USHIO HPL550-77-X Hpl Lamp HPL550/77/X 550W 77V

( Brand: Ushio ), ( Manufacturer Part Number: HPL550/77/X ), ( Light Source: Halogen Standard ), ( Type: Lamp/bulb ), ( Wattage: 550 W )

Review USHIO Hpl550/77/x Hpl 550/77/x 550w 77v Long Life Lamp

The Ushio HPL 550/77/X is a high-performance, 550-watt, 77V HID (High-Intensity Discharge) lamp designed for industrial applications that require superior illumination. This lamp is part of Ushio's HPL (High Pressure Sodium) series, which is renowned for its excellent color rendering and energy efficiency.

Measuring 600 millimeters (mm) in length and 55 mm in diameter, this lamp features a quartz glass envelope that ensures durability and resistance to shock and vibration. The lamp's electrode is made of premium materials, ensuring reliable and consistent performance over an extended period.

The Ushio HPL 550/77/X produces an impressive amount of light, with a luminous flux of up to 64,000 lumens, making it an excellent choice for large-scale industrial applications such as warehouses, factories, and outdoor workspaces. Its high color rendering index (CRI) of 80 provides excellent color rendition, ensuring that objects appear in their true colors, enhancing safety and productivity.

This lamp operates at a voltage range of 70V to 77V and has a rated life of up to 24,000 hours, which translates to minimal maintenance and downtime. The lamp's long lifespan is achieved through Ushio's advanced engineering and the use of high-quality materials.

The Ushio HPL 550/77/X is also environmentally friendly, with a low mercury content compared to other HID lamps, making it a more eco-friendly choice for your industrial lighting needs. Additionally, the lamp's efficient energy use results in cost savings over its long lifespan.

In summary, the Ushio HPL 550/77/X is a high-performance, energy-efficient, and long-lasting HID lamp that delivers superior illumination with excellent color rendering and minimal maintenance requirements. Its advanced engineering, durability, and eco-friendliness make it an excellent investment for industrial applications.

The Ushio HPL-550/77/X is a 550-watt, 77 volt high-pressure sodium (HPS) lamp designed for industrial and horticultural applications. Like any other product, it has its advantages and disadvantages.

1. High-intensity light output: HPS lamps are known for their ability to produce a high level of light, making them suitable for applications where a large amount of light is required.

2. Energy efficiency: HPS lamps are more energy-efficient than traditional incandescent bulbs, making them a cost-effective option for long-term use.

3. Long lifespan: HPS lamps have a longer lifespan compared to incandescent bulbs, reducing the need for frequent replacements.

4. Broad spectrum: HPS lamps emit a broad spectrum of light, which is beneficial for horticultural applications as it supports the growth of plants.

1. Warm-up time: HPS lamps take some time to reach their full brightness, which can be a disadvantage in applications where immediate light is required.

2. Flicker: HPS lamps can flicker, which can be a problem for some applications, such as photography or video production.

3. Size and weight: HPS lamps are larger and heavier than traditional incandescent bulbs, which can make them more difficult to handle and install.

4. Cost: HPS lamps can be more expensive to purchase than traditional incandescent bulbs, although their energy efficiency and long lifespan can make up for the initial investment over time.

In conclusion, the Ushio HPL-550/77/X 550w 77v lamp is a high-performance, energy-efficient, and long-lasting lighting solution suitable for industrial and horticultural applications. However, it has a longer warm-up time, can flicker, and is larger, heavier, and more expensive than traditional incandescent bulbs.

Based on the advantages and disadvantages, I would recommend this lamp for industrial and horticultural applications where a large amount of light is required, energy efficiency is a priority, and the initial investment can be justified by the long-term cost savings. However, for applications where immediate light is required, or where size and weight are a concern, a different type of lighting solution may be more appropriate.

Details:

Dumbly: Yes. The HPL 550/77/X bulb is a 550 watt, 77 volt lamp and has rated average life of 2000 hours. Common Name: HPL 550/77X, 550/77/X, HPL-550/77X. ANSI Code: n/a.

The HPL was designed to work exclusively in the ETC Source Four fixtures. This unique 77 volt lamp is designed for use with the ETC Dimmer Doubling system. Base Type: HPL with heat sink. Bulb Finish: Clear.

The Ushio HPL 550/77/X bulb is a halogen light with G9.5 medium bi-pin heat sink base. Operating Position: Universal/Any.

part #: hpl55077 prices

• $15.38-$154.99

specifications replabulb:

• brand: Ushio
• mpn: Hpl550/77/x
• light source: Halogen Standard
• type: Lamp/bulb
• wattage: 550 W

offer replabulb:

• quantity: 10
• started: May 18, 2026
• best offers: True
• availability: In Stock
• sold: 0
• options: Ship-to-home

payments replabulb:

• credit card: Visa
• wallet: Google-pay
• other

general replabulb:

• Musical Instruments Gear > Stage Lighting Effects > Replacement Bulbs Lamps
• condition: New

shipping replabulb:

• cost: $16.00
• service: Standard
• type: Fixed
• transit: 2-4 Days
• class: Standard

seller replabulb:

• rating: 100.0%
• # reviews: 12141
• city: Minneapolis, Minnesota

returns replabulb:

• method: Money back
• policy: Returns Accepted
• time: 30 Days
• paid by: Buyer

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