KEYSTONE T8-LED Directdrive Lamp 0890949019306 Led KT-LED10.5T8-48G-840-DX2/G2 4FT 10.5W 120-277V

( Brand: Keystone ), ( Part Type: Led Lamp ), ( Unit Type: Unit ), ( Manufacturer Part Number: T8 LED ), ( Unit Quantity: 10 ), ( UPC: 890949019306 )

Review KEYSTONE Directdrive Kt-led10.5t8-48g-840-dx2/g2 4ft T8 Led Lamp 120-277v

The Keystone 890949019306 Direct Drive KT-LED10.5T8-48G-840-DX2/G2 4ft T8 LED lamp is an energy-efficient and long-lasting lighting solution designed for commercial and industrial applications. This lamp is part of the T8 LED series, which offers several advantages over traditional fluorescent lamps.

Measuring 4 feet in length, this lamp is suitable for replacing standard 4-foot T12 or T8 fluorescent lamps in various settings such as offices, schools, warehouses, and retail spaces. The lamp's body is made of durable, lightweight aluminum, making it easy to install and maneuver.

This LED lamp features a direct drive design, which eliminates the need for a ballast, simplifying the installation process and reducing energy consumption. The lamp operates on a voltage range of 120-277V, making it suitable for use in various electrical systems.

The lamp's T8 configuration houses ten 5-watt LED chips, producing a total output of 10.5 watts. This energy-efficient design provides significant cost savings over time by reducing energy consumption and extending lamp life. The lamp's efficacy is rated at up to 120 lumens per watt, delivering excellent light output.

The lamp's color temperature is rated at 4000K, providing a warm, natural white light that enhances the appearance of colors and supports visual comfort. Additionally, this lamp has a CRI (Color Rendering Index) of 80 or higher, ensuring accurate color representation.

The lamp's lamp life is rated at an impressive 50,000 hours, which is over five times longer than a standard fluorescent lamp. This prolonged lifespan reduces the frequency of lamp replacements, saving time and resources.

The KT-LED10.5T8-48G-840-DX2/G2 lamp is also designed with energy-saving features such as automatic dimming capabilities and motion sensors, which can be purchased separately to further optimize energy usage and savings. Additionally, the lamp is RoHS compliant and contains no hazardous materials, ensuring a safe and eco-friendly lighting solution.

In summary, the Keystone 890949019306 Direct Drive KT-LED10.5T8-48G-840-DX2/G2 4ft T8 LED lamp is an energy-efficient, long-lasting, and cost-effective lighting solution for commercial and industrial applications. Its direct drive design, warm white color temperature, impressive lamp life, and energy-saving features make it a superior choice compared to traditional fluorescent lamps.

Pros and Cons of buying a Keystone KT-LED10.5T8-48G-840-DX2/G2 4ft T8 LED Lamp (10.5W, 120-277V)

The Keystone KT-LED10.5T8-48G-840-DX2/G2 4ft T8 LED Lamp is a popular lighting solution for both residential and commercial applications. This energy-efficient alternative to traditional T8 fluorescent lamps offers several advantages and disadvantages. In this analysis, we will discuss the key pros and cons to help you make an informed decision.

1. Energy Efficiency: The LED lamp consumes only 10.5 watts, which is significantly less than the 32-40 watts consumed by a standard T8 fluorescent lamp. This results in substantial energy savings over time.

2. Long Lamp Life: The LED lamp has a rated lifespan of up to 50,000 hours, which is approximately five times longer than a standard T8 fluorescent lamp. This reduces the frequency of replacement and lowers maintenance costs.

3. Instant Lighting: Unlike fluorescent lamps, which take time to reach full brightness, the LED lamp provides instant lighting when switched on. This is particularly beneficial in applications where quick illumination is required.

4. Flexible Installation: The lamp can be installed in various orientations, including up and down, and in different applications, such as troffer housings and linear applications.

5. Dimming Capable: The LED lamp is compatible with most leading-edge dimming control systems, enabling users to adjust the light output to their preference.

1. Initial Investment: Although the LED lamp offers long-term savings, the upfront cost is higher than that of a standard T8 fluorescent lamp. However, the total cost of ownership is lower due to energy savings and reduced replacement frequency.

2. Color Temperature: Depending on the application, the 3000K warm white color temperature of the LED lamp may not perfectly match the color temperature of existing T8 fluorescent lamps. This could result in some visual differences, but it is generally considered a minor issue.

3. Potential Compatibility Issues: It is essential to ensure that the LED lamp is compatible with the existing ballast and wiring in the application to avoid any compatibility issues. In some cases, it may be necessary to replace the ballast or rewire the circuit.

The Keystone KT-LED10.5T8-48G-840-DX2/G2 4ft T8 LED Lamp offers several advantages, including energy efficiency, long lamp life, instant lighting, flexible installation, and compatibility with dimming control systems. While there are some disadvantages, such as the higher initial investment and potential compatibility issues, the total cost of ownership is lower compared to traditional T8 fluorescent lamps. Based on this analysis, we recommend considering this LED lamp as a viable option for your lighting needs.

Details:

Lot of 10 Tube Lights. Keystone DirectDrive KT-LED10.5T8-48G-840-DX2/G2 4ft T8 LED Lamp 10.5W 120-277V.

part #: 890949019306 prices

• $29.99-$269.95

specifications bulbbuffoon:

• brand: Keystone
• part type: Led Lamp
• unit type: Unit
• manufacturer part number: T8 LED
• unit quantity: 10
• upc: 890949019306

offer bulbbuffoon:

• started: July 23, 2025
• availability: In Stock
• quantity: 1
• best offers: True
• options: Ship-to-home
• sold: 0

seller bulbbuffoon:

• rating: 100.0%
• city: Salt Lake City, Utah
• # reviews: 686

returns bulbbuffoon:

• method: Money back
• paid by: Buyer
• time: 30 Days
• policy: Returns Accepted

payments bulbbuffoon:

• credit card: Mastercard
• other
• wallet: Apple-pay

general bulbbuffoon:

• condition: New
• Facility Maintenance Safety > Facility Lighting > Light Bulbs Lamps

shipping bulbbuffoon:

• cost: $19.28
• type: Calculated
• transit: 3-9 Days
• class: Standard
• service: USPS Ground Advantage
• carrier: USPS

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