Keystone KTEB-232-UV-IS-N-P 2-Lamp T8 Instant Start Electronic Ballast
The Keystone Technologies KTEB-232-UV-IS-N-P is a NEMA Premium Instant Start electronic ballast for one or two F32T8 (and compatible T8) lamps on universal 120-277V input. Parallel lamp connection, normal ballast factor (~0.88), high power factor, and a steel L4 case make it a go-to commercial T8 replacement.
Key Features
- Operates 1 or 2 F32T8 / F25T8 / F17T8 (and energy-saving equivalents)
- Instant Start, parallel lamp connection
- Universal 120-277Vac ±10% input; 50/60 Hz
- Normal ballast factor (~0.87–0.88 on 2-lamp F32T8)
- High power factor; THD typically ≤10–12%
- Anti-striation circuitry; sound rated A
- Min. start 0°F (−18°C); max case 167°F (75°C)
- UL/cUL Class P, Type 1 Outdoor; FCC Part 18 Class B
- 5-year manufacturer warranty
Specifications
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Model: KTEB-232-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: 2 or 1
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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 (2×F32T8): ~55W @120/277V
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Input Current (2×F32T8): ~0.46A @120V / ~0.20A @277V
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Power Factor: High (>0.90)
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Lamp Connection: Parallel
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Dimensions: 9.50" L × 1.30" W × 1.18" H
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Mounting Centers: 9.00"
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Case Style / Material: L4 / Steel
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Lead Lengths: Black/White 25"; Blue 31"; Red 45" (#18 AWG)
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Certifications: UL/cUL Class P, Type 1 Outdoor, FCC Part 18 Class B
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Warranty: 5-Year
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Pack Qty: 1 (Each)
KTEB-232-UV-IS-N-P spec sheet
Compatible Lamps
- F32T8, F32T8 30W/28W/25W energy-saving lamps
- F25T8, F17T8, and F40T8 (1-lamp on this ballast)
- Requires shunted T8 lampholders for Instant Start
- Confirm lamp count, wattage, and wiring diagram before install
Compatible With / Replaces
- Philips Advance ICN-2P32-N / IOP-2P32-LW-N class Instant Start ballasts
- GE GE232MAX-N/ULTRA and similar 2-lamp UNV T8 ISN ballasts
- Sylvania QHE2x32T8/UNV ISN-SC equivalents
- Other 120-277V 2-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
