# LED bulb Synergy21 78480 G4 3 W, 240 lm, Cool white 6000 K, 35,000 h

**URL:** https://aio.lv/en/product--synergy21-s21-led-tom00155--12100316
**Data updated:** 2026-03-20 09:52 (EET)
**Category:** LED Bulbs
**Manufacturer:** Synergy21
**Manufacturer code:** S21-LED-TOM00155
**EAN:** 4038816992109
**Warranty:** 2 Years
**Availability:** Out of stock

## Summary description

Synergy21 78480 is a G4-base LED bulb with 3 W power and 240 lm luminous flux, delivering cool white light at 6000 K. Designed for low-voltage fixtures, it offers an estimated lifetime of 35,000 hours and energy-efficient illumination suitable for accent, display, cabinet, and decorative lighting in homes and commercial spaces.

## Long description

Synergy21 78480 G4 LED bulb delivers compact, energy-efficient cool white light for low-voltage fixtures. With 3 W power and a luminous flux of 240 lm, this lamp is intended for accent, display and decorative lighting where a small G4 base is required. The bulb produces cool white illumination at 6000 K and is rated for an estimated lifetime of 35,000 hours, offering long-term operation with low energy consumption.
Advantages
The lamp converts low electrical power into a stable 240 lm output while maintaining consistent colour temperature and minimal heat generation compared with equivalent halogen sources. Its G4 base and compact form factor make it compatible with many low-voltage fixtures, display cases and furniture-mounted luminaires. The long rated lifetime reduces the frequency of replacements and supports lower operating costs.
Suitable for
 Accent and display lighting in showcases and retail displays
 Cabinet and under-shelf lighting in kitchens and furniture
 Decorative fixtures and small pendants using G4 low-voltage sockets
 Architectural details and spotlighting where cool white light is required
Key specifications
 Socket type: G4 low-voltage base
 Power consumption: 3 W
 Luminous flux: 240 lumens
 Colour temperature: 6000 K (cool white)
 Rated lifetime: 35,000 hours
 Suitable for low-voltage installations
How to use
Install the bulb into a compatible G4 low-voltage socket following the fixture manufacturer’s instructions. Ensure the fixture’s voltage and any driver or transformer are compatible with LED operation. Switch off power before replacing or installing the bulb. After installation, the bulb provides immediate full light output without warm-up time.
Usage recommendations
Use this G4 LED bulb in fixtures rated for low-voltage LED lamps and with suitable thermal conditions; avoid enclosed luminaires without adequate heat dissipation. For colour-critical applications, verify the 6000 K cool white tone in situ. Dispose of electrical components following local regulations for electronic waste.

## Specifications

### Performance

| Feature | Value |
|---|---|
| Fitting/cap type | G4 |
| Bulb power | 3 W |
| Luminous flux | 240 lm |
| Light colour | Cool white |
| Colour temperature | 6000 K |
| Bulb lifetime | 35000 h |

### Power

| Feature | Value |
|---|---|
| Input voltage | 12 |

### Technical details

| Feature | Value |
|---|---|
| LED type | SMD5050 |
| Mean cycles between failures (MCBF) | 50000 |
| Number of LEDs | 15 |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.01 kg |
| Diameter | 45 mm |

### Other features

| Feature | Value |
|---|---|
| Energy efficiency class (old) | A+ |

## FAQ

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Synergy21 products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Synergy21 service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: fitting/cap type, bulb power, luminous flux, colour temperature, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

## Image

https://aio.lv/img/cache/product/12100316/67638470_large.webp