Replacement Light Bulb for DAMAR M400/U/ED-28 Commercial and Industrial - 400W 4000K E39 Base

Replacement for DAMAR M400/U/ED-28 mercury vapor lighting in commercial setups, this 400 watt bulb delivers 36000 lumens at 4000K color temperature with a clear finish and 20000 hour rated life.

Key Features & Benefits

• Operates at 400 watts with 36000 lumens output
• 4000K color temperature and 65 CRI for consistent lighting
• ED28 shape with clear bulb finish
• E39 mogul screw base for direct fixture fit
• 20000 hour life rating for scheduled replacements

Product Specifications

• Watts: 400
• Base: E39 MOGUL SCREW BASE 39MM DIAMETER (E40)
• Color Temp: 4000
• Lumens: 36000
• Shape: ED28

Replacement Compatibility

Compatible with fixtures using DAMAR M400/U/ED-28 or equivalent HID mercury vapor bulbs in commercial and industrial lighting systems.

Discover the Perfect Replacement

Confirm your fixture requirements and select this replacement bulb to restore original lighting performance in your setup. Review specifications before ordering to ensure proper match.

During the checkout process, you can choose from expedited services such as overnight delivery to standard ground shipping. We aim to ensure your order is delivered promptly and reliably, wherever you are.

All returns must be made within 30 days of purchase with the invoice. (After 30 days, Interlight credit only, Minimum 25% restocking fee, no returns after 60 days, special items order just for you are not returnable.)

At Interlight, your satisfaction is our priority. We offer a 30-day money-back guarantee on eligible products, provided they are returned in resalable condition with the original invoice.