---
product_id: 164252038
title: ""
brand: "philips"
price: "₪87"
currency: ILS
in_stock: true
url: https://www.desertcart.co.il/products/164252038-
store_origin: IL
region: Israel
---

# 11.5W power, ultra-efficient 50,000 hrs lifespan, long-lasting 4000K cool white, crisp clarity 

**Brand:** philips
**Price:** ₪87
**Availability:** ✅ In Stock

## Summary

> 💡 Illuminate smarter, work brighter — don’t get left in the dark!

## Quick Answers

- **What is this?**  by philips
- **How much does it cost?** ₪87 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.il](https://www.desertcart.co.il/products/164252038-)

## Best For

- philips enthusiasts

## Why This Product

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

## Key Features

- • **Slash Your Energy Bills:** Consumes just 11.5W while delivering brightness equivalent to 25W incandescent bulbs—energy efficiency that pays off.
- • **Ballast-Free, Hassle-Free:** Designed for ballast bypass, these tubes fit any 3-foot fixture, eliminating compatibility worries and boosting efficiency.
- • **Light That Lasts a Decade:** Up to 50,000 hours of reliable illumination means fewer replacements and zero hassle for years to come.
- • **Plug & Play with G13 Base:** Easy installation with standard medium bi-pin base—upgrade your lighting without the fuss.
- • **Crisp, Professional Ambiance:** Cool white 4000K light with high CRI ensures your workspace or retail environment looks sharp and inviting.

## Overview

Philips LED Mainsfit 3-Foot T8 Tube Light Bulbs offer a powerful 1400 lumen output with cool white 4000K color temperature, consuming only 11.5 watts to replace traditional 25W fluorescent tubes. Engineered for ballast bypass compatibility, these energy-efficient LED tubes deliver up to 50,000 hours of long-lasting, mercury-free illumination, perfect for professional indoor spaces seeking crisp, reliable lighting with minimal maintenance.

## Description

Remove energy consuming ballasts for greater energy efficiency with Philips LED T8 Tube Light Bulbs. Philips LED Tube Light Bulbs replace fluorescent T8/T12 tubes and work on any 3’ fixture, regardless of whether it was formerly T8 or T12. With Philips LED T8 Tube Light Bulbs, you no longer have to worry about ballast compatibility.

## Features

- ENERGY EFFICIENT: Philips LED MainstFit Ballast Bypass 3-Foot T8 Tube Light Bulbs have an estimated annual energy cost of $1.39. Philips LED light bulbs are Mercury free and Energy Star Certified.
- LONG LASTING: These Philips LED bulbs last 13x longer than fluorescent bulbs. Each light bulb is expected to deliver a lifetime of up to 50,000 hours of light (based on three hours per day), saving you the cost of frequent bulb replacement.
- COOL WHITE: Philips LED Ballast Bypass 3-Foot T8 Tube Light Bulbs offer cool and crisp lighting with high CRI (color rendering index). At 4000 Kelvin these bulbs deliver bright, crisp color ideal for offices, schools, and retail spaces.
- BALLAST BYPASS: Remove energy consuming ballasts for greater energy efficiency with Philips LED T8 Tube Light Bulbs. Philips LED Tube Light Bulbs replace fluorescent T8/T12 tubes and work on any 3’ fixture, regardless of whether it was formerly T8 or T12. With Philips LED T8 Tube Light Bulbs, you no longer have to worry about ballast compatibility.
- COMPATIBILITY: These Philips LED light bulbs fit in Medium Bi-Pin G13 bases. Not compatible with Philips HUE products. Philips LED Ballast Bypass 3-Foot T8 Tube Light Bulbs are for non connected use only.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | Philips |
| Light Type | LED |
| Special Feature | Energy Efficient |
| Wattage | 11.5 watts |
| Bulb Shape Size | T8 |
| Bulb Base | G13 |
| Incandescent Equivalent Wattage | 75 Watts |
| Specific Uses For Product | Decoration |
| Light Color | cool white |
| Voltage | 120 Volts |
| Unit Count | 4.0 Count |
| Color Temperature | 4000 Kelvin |
| Number of Items | 1 |
| Brightness | 1800 Lumen |
| Shape | t8 |
| Material | Glass |
| Model Name | 544221 |
| Indoor/Outdoor Usage | Indoor |
| Power Source | AC |
| Color Rendering Index | 80 |
| Power Consumption | 25 Watts |
| Item Package Quantity | 1 |
| Light Source Type | LED |
| Light Source Wattage | 11.5 Watts |
| Product Dimensions | 35.78"W x 35.78"H |
| Control Method | App |
| Average Life | 50000 Hours |
| White Brightness | 1400 Lumens |
| Efficiency | Yes |
| Style | 25 W |
| Global Trade Identification Number | 00046677544225 |
| Manufacturer | Signify North America Corporation |
| Color | Cool White |
| UPC | 046677544225 |
| Light Output Maximum | 1800 Lumens |
| Part Number | 544221 |
| Item Weight | 3.64 pounds |
| Item model number | 544221 |
| Size | 4 Bulbs |
| Pattern | Mainsfit |
| Cutting Diameter | 1 Inches |
| Special Features | Energy Efficient |
| Included Components | LED Bulbs (4) |
| Batteries Required? | No |
| Warranty Description | 5 year manufacturer warranty. |
| Assembled Diameter | 1 Inches |

## Product Details

- **Brand:** Philips
- **Light Type:** LED
- **Special Feature:** Energy Efficient
- **Wattage:** 11.5 watts
- **Bulb Shape Size:** T8

## Images

![ - Image 1](https://m.media-amazon.com/images/I/618J2ftlTTL.jpg)
![ - Image 2](https://m.media-amazon.com/images/I/61aFjkRGqxL.jpg)
![ - Image 3](https://m.media-amazon.com/images/I/715ZDV3reqL.jpg)
![ - Image 4](https://m.media-amazon.com/images/I/710PviBmjBL.jpg)
![ - Image 5](https://m.media-amazon.com/images/I/618eGlqoK+S.jpg)

## Available Options

This product comes in different **Pattern Name, Color, Size, Style** options.

## Questions & Answers

**Q: Are these actually safe to use w/ existing old ballast...or should the ballast be removed?**
A: According to Philips, there is no need to remove the ballast. I didn't, and the bulbs are so far working fine. I've had them about 1 month.

**Q: Can they be used with with fixtures already rewired with out ballast?**
A: No

**Q: I installed one of these and it makes a humming noise. Is that normal?**
A: It should not hum...switch the bulbs around and see if that helps

**Q: 1 bulb works, add another to the fixture, and brightness goes to 1/2 - remove 1 bulb, and remaining one flickers.  let cool and the 1 bulb only works.**
A: Could be your ballistic is bad for going bad

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**Shop now:** [https://www.desertcart.co.il/products/164252038-](https://www.desertcart.co.il/products/164252038-)

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*Product available on Desertcart Israel*
*Store origin: IL*
*Last updated: 2026-01-31*