Product Overview
LU400/H/ECO GE 85379 400W S51 High Pressure Sodium
The LU400/H/ECO GE 85379 400W S51 High Pressure Sodium is a High Pressure Sodium (HPS) — Lucalox from GE with 400W, E39 Mogul Screw.
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Wattage
400W
HID
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Lumens
50,000 lm
Initial Output
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Color Temp
2100K
CCT
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Base
E39 Mogul Screw
Base Type
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Rated Life
24,000 Hours
Average Life
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Product Overview
The LU400/H/ECO GE 85379 400W S51 High Pressure Sodium is intended for professional replacement applications where accurate product identification is important. Use the specifications below to compare against your existing lamp, fixture label, or equipment manual before purchase.
Technical Specifications
| SKU | ELHPS8537-09 |
| Brand | GE Lighting |
| Manufacturer Part Number | LU400HECO-ED18-S51 |
| GE Order Code | 85379 |
| CRI | ~22 |
| ANSI Code | S51/O |
| UPC | 43168853798 |
| Series | GE Lucalox |
| Lamp Type | High Pressure Sodium (HPS) — Lucalox |
| Bulb Shape | ED18 |
| Variant | Standard ECO |
| Wattage | 400W |
| Initial Lumens | 50,000 lm |
| Color Temperature | 2100K Warm Amber |
| Base Type | E39 Mogul Screw |
| Rated Average Life | 24,000 hours |
| Burn / Operating Position | Universal |
| Mercury Content | Contains mercury — dispose per local regulations. |
Compatible Applications
- Outdoor area and street lighting – Roadways, parking lots, municipal streetlights, and perimeter security lighting.
- Industrial and commercial high-bay – Warehouses, manufacturing facilities, and large indoor/outdoor commercial fixtures.
- Retrofit and maintenance replacement – Verify ANSI code and wattage before ordering. HPS lamps require an HPS-rated ballast.
Cross Reference & Ordering Identifiers
- Product Name: LU400/H/ECO GE 85379 400W S51 High Pressure Sodium
- SKU: ELHPS8537-09
- Manufacturer Part Number: LU400HECO-ED18-S51
- UPC / EAN: 43168853798
- ANSI / Lamp Code: S51/O
Before Ordering Verify
- Lamp / ANSI Code: Confirm the existing lamp or equipment manual matches S51/O.
- Wattage: Confirm the fixture is rated for 400W.
- Base Type: Confirm the socket matches E39 Mogul Screw.
- Burn Position: Confirm the fixture supports Universal operation.
- Physical Fit: Confirm lamp shape, length, diameter, and clearance against the existing lamp or manufacturer manual.
Safety & Installation Guidelines
- Correct Ballast Required: Use only with compatible ballast and ignitor systems specified for this lamp type.
- Warm-Up / Restrike: HID lamps may require warm-up and cool-down time before full output or restart.
- Use Approved Fixtures: Install only in fixtures rated for the listed lamp type, wattage, and operating position.
- Mercury Content: Contains mercury — dispose per local regulations.. Follow applicable lamp recycling and disposal requirements.
Wholesale & Project Support
ADL Supply supports commercial buyers, contractors, maintenance teams, and specialty lighting accounts with replacement lamp sourcing, project quoting, and volume order support.
For wholesale pricing, bulk availability, or help confirming the correct replacement lamp, contact ADL Supply at 1-800-235-3489.
