
S39903 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $29.96 | Condition is New – Open box, New SATCO S39903 2-ft 9W LED T8 Tube, Ballast Bypass 5000k Natural Light - x 2, shipping cost = $20.95 | 100.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $18.99 | Condition is New, Satco 9W 2Ft T8 LED Tube 5000K 1150LM G13 Base Ballast Bypass, FREE SHIPPING | 99.9% |
![]() | $6.01 | Condition is New, SATCO S39903 2-ft 9W LED T8 Tube, Ballast Bypass, G13 FNFP, shipping cost = $16.50 | 99.8% |

The SATCO S39903 2-ft 9W LED T8 tube ballast bypass is a revolutionary product designed to facilitate the transition from traditional fluorescent lighting to energy-efficient LED lighting. This ballast bypass is specifically engineered to work with 2-foot T8 LED tubes and is an excellent solution for those looking to upgrade their lighting system without the need for a new ballast.
The SATCO S39903 is a compact, lightweight device that can be easily installed in place of an existing magnetic or electronic ballast. Its sleek design ensures that it blends seamlessly with your lighting fixtures, making it an unobtrusive addition to your space.
This ballast bypass is designed to provide natural, consistent light output, making it an ideal choice for applications where color rendering is crucial. The 9W LED tube it accommodates consumes significantly less power compared to traditional 32W or 40W T8 fluorescent tubes, resulting in substantial energy savings.
The SATCO S39903 is built to last, with a robust construction that can withstand the rigors of commercial and industrial environments. It features a die-cast aluminum housing that provides excellent heat dissipation, ensuring the LED tube operates at optimal temperature for maximum lifespan and energy efficiency.
Installing the SATCO S39903 is a breeze. It features quick-connect terminals that allow for easy wiring, and its compact size means that it can be installed in tight spaces where traditional ballasts may not fit. The bypass is also compatible with most popular dimming systems, providing added flexibility and control over your lighting environment.
In summary, the SATCO S39903 2-ft 9W LED T8 tube ballast bypass is an essential upgrade for any lighting system looking to make the switch to energy-efficient LED technology. Its compact design, easy installation, and superior performance make it an excellent choice for a wide range of applications, from offices and schools to warehouses and retail spaces.
The SATCO S39903 2-ft 9W LED T8 tube ballast bypass is a lighting solution designed to replace traditional T8 fluorescent tubes with energy-efficient LED alternatives. Here are some pros and cons that may help you decide whether this product is suitable for your needs.
Pros:1. Energy Savings: LED tubes consume less energy than traditional fluorescent tubes. The SATCO S39903 LED tube uses only 9W, compared to the standard 32W for a 4-foot fluorescent lamp.
2. Longer Lifespan: LED tubes have a longer lifespan than fluorescent tubes. The SATCO S39903 LED tube is rated for 50,000 hours, while a fluorescent tube lasts around 12,000 hours.
3. Instant Lighting: LED tubes light up instantly when turned on, whereas fluorescent tubes take a few moments to reach full brightness.
4. Environmentally Friendly: LED tubes contain no hazardous materials, making them an eco-friendly alternative to fluorescent tubes.
5. Compatibility: The SATCO S39903 LED tube is compatible with standard T8 ballasts and can be easily installed using a bypass adapter.
Cons:1. Initial Cost: The upfront cost of LED tubes is higher than traditional fluorescent tubes. However, the energy savings and longer lifespan make up for the difference over time.
2. Warm-Up Time for Ballast: While the LED tube lights up instantly, the ballast may take a moment to reach its full capacity, which could affect the overall brightness of the light.
3. Potential Dimming Issues: Some users have reported issues with dimming when using the SATCO S39903 LED tube with electronic ballasts.
4. Limited Color Temperature Options: The SATCO S39903 LED tube is available in a standard color temperature of 5000K. If you require a different color temperature, you may need to look for alternative options.
In conclusion, the SATCO S39903 2-ft 9W LED T8 tube ballast bypass is an energy-efficient and eco-friendly alternative to traditional fluorescent tubes. While there are some cons to consider, such as the initial cost and potential dimming issues, the long-term savings and environmental benefits make it a worthwhile investment for many applications.
Recommendation: If you're looking to replace your existing T8 fluorescent tubes with energy-efficient alternatives, the SATCO S39903 2-ft 9W LED T8 tube ballast bypass is a solid choice. Keep in mind that you may need to purchase a bypass adapter to install the LED tube, and consider the potential dimming issues if you plan to use electronic ballasts.
Details:
New Satco S39903 2-ft 9w led t8 tube, ballast bypass 5000k natural light brand new never used.
specifications faclighting:
- brand: Satco
- mpn: S39903
- part type: Tube Ballast Light
- unit type: Ft
shipping faclighting:
- carrier: usps
- service: usps ground advantage
- type: calculated
- class: standard
- transit: 4-9 days
seller faclighting:
- city: whitestone, new york
- rating: 100.0%
- # reviews: 338
general faclighting:
- category: Business & Industrial > Maintenance Safety > Facility > Lights Lighting
offer faclighting:
- availability: in stock
- sold #: 6
- prices: $6.01–$29.96
- item condition:
- New – Open box
- New
- options: ship-to-home
- started: april 12, 2026
- best offers: true
- in stock #: 3
payments faclighting:
- other
- wallet: paypal
- credit card: mastercard
returns faclighting:
- method: money back
- time: 30 days
- paid by: buyer
- policy: returns accepted
Grouped With:
- S5260: BALLAST, Satco Products
- D4962: LIGHT BULB, Satco
- S3517: BOX, Satco
- S8938: LAMP, Satco
- S22242: , Satco
- 50MR16-EXN-GU5.3-12V: LAMP, Satco
- 90-2615: SHORT LIGHT, Satco
- S29314: BEAM, Satco
- 65-790: BOTTOM DIFFUSER, Satco
- 045923662027: WALL SENSOR LIGHT, Nuvo
- B01A0QAUBW: LIGHT BULB, Satco Products


