Sylvania 25248 F48T12/CW/VHO 115W

Sylvania 25248 F48T12/CW/VHO – 115W T12 Very High Output (1500mA) Rapid Start Fluorescent Lamp | 4200K | 6,600 Lumens | R17d Recessed Double Contact

6,600 lumens at 4200K Cool White with CRI 60 – a 115W T12 Very High Output (1500mA) Rapid Start fluorescent lamp designed for very high output (1500 mA) fixtures.

Quick Specs

• Brand: Sylvania
• Product Code / Model: 25248 / F48T12/CW/VHO
• Lamp Type: Fluorescent – T12 Very High Output (1500mA) Rapid Start
• Starting Method: Rapid Start - Very High Output (1500 mA)
• Wattage: 115W
• Base Type: R17d Recessed Double Contact
• Color Temperature: 4200K Cool White
• CRI: 60
• Initial Lumens: 6,600 lm (approx., after 100 hours of operation)
• Mean Lumens: 4,620 lm (measured at 40% of rated life)
• Rated Average Life: 10,000 hr at 3 hours per start
• Nominal Length: 48 in
• Maximum Overall Length (MOL): 46.00 in
• Bulb Diameter: 1.5 in (T12)

Product Overview

The Sylvania 25248 F48T12/CW/VHO is a 115W T12 Very High Output (1500mA) Rapid Start fluorescent lamp delivering 6,600 initial lumens at 4200K Cool White. It is built for very high output (1500 mA) fixtures where lamp length, base type, ballast type, wattage, and color temperature must match the existing system.

This lamp is best suited for maintenance replacement in commercial, industrial, and institutional spaces. Before ordering, confirm the R17d Recessed Double Contact base, 115W wattage, and 4200K color temperature against your existing lamp or fixture label.

Why Choose This Product

• 6,600 initial lumens: Catalog rating after 100 hours of operation, with 4,620 mean lumens at 40% of rated life.
• 4200K Cool White: Helps match the existing light color across a facility.
• R17d Recessed Double Contact base: Designed for the correct T12 socket style; confirm before replacement.
• 10,000 hr rated average life: Rated at 3 hours per start; longer burn cycles increase lamp life.
• Sylvania quality: Suitable for professional lighting applications and facility maintenance.

Technical Specifications

Dimensions

Applications

• Maintenance and retrofit replacement in compatible very high output (1500 mA) fixtures
• Commercial, industrial, and institutional facilities and utility spaces
• Replacement for existing F48T12/CW/VHO lamps – confirm the lamp code on your current lamp

Compatibility & Replacement

Fixture type: Designed for very high output (1500 mA) fixtures using an R17d Recessed Double Contact base.

Ballast: Requires a very high output (1500 mA) rapid start ballast rated for this lamp. Always confirm the existing ballast label before ordering.

Starting temperature: Minimum starting temperature is a function of the ballast; consult the ballast manufacturer.

Before ordering, confirm:

• Existing lamp model matches F48T12/CW/VHO or an approved equivalent.
• Fixture socket matches R17d Recessed Double Contact.
• Wattage is 115W and the ballast is compatible.
• Color temperature is 4200K Cool White.
• Physical size is 48 in nominal length (46.00 in MOL) x 1.5 in diameter.

Ordering Information

• Brand: Sylvania
• Product Code / Model: 25248 / F48T12/CW/VHO
• Description: 115W T12 Very High Output (1500mA) Rapid Start fluorescent lamp, 4200K Cool White, 6,600 lumens, R17d Recessed Double Contact base
• Specifications: Taken from the Sylvania linear fluorescent lamp catalog; specifications are subject to change without notice.

Safety & Handling Notes

• Disconnect power before installing or servicing.
• Use only in approved fixtures designed for compatible F48T12/CW/VHO lamps.
• Fluorescent lamps contain mercury and should be recycled or disposed of according to local regulations.
• Follow the fixture manufacturer's instructions and local electrical codes for installation.

For wholesale pricing, bulk availability, or help confirming the correct replacement lamp, contact ADL Supply at 1-800-235-3489.