250W (S50) High Pressure Sodium Ballast Kit

250W (S50) High Pressure Sodium Ballast Kit – Electrical Lighting Solutions The Keystone 250W (S50) High Pressure Sodium Ballast Kit is designed for reliable operation in lighting systems requiring high pressure sodium lamps. This kit is suitable for electrical distributors and switchgear suppliers needing a quad-tap ballast capable of handling multiple line voltages. It supports lighting solutions with a CWA circuit type and is engineered for use with 250W high pressure sodium lamps, providing stable performance in commercial and industrial lighting applications. Specifications ANSI Designation: S50 Line Voltage: 120/208/240/277 V (Quad Tap) Regulation: 10% Frequency: 60 Hz Recommended Fuse (A): 8/5/4/4 Circuit Type: CWA Insulation Class: 180ºC Capacitor: 35 µF Capacitor Voltage Rating: 280 V Capacitor Temperature Rating: 90ºC Winding Materials: Copper/Aluminum Lamp Starter: XG-02 Agency Certification: RU, cRU Maximum Distance to Lamp: 10 FT Input Power: 300W Minimum Start Temperature: -40ºF / -40ºC Physical Dimensions: Length 4.30", Width 1.81", Height 4.80" Mounting Dimensions: Mounting 1 - 3.87", Mounting 2 - 4.38" Ballast Weight: 9.3 lbs Lead Length: 12-14" Capacitor Specifications: Diameter 1.76", Height 3.67", Type Dry Film Ignitor Specifications: Diameter 1.32", Height 2.34", Type CWA Features Pre-wired ballast with properly rated capacitor and ignitor included Supports multiple line voltages with quad tap design for versatile installation Durable insulation class rated for 180ºC operation Includes mounting hardware and pictorial installation guide for ease of setup Certified to meet RU and cRU agency standards ensuring compliance and safety Designed for use with 250W high pressure sodium lamps, ideal for commercial lighting Low minimum start temperature for reliable ignition in cold environments Downloads & Links Spec Sheet