
WH7-120-L Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $56.65 | Condition is New, Fulham Lighting WH7-120-L Workhorse 7 Versatile Fluorescent Ballast, 120V, FREE SHIPPING | 99.3% |
![]() | $59.99 | Condition is New, WH7-120-L Fulham Workhorse Fluorescent Electronic Ballast - 120V, shipping cost = $8.61 | 99.2% |
![]() | $68.22 | Condition is New, Fulham 13 to 220 , 1, 2, 3, or 4 Lamps, Electronic Ballast WH7-120-L Fulham, FREE SHIPPING | 99.7% |
![]() | $66.20 | Condition is New, FULHAM WH7-120-L FLUOR Ballast,Electronic,Instant,242W 35JE68, shipping cost = $7.99 | ![]() |
![]() | $54.00 | Condition is New, FULHAM WH7-120-L BALLAST NEW (1229170520 - ), shipping cost = $21.55 | 99.8% |
![]() | $60.00 | Condition is New, FULHAM WorkHorse solid State Electronic Ballast WH7-120-L 120V 50/60Hz , shipping cost = $18.95 | 100.0% |
![]() | $69.99 | Top Pick! Condition is New, Fulham Workhorse 7 Versatile Solid State Electronic Ballast WH7-120-L 15837, shipping cost = $12.99 | 99.1% |
![]() | $99.99 | Condition is New, FULHAM WH7-120-L WORKHORSE 7 SOLID STATE ELECTRONIC/FLUORESCENT LAMP BALLAST, FREE SHIPPING | 99.8% |
![]() | $129.95 | Condition is New, Ballasts for Tanning Beds Fulham Sunhorse Fast Shipping, shipping cost = $24.99 | 99.2% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $70.00 | Condition is New – Open box, Fulham Workhorse 7 Versatile Solid State Electronic Ballast WH7-120-L 15837, shipping cost = $21.05 | 100.0% |
![]() | $135.00 | Condition is New – Open box, WH7-120-L Fulham Workhorse Fluorescent Electronic Ballast NEW 120V LOT 2 Pieces, FREE SHIPPING | 100.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $4.99 | Condition is Used, Sun Blaze 44/T5 GROW LAMP 4 ft 4 Light WH7-120-L TOMBSTONE Fulham 120v, shipping cost = $5.00 | 100.0% |
![]() | $60.00 | Condition is Used, Fulham Lighting WH7-120-L Workhorse 7 Versatile Fluorescent Ballast, 120V #Q4, shipping cost = $17.50 | 99.1% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $84.69 | Condition is , Fulham Lighting WH7-120-L Workhorse 7 Versatile Fluorescent Ballast, 120V, FREE SHIPPING | 97.8% |

The Fulham Fulham WH7-120-L Fluor Ballast is a high-performance lighting solution designed for commercial and industrial applications. This 242-watt electronic ballast is specifically engineered for use with 4-lamp T5 Ho fluorescent lamp systems. It offers several notable features that make it an ideal choice for businesses and organizations seeking energy efficiency, reliability, and longevity.
The WH7-120-L ballast delivers precise and accurate lamp control, ensuring optimal performance and maintenance of the lamps. It operates on a pulse-start or rapid-start system, enhancing lamp life and efficiency by reducing electrical stress. With a power factor of 0.95, it exceeds the standard requirements for energy efficiency, minimizing energy waste and lowering electricity costs. The ballast is also designed with a high frequency, which reduces magnetic strengths and associated radio frequencies, creating a quieter operating environment.
Additionally, this Fulham ballast is equipped with several electrical protection features to ensure the longevity and reliability of the lighting system. These features include over-voltage, over-current, and short-circuit protection. It also features a high-quality and durable aluminum housing, which effectively dissipates heat and enhances the overall durability of the ballast.
The Fulham Fulham WH7-120-L Fluor Ballast complies with various safety and performance standards, including UL and Energy Star, providing peace of mind and ensuring the quality and dependability of the product. With a robust design and advanced electrical features, this ballast is well-suited for large and demanding commercial and industrial lighting systems, offering long-term energy savings and reduced maintenance requirements.
Pros and Cons of Buying Fulham WH7-120-L Fluorescent Ballast (242W)
The Fulham WH7-120-L fluorescent ballast is a popular choice for those seeking reliable and efficient lighting solutions. However, like any other electrical component, it coming with its advantages and disadvantages.
