Product Description
Light bigger, better, and brighter. The Keystone KTSB-E-2048-46-UV-S-IP is built for high-output sign lighting with 4 to 6 T8HO or T12HO lamps across 20' to 48' combined length. Series wiring ensures even lamp performance, while programmed rapid start tech extends lamp life and improves reliability.
With 120–277V input, quiet operation (Sound Rating A), and cold-start performance down to -20°F, this ballast is perfect for tough outdoor installs. Rated Type 2 Outdoor and HL, it meets UL, cUL, FCC Part 18 (Class A), and Class P standards.
⚙️ Specs
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Lamps: 4–6 T8HO or T12HO
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Lamp Length: 20–48 ft total
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Voltage: 120–277VAC ±10%
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Start Type: Programmed Rapid Start
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Wiring: Series
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Sound Rating: A
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Min Temp: -20°F (-29°C)
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Certs: UL, cUL, FCC Class A, Class P
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Application: Type 2 Outdoor, HL Rated
- Brand Keystone
- Item number KTSB-E-2048-46-UV-S-IP
- UPC 890949018446
- Voltage 120-277 Volt
- Width 3.15 Inch
- Height 1.18 Inch
- Length 16.75 Inch
- Power Factor >0.90
- Start Method Programmed Rapid Start
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