Signify Philips Optanium T5HO Electronic Fluorescent Ballast
The Signify (Philips) HOP4PSP542LSG35M is part of the high-performance Optanium ballast family, specifically engineered for T5HO fluorescent lamps. This programmed start ballast features parallel lamp wiring, which ensures that each lamp operates independently — if one lamp fails, the others continue to function. Rated for 347 to 480V input, it is well-suited for commercial and industrial high-voltage fluorescent lighting applications.
Key Specifications
- Type: Electronic Fluorescent Ballast
- Compatible Lamps: T5HO (3 or 4 lamps)
- Start Type: Programmed Start
- Input Voltage: 347 to 480V
- Lamp Connection: Parallel (independent lamp operation)
- Dimensions: 16.7 in L x 1.18 in H x 1.7 in W
- Model: HOP4PSP542LSG35M
Features
- Parallel wiring provides independent lamp operation within the fixture
- Programmed start technology extends lamp life
- High input voltage range (347–480V) for commercial/industrial use
- Part of the high-efficiency Optanium ballast family
Applications
Designed for commercial and industrial T5HO fluorescent lighting installations requiring 347–480V operation, including warehouses, manufacturing facilities, and high-bay lighting applications. Contact us for pricing on this item.


