---
product_id: 16001869
title: "Full Spectrum Solutions Replacement FML 55 watt 5500K, 4 Tube Bulb"
brand: "naturallightingcom"
price: "€ 108.60"
currency: EUR
in_stock: false
reviews_count: 5
url: https://www.desertcart.fi/products/16001869-full-spectrum-solutions-replacement-fml-55-watt-5500k-4-tube
store_origin: FI
region: Finland
---

# Full Spectrum 55W Power 5500K Brightness Full Spectrum Solutions Replacement FML 55 watt 5500K, 4 Tube Bulb

**Brand:** naturallightingcom
**Price:** € 108.60
**Availability:** ❌ Out of Stock

## Summary

> Brighten Your World 🌟 with Full Spectrum Brilliance!

## Quick Answers

- **What is this?** Full Spectrum Solutions Replacement FML 55 watt 5500K, 4 Tube Bulb by naturallightingcom
- **How much does it cost?** € 108.60 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.fi](https://www.desertcart.fi/products/16001869-full-spectrum-solutions-replacement-fml-55-watt-5500k-4-tube)

## Best For

- naturallightingcom enthusiasts

## Why This Product

- Trusted naturallightingcom brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Easy Control Options:** Push-button and app control for seamless operation.
- • **Illuminate Your Space:** Experience vibrant, true-to-life colors with full-spectrum lighting.
- • **Eco-Friendly Efficiency:** Save energy without sacrificing brightness—650 lumens of brilliance.
- • **Versatile Compatibility:** Designed for standard fixtures, making upgrades a breeze.
- • **Long-Lasting Performance:** Enjoy a lifespan that outlasts traditional bulbs, reducing waste.

## Overview

The Full Spectrum Solutions Replacement FML 55 watt 5500K bulb offers a powerful 55 watts of full-spectrum lighting, delivering 650 lumens of brightness. Designed for standard fixtures, this eco-friendly bulb enhances color accuracy and provides a long-lasting solution for your lighting needs.

## Description



## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | Naturallightingcom |
| Special Feature | Full Spectrum |
| Wattage | 55 watts |
| Unit Count | 1 Count |
| Color Temperature | 5500 Kelvin |
| Number of Items | 4 |
| Brightness | 650 Lumen |
| Item Package Quantity | 200 |
| Item Weight | 15 Pounds |
| Light Source Wattage | 55 Watts |
| Product Dimensions | 3.5"W x 12.63"H |
| Control Method | App |
| Light Output Maximum | 650 Lumens |
| Part Number | FML5555 |
| Item Weight | 15 pounds |
| Item model number | FML5555 |
| Special Features | Full Spectrum |
| Wattage | 55 Watts |

## Product Details

- **Brand:** Naturallightingcom
- **Special Feature:** Full Spectrum
- **Wattage:** 55 watts
- **Unit Count:** 1 Count
- **Color Temperature:** 5500 Kelvin

## Images

![Full Spectrum Solutions Replacement FML 55 watt 5500K, 4 Tube Bulb - Image 1](https://m.media-amazon.com/images/I/11Hd2J2--fL.jpg)

## Questions & Answers

**Q: How long are the bulbs?  I'm trying to replace a bulb for a desk lamp;  the number on the bulb is FML55W 5500K.  Is this the same bulb?  Will it fit?**
A: Joan,Length of bulb (Total Length) - 12 5/8",   width -  3.25".  Bulb will fit, standard fixtures that use FML 55 w 4 tube, 4 pin sq sockets.  Our bulbs are true full spectrum 5500K, 91 CRI.  Will not work in Sunbox light boxes.

**Q: is this the 55W model 559155?**
A: This is replacement for # 559155, NaturesSunlite  55 watt, FML 4 tube, 5500K, 96 CRI - Color Rendering Index  fits in all lamps that use FML 55 watt, except Sunbox light boxes.

**Q: why is shipping weight 15 pounds?**
A: Shipping weight error 1 pound, current special free shipping

**Q: I have an old floor lamp from full spectrum solutions model# ul55fsfl calling for a 55w four-fold tube (flat) bulb.   will this bulb fit?  thanks**
A: Sorry, don't know. The lamp I buy for is my Dads and it is over 10 years old but don't know the model #.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Pricy but functioning
*by S***I on June 3, 2014*

Work wonderful and was easy to install. a little pricey but at least I know it's the right bulb. I would purchase again.

### ⭐ Also clearly lighter weight and bad construction compared to original
*by H***N on October 24, 2014*

Bulb won't light. Faulty product. Also clearly lighter weight and bad construction compared to original. Just lost my money.

### ⭐⭐⭐ good bulb, wrong bulb
*by F***H on September 9, 2012*

bought bulb, Sunbox apparently wanted you to use only their bulbs, sooooo an hour later i had hacked away the plastic. preventing me from doing this and bamb! i got really bright light.

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**Shop now:** [https://www.desertcart.fi/products/16001869-full-spectrum-solutions-replacement-fml-55-watt-5500k-4-tube](https://www.desertcart.fi/products/16001869-full-spectrum-solutions-replacement-fml-55-watt-5500k-4-tube)

---

*Product available on Desertcart Finland*
*Store origin: FI*
*Last updated: 2026-02-08*