Pros:1. Energy efficiency: This ballast is designed to work with T5HO lamps and can save up to 30% energy compared to standard magnesium ballasts.
2. Improved lamp life: The Fulham WH7-120-L ballast delivers consistent voltage to ensure longer lamp life, reducing the replacement frequency and associated costs.
3. Compact and Lightweight: With dimensions of 13.9 inches x 2.75 inches x 3.2 inches and a weight of 1.4 lbs, this ballast is easy to install and transport.
4. Universal Input voltage: This ballast can operate on a wide range of input voltages, making it suitable for various locations and installation types.
5. Adjustable lamp voltage: The adjustable lamp voltage feature enables precise control over the lamp voltage, ensuring optimal lamp performance and extending lamp life.
Cons:1. Higher initial cost: The Fulham WH7-120-L ballast has a higher upfront cost compared to standard magnesium ballasts, but the energy savings and longer lamp life make it a more cost-effective option in the long run.
2. Sensitivity to voltage drops: While this ballast has a wide input voltage range, it is sensitive to voltage drops. Properly sizing and installing this ballast to ensure stable voltage is crucial for optimal performance.
3. No Dimmable option: This ballast is not dimmable, so if you require adjustable light levels, an alternative dimmable version or a separate dimmer may be necessary.
In conclusion, the Fulham WH7-120-L fluorescent ballast offers several advantages such as energy efficiency, improved lamp life, universal input voltage, and adjustable lamp voltage. However, it has some limitations, including a higher initial cost, sensitivity to voltage drops, and the absence of a dimming feature.
Recommendation:For those seeking an energy-efficient, compact, and versatile lighting solution, the Fulham WH7-120-L fluorescent ballast is a suitable choice. Its long-term cost savings and extended lamp life make it a wise investment for commercial and industrial applications, especially when coupled with the right installation practices to address voltage drop concerns.
Details:
Starting temp. Warranty issues with all power equipment must be addressed through the manufacture. Fulham fluor ballast,electronic,instant,242w WH7-120-L: workhorse, electronic, fluorescent ballast, ballast start type instant, input voltage 120v ac, number of bulbs supported 1, 2, 3, 4, max. Further warranty may be offered by the product manufacturer.
If an order has already been shipped, simply refuse the package when it arrives or return to sender if courier delivers. Bulb 242 w, ballast type t10, t12, t5, t8, dimming no, no dimming, method range min. 22 degrees.
specifications faclighting:
- brand: Fulham
- mpn: Wh7-120-l
- part type: Ballast
- country/region of manufacture: China
- upc: 872180100845
returns faclighting:
- method: money back
- paid by: buyer
- policy: returns accepted
- time: 30 days
payments faclighting:
- credit card: visa
- other
- wallet: apple-pay
general faclighting:
- category: Business & Industrial > Maintenance Safety > Facility > Lights Lighting
offer faclighting:
- sold #: 25
- in stock #: 5
- availability: in stock
- started: january 9, 2025
- prices: $54.00–$135.00
- item condition:
- New
- New – Open box
- Used
- options: ship-to-home
shipping faclighting:
- transit: 4-7 days
- service: ups ground
- type: fixed
- class: standard
- carrier: ups
seller faclighting:
- city: hibbing, minnesota
- rating: 98.7%
- # reviews: 136488
Grouped With:
- IH1-UNV-232-T8: BALLAST, Fulham Firehorse
- RHA-UNV-218-K: BALLAST KIT, Fulham
- WH1-120-L: BALLAST LAMP, Fulham
- IH2-UNV-270-T8: LIGHTING BALLAST, Fulham
- FHSCP-UNV-5WL: DRIVER BALLAST, Fulham
- RHA-UNV-242-K: BALLAST KIT, Fulham Racehorse
- CF-DA-UNV-332T8-W: BALLAST, Fulham
- WH2-120-C: BALLAST, Fulham Firehorse
- IH3-UNV-272-T12HO: ICE HORSE HO LAMP BALLAST, Fulham
- 872180103600: LIGHTING BALLAST, Fulham
- WH5-277-L: HO BALLAST, Fulham














