-
Accessories, Boards, Modules and Accessories
Raspberry Pi 4 Heatsink
– Compact passive heatsink kit designed specifically for Raspberry Pi 4 Model B
– Solid anodized aluminum for efficient heat transfer and durability
– 3-piece set covers CPU, RAM, and USB/power chip
– Pre-applied thermal adhesive for quick, secure installation
– Silent, maintenance-free cooling to reduce thermal throttling
– Low-profile design works with or without a case; ideal for overclocking and media centersSKU: n/a -
Boards and Programmers, Boards, Modules and Accessories
Raspberry Pi 4 Model B 8GB RAM Development Board
Boards and Programmers, Boards, Modules and AccessoriesRaspberry Pi 4 Model B 8GB RAM Development Board
.wa-price-card{--wa-green:#25D366;--wa-green-dark:#1ebe57;--wa-green-glow:rgba(37,211,102,0.25);font-family:system-ui,-apple-system,sans-serif;background:#f0faf3;border:1.5px solid #d4f0dd;border-radius:14px;padding:22px 24px;display:flex;align-items:center;justify-content:space-between;gap:20px;transition:border-color 0.3s,box-shadow 0.3s;box-sizing:border-box;margin:15px 0;width:100%}.wa-price-card:hover{border-color:var(--wa-green);box-shadow:0 4px 24px var(--wa-green-glow)}.wa-price-card .wa-icon-circle{width:52px;height:52px;min-width:52px;border-radius:50%;background:var(--wa-green);display:flex;align-items:center;justify-content:center;box-shadow:0 4px 14px var(--wa-green-glow);flex-shrink:0}.wa-price-card .wa-icon-circle svg{width:26px;height:26px;fill:#fff}.wa-price-card .wa-text{flex:1;min-width:0}.wa-price-card .wa-text h4{font-size:15px;font-weight:700;color:#1a2e1f;margin:0 0 3px 0;line-height:1.3}.wa-price-card .wa-text p{font-size:12.5px;font-weight:500;color:#4a6b52;line-height:1.4;margin:0}.wa-price-card .wa-btn{display:inline-flex;align-items:center;gap:8px;background:var(--wa-green);color:#fff !important;font-family:inherit;font-size:14px;font-weight:700;padding:12px 24px;border:none;border-radius:50px;cursor:pointer;text-decoration:none !important;white-space:nowrap;line-height:1;overflow:visible;transition:background 0.2s,transform 0.15s,box-shadow 0.2s;flex-shrink:0}.wa-price-card .wa-btn:hover{background:var(--wa-green-dark);color:#fff !important;transform:translateY(-1px);box-shadow:0 6px 20px var(--wa-green-glow)}.wa-price-card .wa-btn:active{transform:translateY(0)}.wa-price-card .wa-btn svg{width:18px;height:18px;min-width:18px;fill:#fff;flex-shrink:0}@media(max-width:520px){.wa-price-card{flex-direction:column;text-align:center;padding:20px;gap:14px}.wa-price-card .wa-btn{width:100%;justify-content:center}}
Get PricePrices are updating frequently
Contact us on WhatsApp to get the current price & availability
– High performance 64-bit quad-core ARM Cortex-A72 CPU at 1.5 GHz
– 8GB LPDDR4-3200 SDRAM for heavy multitasking and complex applications
– Dual-band Wi-Fi (2.4/5GHz), Gigabit Ethernet, and Bluetooth 5.0
– Dual micro-HDMI with 4K support plus H.265 and H.264 video decoding
– Expandable storage via microSD and two USB 3.0 + two USB 2.0 ports
– 40-pin GPIO header, camera and display interfaces for hardware projectsSKU: n/a
Raspberry Pi 4 Heatsink
In stock
– Compact passive heatsink kit designed specifically for Raspberry Pi 4 Model B
– Solid anodized aluminum for efficient heat transfer and durability
– 3-piece set covers CPU, RAM, and USB/power chip
– Pre-applied thermal adhesive for quick, secure installation
– Silent, maintenance-free cooling to reduce thermal throttling
– Low-profile design works with or without a case; ideal for overclocking and media centers
₨ 200 ₨ 250
In stock
Raspberry Pi 4 Heatsink: Quiet, Efficient Cooling for Demanding Projects
The Raspberry Pi 4 heatsink is a precision-crafted passive cooling solution that helps keep your Raspberry Pi 4 Model B running cooler and more reliably under load. Built from solid anodized aluminum, this compact heatsink set improves heat transfer from the CPU, RAM, and power/USB chip without adding noise or moving parts.
