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LED Tube Light

Your Professional LED Tube Light Supplier

HANGZHOU JUNENG LIGHTING CO., LTD is an integrated comprehensive lighting manufacturer covering R&D, production, distribution, and after-sales in Hang Zhou, Zhejiang province. We mainly use various kinds of LED lamps, like LED bulbs, LED panel lights, LED tubes, and led downlights.

Our Factory

Headquartered in Hangzhou,we has manufacturing centers in Haining, jiangshu, over an area of 10000 square meters, more than 100 employees.

Wide Sales Market

Our products have a good market in Asia, Europe, the Middle East, North and South America, etc., and are committed to providing customers with the most competitive products.

Leading Service

We have many years of industry experience and a complete production management, quality supervision, sales service operation system. Whether you want to buy mini LED lights or LED panel lights, just send your requirements by email, and we can customize the product for you.

Customizable

Our team has multi-professional R&D and production experience in the field of product research and development, which can meet the needs of different markets and customers. And OEM/ODM customization is available.

4 Ft LED Tube Light
Item No.	Power	Lamp Size (mm)	LED Chips
JN-T8-0.6M	9W	300mm	SMD2835-48D
JN-T8-0.9M	14W	600mm	SMD2835-72D
JN-T8-1.2M	18W	900mm	SMD2835-96D
JN-T8-1.5M	24W	1200mm	SMD2835-120D
JN-T8-2.4M	36W	1500mm	SMD2835-192D

Key Features of 4ft LED Bulbs

Wattage Range: Operate between 12–22W (equivalent to 32–40W fluorescent)
Lumens Output: 1600–2800 lumens, delivering bright, efficient light
Color Temperatures: Available in 2700K, 3000K, 3500K, 4100K, 5000K, and 6500K for ambient, task, or daylight-like illumination
Lifespan: Up to 50,000 hours—minimizing maintenance and replacements
DLC-listed options may qualify for energy rebates
Some 4ft LED tubes are also shatter-resistant, NSF-compliant, or feature color selectable technology for added customization.

Benefits

Energy Savings

Lower wattage means reduced electricity consumption, resulting in lower energy bills.

Longer Lifespan

LEDs with lower wattage tend to have a longer lifespan, saving on replacement costs.

Environmental Benefits

Reduced energy consumption is more eco-friendly, reducing your carbon footprint.

Wattage of 4ft LED Tube Lights

4ft LED tube lights come in various wattage options, typically ranging from 12 watts to 22 watts. The wattage of a 4ft LED tube light depends on several factors, including the type of LED chips used, the driver efficiency, and the desired brightness level. Here's a breakdown of common wattage options:

12 Watts

4ft LED tube lights with a 12-watt rating are often used in residential settings and provide ample illumination for bedrooms, living rooms, and kitchens.

18 Watts

The 18-watt LED tube is a popular choice for commercial spaces such as offices and retail stores. It offers a balance between brightness and energy efficiency.

22 Watts

For areas that require exceptionally bright lighting, 22-watt 4ft LED tubes are available. These are commonly used in warehouses, industrial facilities, and large retail spaces.

Types of 4 Foot LED Tubes

01/

Type A – Plug-and-Play

Easiest to install. These lamps work with compatible fluorescent ballasts—just remove the old tube and insert the new one. Perfect for fast retrofits, but check the Ballast Compatibility PDF for confirmed performance.

02/

Type B – Ballast Bypass (Direct Wire)

Wired directly to line voltage. These tubes require removing the ballast and possibly replacing sockets (e.g., switching to non-shunted for single-ended tubes). More installation effort, but greater long-term reliability and efficiency.

03/

Type A/B – Hybrid

Start as plug-and-play with compatible ballasts. When the ballast fails, simply bypass it without replacing the tube. Great flexibility for phased upgrades.

04/

Type C – External Driver

Operates using a remote LED driver (sold separately), removing the ballast completely. Offers 0–10V dimming capability, adjustable wattage, and advanced control options. Ideal for commercial spaces needing precision lighting.

Factors Affecting Wattage

Several factors can affect the wattage of a 4ft LED tube light:

LED Quality

High-quality LED chips are more efficient and require fewer watts to produce the same amount of light.

Driver Efficiency

The driver is a crucial component of an LED tube. A highly efficient driver can reduce wattage while maintaining brightness.

Lumen Output

The desired level of brightness, measured in lumens, can influence the wattage choice. Higher lumens may require a higher wattage.

Tips for choosing 4 Foot LED tube light

When picking your 4ft t8 LED bulbs, make sure to look at the color temperature and the ratings and certifications. The temperature of the color represents the light color and is measured in Kelvin. 4ft LED Tube light in the Kelvin range of 3000 to 3500 creates a friendly environment suitable for lobbies and waiting areas. In offices, schools, hospitals, and warehouses, 4000 to 5000 Kelvin tubes can help minimize eye strain and improve visibility. Ratings and certifications reflect the kinds of situations in which the tubes can be used safely. Tubes rated for dry areas can only be used indoors where the tubes do not contact with water or humidity.

Product packaging

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Certificate

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FAQ

Q: Can I replace a 4 foot fluorescent bulb with an LED?

A: Yes! You can replace 4 foot fluorescent tubes with 4 foot LED light bulbs. Choose plug-and-play for easy swaps or direct-wire for higher efficiency. Just check socket type and ballast compatibility first.

Q: What’s the difference between Type A, B, and C 4ft LED tubes?

A: Type A tubes work with existing ballasts. Type B tubes require ballast removal and direct wiring. Type C uses a remote driver for added dimming control and efficiency.

Q: Do 4ft LED bulbs save energy?

A: Absolutely. 4ft LED bulbs consume up to 50% less energy than their fluorescent counterparts, while delivering equal or better brightness. Plus, they last longer, reducing replacement costs over time.

As one of the leading led tube light manufacturers and suppliers in China, we warmly welcome you to wholesale custom made led tube light from our factory. Contact us for more cheap products.

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