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Howard S-400-4T-CWA-K - 400 Watt - High Pressure Sodium Ballast Thumbnail

Howard S-400-4T-CWA-K - 400 Watt - High Pressure Sodium Ballast

ANSI S51 - 4 Tap - Power Factor 90% - Max. Temp. Rating 212 Deg. F - Includes Dry Film Capacitor, Ignitor, and Bracket Kit

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Not for Sale. Reference Only.
SKU: BH-S040071C211K

Brochures & Spec Sheets

Weight 13.2 lb.
Voltage 120/208/240/277
Operates LU400
Mounting Hardware Included
MPN (Part No.) S-400-4T-CWA-K
Height 3.87 in.
Start Temp. (Min) -40 Deg. F
UPC 799385944121
Type High Pressure Sodium
Warranty 2 Years
Length 12 in.
Power Factor 90%
Brand Howard
ANSI Code S51
Start Temp. (Max) 212 Deg. F
Ballast Type CWA
Wattage 400 Watt
Safety Rating N/A


The Howard S-400-4T-CWA-K high pressure sodium ballast features a 4-tap voltage input for compatibility from 120 to 277 volts. For use with 400 watt lamps, this magnetic HID ballast boasts a high power factor of 90%, ensuring maximum efficiency. A temperature rating of 212 degrees F makes the ballast suitable for mounting in warehouses and manufacturing facilities where high heat may be an issue. Includes dry film capacitor, ignitor, and bracket kit.