Universal Lighting Technologies P400MLTAC4L-500K Metal Halide Ballast

Description:

The Universal Lighting Technologies P400MLTAC4L-500K Metal Halide Ballast is used in HID lighting systems to provide the starting voltage and regulated current required for reliable operation of a single 400W pulse start metal halide lamp. Commonly installed in warehouses, manufacturing facilities, gymnasiums, parking lots, and outdoor area lighting fixtures requiring multi-voltage input power. Maintenance teams, electricians, and facility managers use this ballast for replacement, retrofit, and lighting repairs to restore fixture performance and ensure dependable high-intensity illumination. 

Applications:

The Universal Lighting Technologies P400MLTAC4L-500K is used to operate a single 400W pulse start metal halide lamp in commercial and industrial lighting systems. It is commonly found in high-bay fixtures, sports lighting, security lighting, parking garages, and large industrial facilities where HID technology provides bright, efficient illumination. The ballast uses a magnetic core-and-coil Constant Wattage Autotransformer (CWA) design and is supplied as a distributor replacement kit with mounting hardware and associated components.

Technical Specifications:

• Manufacturer: Universal Lighting Technologies
• Part Number: P400MLTAC4L-500K
• Product Type: Pulse Start Metal Halide Ballast
• Ballast Type: Magnetic Core & Coil
• Lamp Type: Pulse Start Metal Halide (PSMH)
• Compatible Lamp Wattage: 400 W
• Number of Lamps: 1
• Input Voltage: 120/208/240/277 VAC
• Frequency: 60 Hz
• Circuit Type: CWA (Constant Wattage Autotransformer)
• Function: Provides lamp starting voltage and current regulation
• Mounting Type: Fixture Mounted
• Frame Size: 4.25" × 4.75"
• Components Included: Core & Coil Ballast, Capacitor, Ignitor, Mounting Hardware
• Features: Color-Coded Leads, Prewired Components, High Power Factor, Magnetic Construction
• Application: Commercial and Industrial HID Lighting Systems
• Compatible Systems: High-Bay Fixtures, Warehouses, Sports Facilities, and Outdoor Area Lighting
• Status: Legacy / Available Through Replacement and Surplus Suppliers.

Common Replacements:

• Universal Lighting P400ML5AC4L500K
• Universal Lighting P40048TAC4L500K
• Philips Advance 400W Pulse Start Metal Halide Ballast