Howard Industries LU400 Specifications

Specification Sheet

12/13/2011

LU400

Project:

High Pressure Sodium Lamps

High Pressure Sodium

400 Watt ET18 (Clear) Lamp

Ordering Information

Howard Catalog Number (Ordering Code) LU400

UPC Code 01199

ANSI Designation S51

Description High Pressure Sodium

Package Quantity 24

Physical Characteristics

Bulb Size ET18

Bulb Finish Clear

MOL

LCL

Base Mogul

MOL (Maximum Overall Length) 9.65

LCL (Light Center Length) 5.7

Operating Characteristics

Lamp Watts (Nominal) 400

Approx. Initial Lumens 51,000

Approx. Mean Lumens 45,000

Average Rated Life (Hours) 24,000+

Color Temperature (K) 2,100

CRI (Color Rendering Index) 22

Operating Position

Universal

Catalog#:

Approved by:

Note:

1. If the outer glass is broken, shut off the power immediately and remove the
lamp after it has cooled.

2. Use only auxiliary equipment meeting ANSI standards. Use within voltage
limits recommended by ballast manufacturer.

3. Protect lamp base, socket and wiring against moisture, corrosive atmo­spheres and excessive heat.

4. Replace the lamp if the outer glass bulb has been scratched, cracked or
damaged in any way.

5. Do not use this lamp in a xture, which redirects a substantial portion of the

energy toward the arc tube and its immediate vicinity, as this may lead to early
lamp failure.

6. Take care in handling and disposing of lamps. If arc tube is broken, avoid
skin contact with any of the contents or fragments.

7. The arc tube of this lamp contains sodium and mercury. Although this prod­uct meets TCLP, please dispose in accordance with federal, state and local
requirements.

Howard Lighting Products | 580 Eastview Drive | Laurel, MS 39443

(toll free) 800.956.3456 | (direct) 601.422.0033 | (fax) 601.422.1652

www.HowardLightingProducts.com

8. WARNINGS, CAUTIONS and OPERATING INSTRUCTIONS for
High Pressure Sodium Lamps: These lamps must be operated

in xtures designed for use with High Pressure Sodium Lamps.
The xture wattage (rating) must match the wattage indicated on the outer

glass bulb. Do not scratch the outer bulb or subject it to pressure as this could
cause the outer bulb to crack or shatter.
Operating the lamp improperly may result in PERSONAL INJURY, PROPERTY

DAMAGE, BURNS and FIRE.

9. Specications subject to change. Actual results may very.