PowerHouse Sodium Ballast Options:SPO Powerhouse 400W 120/240v HPS Ballast Features & Benefits:

Features & Benefits:

Easy to store in reclosable bag

PhysioSpec Indoor™

Includes: Power supply and all mounting hardware

2 μmol/J electrical efficiency

PowerHouse Sodium Ballast Options:SPO Powerhouse 400W 120/240v HPS Ballast Features & Benefits:The Powerhouse is packed with features which make it the most advanced electromagnetic HID ballast on the market. With its durable all aluminum exterior construction and offset high low component orientation, it runs quieter and cooler than any other ballast we have ever made. Cool components mean higher performance and longer life. Features Coolest running Ultra quiet with ISO mount silencer Rugged and durable Dual voltage North American brand