ELT VSI 25/22-3T-GI 250W 240V 50Hz Ballast

The ELT VSI 25/22-3T-GI 250W 240V 50Hz Ballast is a high-quality electromagnetic (magnetic) ballast designed to operate 250W High Pressure Sodium (HPS) discharge lamps. Manufactured by ELT, this built-in ballast ensures reliable lamp ignition support (when used with the appropriate ignitor) and stable current regulation for consistent lighting performance. It is vacuum-impregnated with polyester resin for improved durability, heat dissipation, and long service life, making it suitable for industrial, commercial, and outdoor lighting applications.

Key Features

• Designed for 250W High Pressure Sodium (HPS) lamps
• 240V AC, 50Hz input supply
• Electromagnetic ballast for reliable lamp current regulation
• Vacuum-impregnated polyester resin construction for enhanced insulation and durability
• Thermal class tw = 130°C for dependable operation under demanding conditions
• Built-in type design suitable for integration into luminaires
• Compatible with appropriate external ignitors and power factor correction capacitors
• Low-maintenance and long operational lifespan