Buy LED Diffused Dome Lamps Online in South Africa
Shop LED diffused dome lamps with multiple colours, voltages, and packaging options. Local stock, fast collection, and account-ready support from Communica.
Wide Range & Local Stock
Choose from multiple sizes, colours, and voltages - available online and at Samrand, Pretoria, and Cape Town branches.
Trusted Brands & Specs
Explore top LED brands with clear datasheets and compatibility advice for easy project integration.
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Get VAT quotes, bulk supply, and fast turnaround for students, hobbyists, and procurement teams.
LED Diffused Dome Lamps - Ready for SA Projects
LED diffused dome lamps are essential for display panels, indicators, and classroom builds thanks to their soft, visible illumination and broad viewing angles. Whether you're designing signage, retrofitting equipment, or teaching electronics fundamentals, find a fit-for-purpose LED online with fast local fulfilment from Communica.
Why Choose Diffused Dome LEDs?
Diffused dome LEDs (Light Emitting Diodes) feature a slightly frosted, dome-shaped epoxy lens that evenly scatters light. Unlike clear-lens variants, these provide a uniform glow, making them excellent for status indicators and decorative projects where dotting or harsh point-source lighting isn't suitable. Commonly used in control panels, appliance backlighting, educational kits, and prototyping boards, they're valued for easy readability and aesthetic appeal.
Popular Sizes and Colours at Communica
| Size (Diameter) | Common Colours | Forward Voltage | Brands |
|---|---|---|---|
| 3mm, 5mm, 8mm, 10mm | Red, Green, Yellow, Blue, White | 1.8-3.3V (varies by colour) | Everlight, Kingbright, OptoSupply |
Application Areas:
- Student prototypes and EE practicals
- Industrial panel indicators
- Maker signage and model railways
- Retrofits in consumer appliances
In-Stock & Collection Options
Communica stocks hundreds of diffused dome LEDs with on-hand quantities visible online. Choose branch pickup (Samrand, Pretoria CBD, Cape Town) or national courier, and access VAT invoicing or education-aimed assistance for class labs and group orders.
LED Diffused Dome Lamp Features
- Operating currents: typically 10-30mA
- Viewing angles: usually 60-120 degrees for broad visibility
- Long operational life and low heat emission
- Solder-friendly radial leads; suitable for breadboard or PCB use
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How to Select Your LED Diffused Dome Online
- Choose the right diameter: 5mm is standard for most breadboards/panels; 3mm for denser layouts; 8mm-10mm for high-visibility displays.
- Pick a colour and brightness: Red and green are most sensitive to the eye; blue and white typically require more voltage.
- Check forward voltage/current: Typical values:
- Red: 1.8-2.2V; 20mA
- Green/Yellow: 2.0-2.4V; 20mA
- Blue/White: 2.8-3.3V; 20mA
- Verify lead configuration: Standard inline (radial) leads for easy through-hole mounting or breadboard insertion.
Quick Example: Resistor Value Calculation
Suppose you want to use a 5mm red diffused dome LED (forward voltage 2V, recommended current 20mA) with a 5V power supply:
R = (5V - 2V) / 0.02A = 150Ω
Use a standard 150Ω or 180Ω resistor for protection.
- If running multiple LEDs, repeat the calculation per parallel branch, or use a constant-current driver for long rows.
Compatibility and Bundling Advice
- All standard dome LEDs stocked are compatible with prototyping boards, common resistor kits, and microcontroller outputs (Arduino, Raspberry Pi*). Always ensure your GPIO can deliver the required current per pin.
- Bundles available: multi-colour packs, breadboard kits with LEDs and resistors, single-colour bulk bags for industry/Education setups.
Frequently Asked Questions
- Which brands are stocked? Everlight, Kingbright, OptoSupply, and selected value lines.
- Are all colours available year-round? Most colours (red, green, yellow, white, blue) are well-stocked. Bulk/rare colours are available to order, ETA displayed per item.
- Can I order for class/lab projects? Yes, education orders and account requests are welcome - bulk and box-pack options simplify teaching labs and group builds.
Sources
Communica supplies semiconductors and electronic components to industries such as automotive, electrical, automation, mining, and education.
Disclaimer: This content is for educational purposes only. Product availability, pricing, and specifications are subject to change. Always verify current details on the retailer's website before making a purchase. We may earn affiliate commissions from qualifying purchases.
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