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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
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– 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.
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Vendor Information
- Store Name: College Road Electronics
- Vendor: College Road Electronics
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Address:
Microwave Electronics, Basement Azhar Shaheed Plaza, DAV College Road
Rawalpindi
Punjab
46000 - 4.81 rating from 575 reviews
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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 -
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N20 Mini 3PI Caster Robot Ball Wheel (3/8″)
– N20 Mini 3PI Caster Robot Ball Wheel (3/8″) for compact robot mobility
– Designed for Arduino and DIY robot projects
– Smooth, stable rolling with minimal friction
– Ideal for smart car chassis and miniature robotic cars
– Durable, low-profile design for tight spaces
– Best price for N20 Robot Caster Wheel in Pakistan — order nowSKU: 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
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Boards, Modules and Accessories, Sensors And Modules
5V 2-Channel Arduino Relay Module Board
– Dual-channel relay board to control two independent high-power circuits
– Compatible with Arduino, Raspberry Pi, ESP32 and most microcontrollers
– Switches typical loads up to 10A (250VAC / 30VDC) per channel
– Onboard LEDs and screw terminals for secure wiring and status feedback
– Selectable low-level or high-level trigger with opto-isolation jumper for safer interfacing
– Compact PCB footprint ideal for home automation, robotics, IoT, and industrial projectsSKU: n/a -
BMS Modules and Accessories
2S 7.4V 8A Li-Ion Cell BMS Charging Protection Module
– Supports 2S (7.4V) Li-Ion / Li-Po battery packs
– 8A continuous discharge current for medium-power devices
– Overcharge and over-discharge protection to extend cell life
– Overcurrent and short-circuit protection with automatic recovery
– Built-in cell balancing to maintain equal cell voltages
– Compact PCB design for easy installation in DIY projectsSKU: n/a -
Boards, Modules and Accessories, Accessories
2 DOF Pan and Tilt Bracket for Servo Motor (Big)
– Durable 2-axis (pan & tilt) servo motor bracket
– Made from strong, lightweight aluminum alloy for rigidity and low weight
– Compatible with MG995, MG996R and similar standard-size servos
– Pre-drilled holes for easy assembly and secure mounting
– Ideal for robotics, camera mounting, surveillance, and AI vision projects
– Larger size supports heavier loads compared to smaller pan-tilt bracketsSKU: n/a


















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