
EHDT521MU210 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $27.95 | Condition is Used, Lutron EHDT832CU217 Ecosystem H-Series Electronic Flourescent Dimming Ballast, FREE SHIPPING | ![]() |
![]() | $30.00 | Condition is Used, LUTRON EcoSystem H-Series EHDT554MU110 1% Dimming Ballast 120/277V For One F54T5, FREE SHIPPING | 100.0% |
![]() | $39.95 | Top Pick! Condition is Used, Lutron EcoSystem H-Series EHDT832MU117 Electronic T8 Flourescent Dimming Ballast, FREE SHIPPING | ![]() |
![]() | $39.95 | Top Pick! Condition is Used, Lutron EcoSystem H-Series EHDT521MU210 Electronic T5 Flourescent Dimming Ballast, FREE SHIPPING | ![]() |
![]() | $30.00 | Condition is Used, Lutron H Series Eco System Ballast EHDT554MU210, shipping cost = $13.31 | 97.1% |
![]() | $50.00 | Condition is Used, Lutron EcoSystem H-Series EHDT521MU210 Electronic T5 Flourescent Dimming Ballast, FREE SHIPPING | 100.0% |
![]() | $41.65 | Condition is Used, Lutron EcoSystem H-Series EHDT521MU1C90 120/277V 1% Dimming Ballast, shipping cost = $15.87 | 100.0% |
![]() | $55.00 | Condition is Used, Lutron EHDT832CU217 Ecosystem H-Series Electronic Dimming Ballast LOT OF 5, shipping cost = $5.00 | 100.0% |
![]() | $99.00 | Condition is Used, LUTRON EHDT832GU310 ECOSYSTEM H-SERIES BALLAST, FREE SHIPPING | 100.0% |
![]() | $125.00 | Condition is Used, LUTRON EcoSystem H-Series EHDT832MU210 1% Dimming Ballast, shipping cost = $10.65 | 100.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $19.99 | Condition is New – Open box, Lutron EHDT832MU117 EcoSystem H-Series 1 Lamp 32W UNV Dimming Ballast 120-277V, shipping cost = $28.35 | 98.8% |
![]() | $60.00 | Condition is New – Open box, Lutron EcoSystem H-Series EHDT521MU210 Electronic T5 Flourescent Dimming Ballast, shipping cost = $8.13 | 100.0% |
![]() | $150.00 | Top Pick! Condition is New – Open box, LUTRON lutron.com EcoSystem H-Series EHDT554MU110 Programmed Rapid Start / Pro, shipping cost = $67.20 | 0.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $74.99 | Condition is New, Lutron H Series Eco System Ballast EHDT524MU110, FREE SHIPPING | 100.0% |
![]() | $89.99 | Condition is New, Lutron H Series Eco System Ballast EHDT524MU210, FREE SHIPPING | 100.0% |
![]() | $75.00 | Condition is New, NEW Creative Systems Lighting 2700K Lutron H Series, 24W Dimmable Fixture, shipping cost = $25.00 | 99.8% |
![]() | $199.99 | Top Pick! Condition is New, LUTRON EcoSystem H-Series EHDT832MU210 1% Dimming Ballast 120-277V For Two F32T8, shipping cost = $9.42 | 100.0% |
![]() | $300.00 | Condition is New, LUTRON EcoSystem H-Series EHDT539MU210 1% Dimming Ballast 120-277V For Two F39T5, FREE SHIPPING | 100.0% |
![]() | $300.00 | Condition is New, LUTRON EcoSystem H-Series EHDT554MU110 1% Dimming Ballast 120/277V For One F54T5, FREE SHIPPING | 100.0% |
![]() | $300.00 | Condition is New, Lutron EcoSystem H-Series EHDT528MU1C90 120/277V 1% Dimming Ballast One F28T5, FREE SHIPPING | 100.0% |
![]() | $300.00 | Condition is New, LUTRON EcoSystem H-Series EHDT825MU110 1% Dimming Ballast 120-277V For One F25T8, FREE SHIPPING | 100.0% |
![]() | $350.00 | Condition is New, LUTRON EcoSystem H-Series EHDT832MU210 1% Dimming Ballast 120-277V For Two F32T8, FREE SHIPPING | 100.0% |
![]() | $350.00 | Condition is New, LUTRON EcoSystem EHDT521MU210 1% Dimming Ballast 120-277V Two Bulb F21T5, FREE SHIPPING | 100.0% |

The Lutron EcoSystem H-Series T5 Fluorescent Dimmer Ballast, model number ehdt521mu210, is a state-of-the-art lighting solution designed for commercial and industrial applications. This dimmable ballast is part of Lutron's EcoSystem, which offers energy savings, enhanced control, and seamless integration with various building automation systems.
This T5 fluorescent dimming ballast is engineered to work with standard 4-inch T5 HO lamps and can dim them down to 1% of their full output. It boasts an impressive power factor of 0.9, making it highly efficient in converting electrical energy into usable light. The ballast also features a high-performance electronic design, ensuring consistent and reliable performance over time.
One of the key benefits of the ehdt521mu210 is its compatibility with Lutron's EcoSystem controls. This includes occupancy sensors, photocells, and dimmers, enabling users to create custom lighting scenarios based on various factors such as motion detection, light levels, and time of day. Additionally, this ballast is compatible with popular building automation systems like BACnet, Modbus, and LonWorks, allowing for centralized control and monitoring of lighting throughout the facility.
