Keystone KTEB-432-UV-IS-N-P 4-Lamp T8 Instant Start Electronic Ballast
Sold as a 10 pack. The Keystone Technologies KTEB-432-UV-IS-N-P is a NEMA Premium Instant Start electronic ballast for three or four F32T8 lamps on universal 120-277V input. Parallel wiring, normal ballast factor (~0.88), high power factor, and a compact metal L11 case suit high-volume commercial T8 fixtures.
Key Features
- Operates 4 or 3 F32T8 / F25T8 / F17T8 (and energy-saving equivalents)
- Instant Start, parallel lamp connection
- Universal 120-277Vac ±10% input; 50/60 Hz
- Normal ballast factor (~0.88 on 4-lamp F32T8)
- High power factor (≥0.98); low THD
- Anti-striation circuitry; sound rated A
- Min. start 0°F (−18°C); max case 167°F (75°C)
- UL/cUL listed; 5-year manufacturer warranty
Specifications
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Model: KTEB-432-UV-IS-N-P
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Brand: Keystone Technologies
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Ballast Type: Electronic T8, Instant Start
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Lamp Count: 4 or 3
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Primary Lamp: F32T8 32W
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Ballast Factor: Normal (~0.88)
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Input Voltage: 120-277Vac ±10%
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Frequency: 50/60 Hz
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Input Power (4×F32T8): ~112W @120V / ~108W @277V
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Input Current (4×F32T8): ~0.93A @120V / ~0.40A @277V
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Power Factor: High (≥0.98)
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Lamp Connection: Parallel
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Dimensions: 9.50" L × 1.30" W × 1.10" H
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Mounting Centers: 8.90"
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Case Style / Material: L11 / Metal
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Lead Lengths: Black/White 25"; Blue/Red 31"; Yellow 46" (#18 AWG)
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Certifications: UL/cUL; NEMA Premium class Instant Start T8
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Warranty: 5-Year
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Pack Qty: 10 Pack
KTEB-432-UV-IS-N-P spec sheet
Compatible Lamps
- F32T8, F32T8 30W/28W/25W energy-saving lamps
- F25T8, F17T8; F40T8 (3-lamp operation on this ballast)
- Requires shunted T8 lampholders for Instant Start
- Verify 3- vs 4-lamp wiring diagram and lead colors
Compatible With / Replaces
- Philips Advance IOP-4P32-N / ICN-4P32-N class Instant Start ballasts
- GE GE432MAX-N/ULTRA and similar 4-lamp UNV T8 ISN ballasts
- Sylvania QHE4x32T8/UNV ISN-SC equivalents
- Other 120-277V 4-lamp normal-BF Instant Start T8 ballasts
Common Applications
- Commercial fluorescent troffers and strip fixtures
- Office, retail, and warehouse T8 lighting
- Maintenance replacement of failed Instant Start T8 ballasts
- New construction and retrofit fluorescent projects
Why Buy from Keystone Technologies?
- NEMA Premium / high-efficiency Instant Start T8 platform
- Universal 120-277V input simplifies stocking
- Parallel lamp wiring with anti-striation circuitry
- 5-year manufacturer warranty
Why Buy from LeanLight?
- Fast & free shipping on every order (ships from Georgia)
- Volume and project discounts available
- 30-day satisfaction guarantee with easy returns
- Georgia-based lighting specialists since 2008