Why Choose This Raspberry Pi 4 Cooling Solution
- Passive cooling means silent operation and zero maintenance.
- Premium aluminum construction for fast, efficient heat dissipation.
- Helps prevent thermal throttling so your Pi runs at peak performance longer.
- Low-profile design preserves compatibility with many cases and enclosures.
Key Features
- High-quality solid anodized aluminum heatsink set designed for Raspberry Pi 4 thermal management
- Precision-cut pieces matched to the Pi 4 chip layout for optimal contact
- 3-piece kit covering CPU, RAM, and USB/power chip
- Durable thermal adhesive pre-applied for fast installation
- Fanless, maintenance-free cooling option that reduces noise and power draw
- Works well with or without a case; suitable for compact and embedded projects
Specifications
- Material: Solid anodized aluminum
- Color: Black or Silver (based on availability)
- Number of Pieces: 3-piece kit (CPU, RAM, USB/power chip)
- Mounting: Thermal adhesive pre-applied
- Compatibility: Only for Raspberry Pi 4 Model B
- Dimensions: Precision matched to Pi 4 chip layout
Compatibility and Installation
This heatsink kit is made specifically for the Raspberry Pi 4 Model B. Installation is simple: clean the chip surfaces, peel the protective film from the pre-applied adhesive, and press each heatsink into place. Allow a few minutes for the adhesive to set before powering the board.
Use Cases
- Everyday computing and desktop-style Raspberry Pi 4 setups
- Long-term Raspberry Pi 4 temperature control for always-on projects
- Overclocked Raspberry Pi configurations that need extra cooling headroom
- Quiet cooling for Raspberry Pi 4 servers, media centers, and home labs
- IoT devices, dashboards, and development boards working under load
Benefits
- Reduced CPU and GPU temperatures for improved stability
- Lower risk of thermal throttling during heavy workloads
- Silent operation with no moving parts and no fan noise
- Professional, low-profile look that keeps your Pi compact
Care and Maintenance
Because this is a passive heatsink with adhesive mounting, little maintenance is required. Check occasionally for dust buildup inside your case and clean with compressed air as needed. Reapply adhesive or replace pieces only if they become detached.
Why Buy from Colgroad
Colgroad delivers high-quality Raspberry Pi accessories across Pakistan. We select products for durability, compatibility, and performance, and provide fast shipping and expert support. Boost your Pi’s performance and stability with components chosen to last.
Order Your Raspberry Pi 4 Heatsink Today
Upgrade to reliable, quiet cooling and protect your Raspberry Pi 4 from overheating and thermal throttling. Order your Raspberry Pi 4 heatsink kit from Colgroad Pakistan and enjoy better performance for media centers, servers, and development projects.
Note: Images are for illustration purposes only.
Only logged in customers who have purchased this product may leave a review.
Vendor Information
- Store Name: College Road Electronics
- Vendor: College Road Electronics
-
Address:
Microwave Electronics, Basement Azhar Shaheed Plaza, DAV College Road
Rawalpindi
Punjab
46000 - 4.81 rating from 575 reviews
-
Boards, Modules and Accessories, Boards and Programmers
Arduino UNO CNC Shield V3 A4988 Driver Expansion Board
Boards, Modules and Accessories, Boards and ProgrammersArduino UNO CNC Shield V3 A4988 Driver Expansion Board
– Designed for Arduino Uno R3 for easy plug-and-play setup
– Supports up to 4 stepper drivers (X, Y, Z, A)
– Compatible with GRBL firmware and external drivers (A4988, DRV8825)
– Micro-stepping jumpers for fine motion control
– End-stop inputs for all axes and labeled pinouts for simple wiring
– Compact 70mm x 55mm board ideal for DIY CNC, laser engravers, and roboticsSKU: n/a -
DIY School Kits
T-M5 Solar Cabin DIY Learning Kit
– Hands-on solar-powered cabin DIY kit for students and hobbyists
– Teaches solar energy, electrical circuits, and mechanical assembly
– Complete kit with solar panel, motor, wiring, parts, and tools
– Beginner-friendly design with clear instructions and safe components
– Ideal for classrooms, science fairs, and STEM club projects
– Realistic compact cabin model demonstrating sustainable living conceptsSKU: n/a -
Integrated Circuits (ICs)
7442 BCD to Decimal Decoder IC (DIP)
– 4 binary inputs (A, B, C, D) decode BCD to one-of-ten outputs (0–9).
