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Valid September 1–30, 2026, until 11:59 PM ET. Limited quantities while supplies last. Cannot be combined with any other coupon, discount, promotion, clearance item, or volume discount. Subject to change at any time.
Valid June 1 - 30th, 2026, until 11:59 PM ET. Limited quantities while supplies last. Cannot be combined with any other coupon, discount, promotion, clearance item, or volume discount. Subject to change at any time.

Satco s4278 400w ED28 4000K Metal Halide HID Bulb

Satco

SKU s4278

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Specification Sheet
More Information
Power400 Watt
Brightness40000 Lumens
TechnologyMetal Halide
Bulb BaseE39
CRI65
Color Temperature4000K
Average Rated Hours20000 hrs
CertificationsUL/CSA Listed
MOL8-5/16''
MOD3.50''
Lamp TypeED28
UPC90444400139
Average life20000 hrs
Documents
Specification Sheet
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