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Sylvania

21879 Sylvania FBO31/841 T8 G13 31W Fluorescent Lamp
14.75 USD
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Match the exact lamp code, technology, electrical rating, base or contact style, dimensions, and equipment requirements. Similar-looking lamps are not automatically interchangeable.

Need help confirming fit? Email help@dynamiclamps.com with the equipment model and existing lamp marking.

Specifications

21879 Sylvania FBO31/841 T8 G13 31W Fluorescent Lamp specifications

Shopify SKU OSR-21879
Electrical rating 31 Watts
Configuration Single Ended U-Shaped
Base / pin configuration G13 Medium 2-Pin Base (1 5/8" Leg Spacing)
Product detail T8 Bulb
Rated average life 20000 Hours Rated Average Life
Light output 2725 Lumens
Color temperature 4100K Color Temp
Color rendering index 82 CRI
Optical / finish Cool White Light (CW)
Maximum overall length 22.6 in (574 mm) Max Overall Length
Diameter 1.10 in (27.8 mm) Bulb Diameter
Mercury content Contains Mercury (Hg)
Other part numbers FBO31841 15/CS 1/SKU
Equipment compatibility

Equipment and application fit

Use only when the equipment label or service documentation specifies this exact lamp or a fully documented equivalent.

  • home and residential lighting
Brand alternatives

Cross-reference search aids

FBO31841 15/CS 1/SKU

Confirm any substitute against technology, wavelength or color, electrical rating, base/contact pattern, dimensions, optical characteristics, and equipment documentation.

Documentation & safety

Documentation and handling

Disconnect power and allow the lamp to cool before replacement. Install only in a compatible fixture and ballast. This fluorescent lamp contains mercury; prevent breakage and follow applicable cleanup, recycling, and disposal requirements.