# LED bulb Synergy21 S21-LED-TOM00929, 4 W, GX5.3 base, 440 lm, 4500 K (neutral white), 60° beam

**URL:** https://aio.lv/en/product--synergy21-s21-led-tom00929--12224159
**Data updated:** 2026-03-29 16:11 (EEST)
**Category:** LED Bulbs
**Manufacturer:** Synergy21
**Manufacturer code:** S21-LED-TOM00929
**EAN:** 4038816114136
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 15.49 €
**Prices and availability valid until:** 2026-07-26 23:59
**Price without VAT (21%):** 12.80 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--synergy21-s21-led-tom00929--12224159

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 13.07.2026 | free |
| Pickup points | 16.07.2026 | 1.89 EUR |
| Courier delivery to door | 16.07.2026 | 4.99 EUR |

## Summary description

Compact LED bulb Synergy21 S21-LED-TOM00929 with GX5.3 fitting, 4 W power and 440 lumens output. Delivers neutral white light at 4500 K with a beam angle up to 60°. Rated lifetime is 35,000 hours. Suitable for downlights, track lighting and fixtures requiring a MR16-style GX5.3 lamp where energy-efficient neutral white illumination is needed.

## Long description

The Synergy21 S21-LED-TOM00929 is a compact LED lamp with a GX5.3 (MR16-style) base designed to replace low-voltage halogen bulbs while offering energy-efficient neutral white illumination. Consuming 4 W and producing 440 lumens at a colour temperature of 4500 K, it provides clear, natural-toned light suitable for a wide range of interior applications. The lamp features a focused beam with a maximum angle of 60° and an estimated service life of 35,000 hours.
Advantages
This 4 W GX5.3 LED lamp combines low power consumption with a high luminous efficacy, delivering neutral white light that preserves colour rendering for task and accent lighting. Its compact form factor fits fixtures designed for MR16/GX5.3 lamps, and the long rated lifetime reduces maintenance and replacement frequency. The moderate beam angle offers a balance between focused illumination and area coverage, making it suitable for directional fixtures.
Suitable for
 Downlights and recessed MR16 fittings that accept a GX5.3 base
 Track and spotlight fixtures requiring directional neutral white light
 Display and accent lighting where colour neutrality and controlled beam are needed
Key specifications
 Power consumption: 4 W
 Luminous flux: 440 lm
 Colour temperature: 4500 K (neutral white)
 Beam angle: up to 60°
 Base type: GX5.3 (MR16-style)
 Rated lifetime: 35,000 hours
How to use
Install the lamp into a compatible GX5.3 socket in fixtures designed for MR16-style bulbs. Ensure the fixture provides the correct low-voltage supply (if required) and that the lamp is securely seated in the socket before powering the circuit. This LED lamp is intended for indoor use; avoid exposure to excessive moisture unless used in appropriately rated fixtures. Allow a brief warm-up period for the lamp to reach full luminous output.
Usage recommendations
For optimal performance, use this GX5.3 LED lamp in fixtures with adequate heat dissipation and within its intended indoor applications. Match the lamp's neutral white 4500 K output with other light sources in the same space to maintain consistent colour temperature. Do not use with incompatible dimmers unless the lamp is explicitly specified as dimmable.

## Specifications

### Performance

| Feature | Value |
|---|---|
| Fitting/cap type | GX53 |
| Bulb power | 4 W |
| Luminous flux | 440 lm |
| Light colour | Neutral white |
| Colour temperature | 4500 K |
| Beam angle (max) | 60 ° |
| Bulb lifetime | 35000 h |
| Product colour | Silver |

### Power

| Feature | Value |
|---|---|
| Input voltage | 24 |

### Other features

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

## FAQ

### How much does the LED bulb Synergy21 S21-LED-TOM00929 cost, and is it available for purchase?

The price is 15.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 57 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 13.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. 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.

### Where can I download the instructions for LED bulb Synergy21 S21-LED-TOM00929?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

https://aio.lv/img/cache/product/12224159/68116919_large.webp