
890949001684 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $51.15 | Condition is New, Keystone HPS-50R-1-KIT High Pressure Sodium 50W Ballast Kit 120V 19388, FREE SHIPPING | 99.5% |

The Keystone 890949001684 HPS-50R-1-Kit is a high-performance solution designed for those seeking optimal lighting results in their indoor or outdoor applications. This kit includes a 50-watt high pressure sodium (HPS) ballast and a single HPS bulb, making it an ideal choice for growers, greenhouses, or industrial settings.
The HPS-50R-1-Kit operates on a standard voltage of 120V and delivers an impressive 50 watts of power to the bulb. The high-pressure sodium bulb in this kit is renowned for its ability to produce a full spectrum of light that is rich in red and orange wavelengths, which is essential for photosynthesis and plant growth. This makes it an excellent option for horticultural applications, especially for growing fruiting and flowering plants.
The HPS-50R-1-Kit's ballast is engineered to provide precise electrical control for the bulb, ensuring consistent performance and extended bulb life. It features a self-resetting thermal limiter that protects against overheating, maintaining the bulb's longevity and ensuring a stable output.
The kit comes with a robust design that is both durable and efficient. The ballast is constructed with high-quality components and is housed in a heavy-duty, powder-coated steel enclosure that can withstand the rigors of industrial environments. Additionally, the HPS bulb is encased in a shatter-resistant glass sleeve for added safety.
The installation process for the HPS-50R-1-Kit is straightforward, allowing for quick setup and minimal downtime. The kit includes all necessary electrical connections and terminals, making it easy to integrate into existing electrical systems. Furthermore, the kit complies with UL and CSA safety standards, ensuring peace of mind for users.
In summary, the Keystone 890949001684 HPS-50R-1-Kit is a high-quality, high-performance solution for those seeking optimal lighting results in their indoor or outdoor applications. Its included 50-watt HPS ballast and bulb, durable design, and ease of installation make it an excellent choice for horticultural applications, industrial settings, or any situation that requires robust, reliable, and energy-efficient lighting.
Pros and Cons of buying a Keystone 890949001684 HPS-50R-1-Kit High Pressure Sodium 50W Ballast Kit 120V 19388
1. Pros:a. Energy Efficiency: The high pressure sodium (HPS) lamps are known for their energy efficiency. This ballast kit is designed to optimally supply power to the HPS lamp, ensuring maximum efficiency and longer lamp life.
b. Durability: HPS lamps and ballasts are known for their durability and long lifespan. This kit is also built to last, making it a good investment for long-term use.
c. Easy Installation: The kit includes all necessary components for a simple installation process. This reduces the need for additional purchases and saves time and effort.
2. Cons:a. Cost: HPS lamps and ballasts can be more expensive compared to other lighting options, such as LED or fluorescent. This kit may have a higher initial investment cost.
b. Warm-up Time: HPS lamps take longer to reach full brightness compared to other lighting types. This can be a disadvantage for applications where immediate lighting is required.
c. Power Consumption: HPS lamps consume more power than other lighting options. This can result in higher electricity bills for users.
Ending Conclusion:The Keystone 890949001684 HPS-50R-1-Kit High Pressure Sodium 50W Ballast Kit 120V 19388 offers energy efficiency, durability, and easy installation. However, it also comes with a higher initial investment cost, longer warm-up time, and higher power consumption compared to other lighting options.
Recommendation:If your application requires a high level of light output and long lamp life, and you are willing to pay a higher initial investment cost, then the Keystone 890949001684 HPS-50R-1-Kit High Pressure Sodium 50W Ballast Kit 120V 19388 could be a good investment. Otherwise, consider alternative lighting options such as LED or fluorescent lamps, which offer lower power consumption, faster warm-up times, and lower initial investment costs.
Details:
New, never installed new.
specifications faclighting:
- brand: Keystone
- mpn: Hps-50r-1-kit
- type: Ballast
- wattage: 50w
- light source: Hid Sodium High Pressure
- upc: 890949001684
offer faclighting:
- in stock #: 1
- price: $51.15
- item condition: New
- started: august 28, 2025
- sold #: 20
- availability: in stock
- options: ship-to-home
- best offers: true
returns faclighting:
- policy: no returns
shipping faclighting:
- class: standard
- type: calculated
- transit: 5-11 days
- service: usps ground advantage
- carrier: usps
payments faclighting:
- other
- wallet: paypal
- credit card: diners-club
general faclighting:
- category: Business & Industrial > Maintenance Safety > Facility > Lights Lighting
seller faclighting:
- rating: 100.0%
- # reviews: 701
- city: loveland, colorado
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