Product Overview
Sylvania QTP 2x59T8/UNV ISN-SC — Item #49598 — 2-Lamp 8ft Normal Ballast Factor Electronic Ballast, 120-277V (Universal)
The Sylvania QUICKTRONIC QTP 2x59T8/UNV ISN-SC (Item #49598) is a 2-lamp instant start electronic ballast for 59W T8 (8ft, OCTRON) fluorescent lighting systems, built for commercial and institutional retrofits. It operates on 120-277V (Universal) line voltage with a 0.88 (Normal) ballast factor.
Ballast Factor 0.88 (Normal) ISN-SC | Number of Lamps 2 Electronic Ballast | Input Voltage 120-277V (Universal) Universal | Starting Method Instant Start Standard | THD <10% Total Harmonic Distortion |
Technical Specifications
| Ballast Family | ISN-SC |
| Flagship Lamp Pairing | FO96T8/XP OCTRON SUPERSAVER (6,100 rated lamp lumens) |
| Input Current | 0.93/0.40 Amps |
| System Lumens | 10,735 |
| Mean System Lumens | 10,200 |
| System Watts | 112/110 W |
| System Efficacy | 96/98 lm/W |
| Ballast Factor | 0.88 (Normal) |
| Input Voltage | 120-277V (Universal) |
| Compatible Lamps | FO96T8/700, FO96T8/XP OCTRON SUPERSAVER, or FO96T8/XP/SS for 59W 8ft T8 systems |
Product Overview
Actual system lumens, mean lumens, wattage, and efficacy vary slightly depending on which OCTRON lamp is paired with this ballast (FO96T8/700, FO96T8/XP OCTRON SUPERSAVER, or FO96T8/XP/SS for 59W 8ft T8 systems); the figures in the specification table above reflect the FO96T8/XP OCTRON SUPERSAVER pairing.
Wired in parallel circuit configuration, so remaining lamps stay lit if one or more lamps fail or are removed.
Compatible Applications
- Commercial and retail lighting
- Hospitality and institutional facilities
- Energy retrofits and new construction using 59W T8 (8ft, OCTRON) fluorescent fixtures.
Before Ordering – Verify
- Confirm input voltage: this ballast is 120-277V Universal Voltage.
- Confirm lamp compatibility: rated for FO96T8/700, FO96T8/XP OCTRON SUPERSAVER, or FO96T8/XP/SS for 59W 8ft T8 systems.
- Ballast factor (0.88 (Normal)) determines light output relative to lamp rated lumens — confirm this matches your fixture's photometric requirements before substituting.
Safety and Handling Guidelines
- Install per NEC guidelines and local electrical code; installation should be performed by a qualified electrician.
- Disconnect power at the breaker before servicing, wiring, or replacing this ballast.
- Allow the ballast to cool before handling if recently in operation.
- Dispose of a failed or replaced ballast per local electronic-waste regulations.
Compliance
- UL Listed for use in commercial and industrial fluorescent/HID fixtures.
- Covered by the SYLVANIA QUICK 60+ system warranty, the industry's first and most comprehensive lamp-and-ballast system warranty.
Ordering Information
- Item #49598, model designation QTP 2x59T8/UNV ISN-SC.
- For wholesale pricing, bulk availability, or help confirming the correct ballast for your fixture, contact ADL Supply.
For wholesale pricing, bulk availability, or help confirming the correct replacement lamp, contact ADL Supply at 1-800-235-3489.
