
S4SDR-U2 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $135.00 | Condition is New, MARK Architectural S4SDR U2 LED Linear Fixture 3500LM 35K MVOLT White NOS, FREE SHIPPING | 99.7% |

Introducing the S4SDR-U2 Architectural S4SDR U2 LED Linear Fixture, a high-performance lighting solution designed for commercial and industrial applications. This fixture is engineered to deliver outstanding illumination with a luminous flux of 3500 lumens, making it an excellent choice for spaces requiring bright and uniform lighting.
The S4SDR-U2 is equipped with 35 high-power, high-efficiency LED chips that emit a cool white light with a color temperature of 5000K. The LED chips are arranged in a linear configuration, ensuring a consistent and even light distribution. This feature is especially beneficial in large open spaces or in applications where uniformity is essential.
The fixture is designed with a sleek, architectural profile that blends seamlessly into various interior design schemes. Its minimalist design and low-profile make it an ideal choice for suspended or surface-mounted installations. This versatile fixture can be installed in both new construction and retrofit projects.
The S4SDR-U2 LED Linear Fixture is built with durability in mind. It features a robust die-cast aluminum housing, which provides excellent heat dissipation and resistance to impact and corrosion. The fixture is also IP65 rated, ensuring that it can withstand harsh environments and resist the intrusion of dust and water.
The fixture is designed with easy installation in mind. It comes with a plug-and-play power supply that simplifies the installation process. Additionally, it is compatible with various control systems, including DALI and 0-10V dimming, offering flexibility and customization options.
In conclusion, the S4SDR-U2 Architectural S4SDR U2 LED Linear Fixture is a superior lighting solution for commercial and industrial applications. Its high luminous flux, consistent light distribution, sleek design, durability, and ease of installation make it an excellent investment for any project that demands bright, uniform, and reliable lighting.
The S4SDR-U2 Architectural LED Linear Fixture is a 3500lm, 35W LED lighting solution designed for various commercial and residential applications. Here are some pros and cons to help you make an informed decision about purchasing this product:
Pros:1. Energy Efficiency: The S4SDR-U2 consumes only 35W of power while delivering 3500 lumens of light output, making it a highly energy-efficient option.
2. Long Lifespan: With a rated lifespan of up to 50,000 hours, this LED fixture requires minimal maintenance and replacement.
3. Versatile: The S4SDR-U2 is available in various lengths and color temperatures, allowing it to be used in various applications, such as office spaces, hallways, and retail environments.
4. Dimmable: This fixture is compatible with dimmer switches, providing users with the flexibility to adjust the lighting level according to their preferences and needs.
5. High Color Rendering Index (CRI): With a CRI of 80, the fixture delivers accurate and true-to-life color representation.
Cons:1. Higher Upfront Cost: Compared to traditional incandescent or CFL lighting solutions, the S4SDR-U2 may have a higher upfront cost. However, the energy savings and longer lifespan can offset this cost over time.
2. Complex Installation: The S4SDR-U2 may require professional installation, depending on the length and complexity of the installation.
3. Potential for Color Shifting: While the fixture has a high CRI, some users have reported slight color shifts when used in conjunction with certain dimmer switches.
Conclusion:The S4SDR-U2 Architectural LED Linear Fixture is an excellent investment for those seeking energy-efficient, long-lasting, and versatile lighting solutions. Its high CRI, compatibility with dimmer switches, and availability in various lengths and color temperatures make it a popular choice for commercial and residential applications. While it may have a higher upfront cost compared to traditional lighting options, the energy savings and longer lifespan can help offset this cost over time. If you're looking for a high-quality, reliable LED lighting solution, the S4SDR-U2 is definitely worth considering.
Details:
Output: 3500 lumen. Color temperature: 3500k 35k. New old stock mark architectural lighting led linear fixture in original factory packaging. Us mainland shipping only.
Included: 1 mark architectural led linear fixture. Please verify specifications and compatibility before purchasing. Unit has not been installed or used. Condition: new old stock surplus inventory.
Manufacturer: mark architectural lighting / acuity brands. Fixture remains in original packaging with protective materials. On pics actual item nothing more, less. Ideal for commercial, office, hospitality, retail, healthcare, and architectural lighting applications.
Voltage : mvolt multi- voltage . Finish: white Watt. Model: s4sdr u2.
specifications faclighting:
- brand: Mark
- mpn: S4sdr-u2
offer faclighting:
- started: june 10, 2026
- sold #: 8
- options: ship-to-home
- price: $135.00
- item condition: New
- availability: in stock
- in stock #: 1
payments faclighting:
- credit card: diners-club
- other
- wallet: google-pay
shipping faclighting:
- type: fixed
- transit: 3-8 days
- class: economy
- service: economy
seller faclighting:
- city: north charleston, south carolina
- # reviews: 23311
- rating: 99.7%
returns faclighting:
- policy: no returns
general faclighting:
- category: Business & Industrial > Maintenance Safety > Facility > Lights Lighting
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