– Ten active-low outputs; each output goes LOW for its corresponding BCD code.
– TTL-compatible logic levels for direct microcontroller and logic interfacing.
– DIP-16 package for easy breadboard and PCB integration.
– Fast propagation delay and low power consumption for reliable digital operation.
– Ideal for 7-segment displays, LED indicators, counters, and prototyping.SKU: n/a -
Accessories
Hex Brass Shaft Coupler for DC Motors 30mm Length (5-6mm)
– Precision hex brass coupler for reliable torque transfer
– Fits 5 mm and 6 mm round shafts
– 30 mm overall length for stable shaft engagement
– Positive non-slip hex profile for secure alignment
– Set screw fastening for adjustable, firm grip
– Ideal for robotics, encoders, wheels and DIY projectsSKU: n/a -
Boards, Modules and Accessories, Sensors And Modules
PCF8574 I2C Expansion Board Adapter Module
- Adds 8 bidirectional digital I/O pins via I2C to microcontrollers.
- Uses PCF8574 I2C I/O expander chip for reliable GPIO expansion.
- Compatible with Arduino, ESP32, ESP8266, and Raspberry Pi.
- Configurable I2C addresses allow multiple modules on one bus.
- Wide operating voltage: 2.5V to 6V for 3.3V and 5V systems.
- Ideal for LCDs, keypads, sensor arrays, relay control, and robotics.
SKU: n/a -
Integrated Circuits (ICs)
74251 8-Inputs Data Selector/Multiplexer IC
– High-performance 8-to-1 data selector/multiplexer for digital signal routing
– 3-bit select inputs (S2, S1, S0) to choose one of D0 to D7
– True (Y) and complemented (W) outputs plus tri-state enable (G)
– TTL logic family for fast switching and compatibility with TTL/CMOS devices
– Packaged in a standard 24-pin DIP for easy prototyping and PCB assembly
– Low power consumption, ±8 mA output current and typical 20 ns propagation delaySKU: n/a
Related products
-
Boards, Modules and Accessories, Sensors And Modules
MLX90614 Contactless IR Temperature Sensor Module
Boards, Modules and Accessories, Sensors And ModulesMLX90614 Contactless IR Temperature Sensor Module
- Non-contact IR sensing for safe, hygienic temperature readings.
- High accuracy with ±0.5°C precision for reliable measurements.
- Wide measurement range: Object -40°C to +85°C; Ambient -70°C to +380°C.
- I2C digital interface for easy integration with Arduino, Raspberry Pi and microcontrollers.
- Low power operation from 3V to 5.5V — suitable for battery-powered projects.
- Compact, lightweight module fits into medical, home automation and industrial systems.
SKU: n/a -
Boards, Modules and Accessories, Wireless Communication
SIM900A GSM GPRS Wireless Transmission Module
Boards, Modules and Accessories, Wireless CommunicationSIM900A GSM GPRS Wireless Transmission Module
- SIM900A chipset for reliable GSM/GPRS communication
- GPRS data rate up to 85.6 kbps
- Voice and SMS support for two-way communication
- UART interface for easy Arduino/Raspberry Pi integration
- Compact form factor suitable for embedded projects
- Operating voltage 3.4 V to 4.4 V
SKU: n/a -
Boards, Modules and Accessories, Wireless Communication
SIM800L GSM GPRS Wireless Transmission Module
Boards, Modules and Accessories, Wireless CommunicationSIM800L GSM GPRS Wireless Transmission Module
- SIM800L chipset delivering GSM and GPRS connectivity
- GPRS data up to 85.6 kbps for efficient transfer
- Supports voice calls and SMS messaging
- Compact, space-saving module ideal for embedded projects
- Low power consumption for battery-operated applications
- Flexible operating voltage: 3.4V to 4.4V with UART interface
SKU: n/a -
Boards, Modules and Accessories, Motors, Drivers and Wheels
Stepper Motor (NEMA 17) (40mm, 48mm) Brand New
Boards, Modules and Accessories, Motors, Drivers and WheelsStepper Motor (NEMA 17) (40mm, 48mm) Brand New
- High precision 1.8° step angle (200 steps/rev) for accurate motion control.
- High torque output for reliable holding and steady performance.
- Compact NEMA 17 form factor — available in 40mm and 48mm heights.
- Bipolar 4-wire configuration for easy integration with common drivers.
- Durable metal construction built for continuous use and longevity.
- Low vibration and noise for smooth operation in printers, CNCs and robots.
SKU: n/a
Reviews
There are no reviews yet