The ehdt521mu210 also includes advanced features such as dimming range extension, which allows for low-level dimming even when the lamp wattage drops below the minimum required for typical dimmers. It also features a built-in power limiter, which prevents overloading of the electrical circuit when installing multiple ballasts.
The dimmer ballast is designed for easy installation, with a compact size and a universal mounting frame that can accommodate various lamp types and sizes. It also includes a built-in thermal protection system, ensuring the ballast operates safely and efficiently under various temperature conditions.
With its energy savings, advanced control capabilities, and seamless integration with various building automation systems, the Lutron EcoSystem H-Series T5 Fluorescent Dimmer Ballast, model number ehdt521mu210, is an excellent choice for businesses and organizations looking to optimize their lighting systems and reduce energy costs.
Lutron H-Series T5 Fluorescent Dimmable Ballast (ehdt521mu210): Pros, Cons, and Conclusion
The Lutron ehdt521mu210 H-Series T5 Fluorescent Dimmable Ballast is a popular choice for those seeking energy-efficient and controllable lighting solutions. In this analysis, we'll discuss the key advantages and disadvantages of investing in this ballast.
Pros:1. Energy Efficiency: The dimmable ballast helps reduce energy consumption by allowing users to adjust the light output as needed. This results in significant energy savings, making it an excellent investment for large-scale commercial applications.
2. Enhanced Lighting Control: The dimming feature provides users with the ability to fine-tune the lighting levels according to their preferences and requirements. This leads to improved comfort, productivity, and energy savings.
3. Compatibility: The Lutron ehdt521mu210 is compatible with various Lutron control systems, such as the Graphic Eye 5e and Maestro Wireless Controls, ensuring seamless integration and expanded control capabilities.
4. Robust Design: The ballast is built to last, featuring a durable design capable of withstanding harsh environments and frequent use.
5. Enhanced Safety: The dimming ballast offers improved safety by reducing the risk of lamp failure, as it ensures that the lamps receive a consistent voltage, thereby extending their lifespan.
Cons:1. Cost: The Lutron ehdt521mu210 is pricier than traditional non-dimming ballasts, which may deter some buyers. However, the energy savings and improved control features can offset the initial investment over time.
2. Installation Complexity: The installation process for the dimmable ballast might be more complex than that of a standard ballast due to the additional wiring required for the dimming function.
3. Limited Compatibility with Some Control Systems: While the ballast is compatible with various Lutron control systems, it may not work seamlessly with third-party control systems, limiting the options for users seeking a more integrated solution.
Conclusion:The Lutron ehdt521mu210 H-Series T5 Fluorescent Dimmable Ballast offers numerous advantages, including energy efficiency, enhanced lighting control, compatibility with Lutron control systems, robust design, and improved safety. While its cost and installation complexity may deter some buyers, the long-term energy savings and control benefits make it an excellent investment for commercial lighting applications where precise control and energy savings are essential.
Recommendation:If you're looking for a high-performance, energy-efficient, and controllable lighting solution for your commercial space, the Lutron ehdt521mu210 H-Series T5 Fluorescent Dimmable Ballast is a solid choice. Its compatibility with various Lutron control systems and robust design make it an excellent investment for businesses seeking to optimize their lighting systems and reduce energy consumption. However, if cost and installation complexity are significant concerns, it may be worthwhile to consider alternative solutions with more straightforward installation processes or lower upfront costs.
Details:
The Lutron ecosystem H-series EHDT521MU210 electronic t5 flourescent dimming ballast is a high-quality unit designed for controlling the lighting in commercial or industrial facilities. With its energy-efficient technology and dimming capabilities, this ballast is specifically designed for use with fluorescent lights.
specifications faclighting:
- brand: Lutron
- mpn: Ehdt521mu210
- model: H-series
- part type: Ballast
- unit type: Unit
- light source: Fluorescent Standard
returns faclighting:
- policy: no returns
seller faclighting:
- city: hickory hills, illinois
- rating: 100.0%
- # reviews: 60
payments faclighting:
- credit card: mastercard
- wallet: paypal
- other
offer faclighting:
- prices: $19.99–$350.00
- item condition:
- Used
- New – Open box
- New
- started: november 6, 2025
- in stock #: 5
- best offers: true
- options: ship-to-home
- sold #: 18
- availability: in stock
shipping faclighting:
- service: usps ground advantage
- carrier: usps
- transit: 4-8 days
- type: calculated
- class: standard
general faclighting:
- category: Business & Industrial > Maintenance Safety > Facility > Lights Lighting
Grouped With:
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- L3DA4U1UKS-HA044: DRIVER BALLAST, Lutron
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- PL-T12-4-CC: DIMMER LIGHTING CONTROLLER LAMP, Primelights
- EHDT832GU310: BALLAST, Lutron
- EC5-T832-J277-1: BALLAST LAMP, Lutron
- E3T514C1201: BALLAST, Lutron
- L3DA4U1UMNJA100: DRIVER, Lutron
- H3DT825CU110: , Lutron
- H3DT825CU117: BALLAST, Lutron
- H3DT536GU210: BALLAST, Lutron























