plug-and-play: Easy setup for beginners and advanced users.
- Ideal for agriculture and gardening: Designed for farmers, gardeners, and researchers.
SKU: n/a - Boards, Modules and Accessories
Lily Pad Modules
– Fast off-site construction for move-in ready modular homes
– Affordable prefab homes with transparent pricing
– Energy-efficient, eco-friendly modular home designs
– Customizable floor plans and personalized home design
– Space-efficient layouts ideal for small footprint living
– Low-maintenance, adaptable modular housing that grows with youSKU: n/a - Boards, Modules and Accessories
Raspberry Pi 5 27W 5A USB Type-C Adapter / Charger (Chinese Version)
- 27W output with up to 5A current to reliably power Raspberry Pi 5 and connected peripherals.
- USB Type-C connection for a secure, stable power delivery.
- Robust construction using high-quality materials for long-term durability.
- Built-in safety: over-current, over-voltage and short-circuit protection.
- Compact, lightweight design for easy transport and portable projects.
- Perfect for media centers, gaming consoles, IoT devices and educational builds.
SKU: n/a - Boards, Modules and Accessories
Raspberry Pi 5 ABS Case
– Slim, professional black ABS case designed for Raspberry Pi 5
– Durable, impact-resistant plastic protects against dust, static, and scratches
– Cooling-ready: ventilation slots, fan support, and secure mounting
– Easy to assemble with full access to ports and GPIO pins
– Available in transparent or custom colors and designs
– Ideal for beginners, makers, and advanced hobbyist projectsSKU: n/a - Boards, Modules and Accessories
IC Base 8/14/16/20/40 Pins
– Secure 8-pin IC base for DIP chips, ideal for repair and prototyping
– Solder-friendly socket that fits standard PCB holes and breadboards
– Heat-resistant plastic body with copper alloy contacts for reliable conductivity
– Reusable, solderless mounting that prevents bent IC legs and reduces thermal stress
– Quick chip swapping for testing, upgrades, and circuit debugging
– Compatible with op-amps, timers, microcontrollers and common 8-pin ICsSKU: n/a - Incubator and Poultry Industry
20mm Ceramic Disk Kit for Mist Maker
- Durable 20mm ceramic disk for mist makers and ultrasonic humidifiers
- Produces ultra-fine, quiet mist in seconds
- High-grade ceramic resists corrosion for long-lasting performance
- Plug-and-play replacement compatible with most mist generators
- Ideal for humidifiers, fog machines, hydroponic systems, and fountains
- Simple installation with consistent, dense fog output
SKU: n/a - Boards, Modules and Accessories
Hi-Link Power Supply 5V (5W) / 12V (3W / 5W)
– Stable regulated output: choose 5V 5W or 12V 3W / 5W models
– Wide AC input range: 90-264V AC to reliable DC output
– Built-in protections: over-voltage, short-circuit and thermal protection
– Ultra-compact PCB module ideal for embedded power supply designs
– Efficient Hi-Link switching converter for low heat and long service life
– Perfect for DIY, home automation, industrial electronics and PCB projectsSKU: n/a - Boards, Modules and Accessories
DC Motor 12V 200RPM (Used)
- Operates at 12V, compatible with common battery packs and power supplies.
- No-load speed of approximately 200 RPM for controlled, low-speed motion.
- Inspected and tested used unit offering reliable performance.
- Compact form factor fits into small projects and tight spaces.
- Economical, budget-friendly option for hobbyists and DIY builders.
- Versatile for robotics, model making, conveyors, and small automation tasks.
SKU: n/a - Boards, Modules and Accessories
Mecanum Wheels Pair (60mm)
– Pair of 60mm Mecanum wheels for true omnidirectional movement
– Low-noise polyurethane (PU) rollers with sealed bearings for quiet operation
– Steel hub and lightweight frame; supports up to 10 kg per wheel
– Includes mounting hardware, spacers, screws, and adapters for quick DIY install
– Smooth performance on carpet, tile, or concrete; ideal for labs and competitions
– Fast to fit and ready for coding, not assembly; order now at colgroad.comSKU: n/a - Boards, Modules and Accessories
Microwave Radar Sensor Module (RCWL-0516)
– Detect motion through walls and glass using 3.2 GHz radar pulses
– Compact RCWL-0516 module on a 15 x 30 mm PCB for tight spaces
– Fast response time: triggers in under 50 ms for instant automation
– Weatherproof sealed shell for reliable indoor and outdoor use
– Simple 3-pin wiring (VCC, GND, OUT); compatible with 3.3–5 V microcontrollers
– Superior alternative to PIR sensors: senses through obstacles and tracks direction and speedSKU: n/a - Boards, Modules and Accessories
STM32 Nucleo-F411RE Development Board
– 100 MHz ARM Cortex-M4 MCU (STM32F411RE) with DSP instructions and FPU
– 512 KB Flash, 128 KB RAM for complex applications
– Arduino Uno V3 compatible headers plus Morpho expansion pins
– Onboard ST-LINK debugger/programmer; USB or external power
– Multiple interfaces: I2C, SPI, UART, ADC, DAC, PWM
– Ideal for rapid prototyping, IoT, robotics and audio processingSKU: n/a
