LED bulbs GU5.3 (MR16) base
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GU5.3 (MR16) LED bulbs – one of the most popular modern lighting solutions, replacing traditional halogen bulbs.
Due to their compact size, easy installation, and low energy consumption, these bulbs are widely used in residential, commercial, and industrial environments. Whether it’s kitchen lighting, office accent lighting, shop displays, or technical fixtures – GU5.3 LED bulbs provide warm or neutral light, ensure long service life, and reduce electricity costs.
Features
Energy saving – up to 90% less electricity consumption compared to halogens.
Long service life – on average 15,000 to 30,000 hours.
Compact size – standard MR16 format (50 mm diameter), easily replacing halogens without modifications.
Various color temperatures – from warm white (2700K) to cool white (6500K).
Transformer compatibility – GU5.3 bulbs are typically powered by 12 V, suitable for existing low-voltage systems.
Instant start – no delay or flickering.
Applications
For home users: recessed lighting in kitchens, living rooms, corridors, bathrooms; decorative lighting.
For engineers: exhibitions, museums, retail spaces where light quality, color rendering, and directionality are important.
For electricians: an ideal solution for upgrading existing GU5.3 halogen fixtures to LED technology without major changes.
For interior designers, architects, and lighting technicians: GU5.3 LED bulbs enable energy-efficient, durable, and modern lighting projects.
Advantages
Low energy consumption and high efficiency.
Long service life reduces replacement frequency and maintenance costs.
Environmentally friendly – mercury-free.
Wide choice: light colors, luminous flux levels, dimmable versions.
Easy installation – fits into a standard GU5.3 socket.
Disadvantages
Some models may require compatible power supplies.
Light distribution is more concentrated compared to incandescent bulbs – proper selection is needed.
Conclusion
GU5.3 (MR16) LED bulbs are a modern and practical solution for both residential and commercial lighting. They combine energy efficiency, long life, and high-quality illumination. Replacing old halogens with GU5.3 LEDs is worthwhile for lower electricity bills, reliability, and comfortable lighting. These bulbs are universally applicable – from home kitchens to professional architectural projects.
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LED lamp GU 5.3 Optonica SP7-A2 | funnel-shaped | 7 W | 600 lm | 110° | 2700 K | DC 12 V | 50 x 54 mm | white | IP20Code: SP7-A2-1766Price 286 € VAT incl.(2 36 € VAT excl.)
LED lamp GU 5.3 Optonica SP7-A2 | funnel-shaped | 7 W | 600 lm | 110° | 4500 K | DC 12 V | 50 x 54 mm | white | IP20Code: SP7-A2-1765Price 286 € VAT incl.(2 36 € VAT excl.)
LED lamp GU 5.3 Optonica SP7-A2 | funnel-shaped | 7 W | 600 lm | 110° | 6000 K | DC 12 V | 50 x 54 mm | white | IP20Code: SP7-A2-1764Price 286 € VAT incl.(2 36 € VAT excl.)
LED lamp GU 5.3 Optonica SP5-A2 | funnel-shaped | 5 W | 400 lm | 110° | 2700 K | DC 12 V | 50 x 54 mm | white | IP20Code: SP5-A2-1763Price 240 € VAT incl.(1 98 € VAT excl.)
LED lamp GU 5.3 Optonica SP5-A2 | funnel-shaped | 5 W | 400 lm | 110° | 4500 K | DC 12 V | 50 x 54 mm | white | IP20Code: SP5-A2-1762Price 240 € VAT incl.(1 98 € VAT excl.)
LED lamp GU 5.3 Optonica SP5-A2 | funnel-shaped | 5 W | 400 lm | 110° | 6000 K | DC 12 V | 50 x 54 mm | white | IP20Code: SP5-A2-1761Price 240 € VAT incl.(1 98 € VAT excl.)
Directional LED bulb GU 5.3 Optonica SP7-A2 | funnel-shaped | 7 W | 560 lm | 110° | 2700 K | 12 V DC | 50 x 47 mm | white | IP20Code: SP7-A2-1196Price 296 € VAT incl.(2 45 € VAT excl.)
Directional LED bulb GU 5.3 Optonica SP7-A2 | funnel-shaped | 7 W | 560 lm | 110° | 4500 K | 12 V DC | 50 x 47 mm | white | IP20Code: SP7-A2-1195Price 296 € VAT incl.(2 45 € VAT excl.)
Directional LED bulb GU 5.3 Optonica SP7-A2 | funnel-shaped | 7 W | 560 lm | 110° | 6000 K | 12 V DC | 50 x 47 mm | white | IP20Code: SP7-A2-1194Price 296 € VAT incl.(2 45 € VAT excl.)
Directional LED bulb GU 5.3 Optonica SP5-A2 | funnel-shaped | 5 W | 400 lm | 110° | 2700 K | 12 V DC | 50 x 47 mm | white | IP20Code: SP5-A2-1193Price 278 € VAT incl.(2 30 € VAT excl.)
Directional LED bulb GU 5.3 Optonica SP5-A2 | funnel-shaped | 5 W | 400 lm | 110° | 6000 K | 12 V DC | 50 x 47 mm | white | IP20Code: SP5-A2-1191Price 278 € VAT incl.(2 30 € VAT excl.)
Directional LED bulb GU 5.3 Optonica SP5-A2 | funnel-shaped | 5 W | 400 lm | 110° | 4500 K | 12 V DC | 50 x 47 mm | white | IP20Code: SP5-A2-1192Price 278 € VAT incl.(2 30 € VAT excl.)
Directional LED lamp GU 5.3 Optonica SP6-A3 | funnel-shaped | 6 W | 400 lm | 50° | 2700 K | 12 V DC | 55 x 50 mm | silver | IP20Code: SP6-A3-1170Price 714 € VAT incl.(5 90 € VAT excl.)
Directional LED lamp GU 5.3 Optonica SP6-A3 | funnel-shaped | 6 W | 400 lm | 50° | 4500 K | 12 V DC | 55 x 50 mm | silver | IP20Code: SP6-A3-1169Price 714 € VAT incl.(5 90 € VAT excl.)
Directional LED lamp GU 5.3 Optonica SP6-A3 | funnel-shaped | 6 W | 400 lm | 50° | 6000 K | 12 V DC | 55 x 50 mm | silver | IP20Code: SP6-A3-1168Price 714 € VAT incl.(5 90 € VAT excl.)
