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Sylvania

21137 Sylvania CF13DS/835/ECO Dulux S 13W 2 Pin CFL Lamp
4.43 USD
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Confirm before ordering

Match the exact lamp designation, wattage, base and pin configuration, and ballast requirements. Plug-in compact fluorescent lamps with similar shapes are not automatically interchangeable.

Need help confirming fit? Email help@dynamiclamps.com with the fixture model, ballast label, and existing lamp marking.

Specifications

21137 Sylvania CF13DS/835/ECO Dulux S 13W 2 Pin CFL Lamp specifications

Shopify SKU OSR-21137
Electrical rating 13W
Lamp configuration Single Ended
Base / pin configuration GX23, 2 Pin Base
Product detail T4 (S) Double Tube
Rated average life 10000 Hours Rated Average Life
Light output 800 Lumens
Color temperature 3500K Color Temp
Color rendering index 82 CRI
Product detail Warm White Light
Maximum overall length 7.1 in (180.00 mm) Max Overall Length
Mercury content Contains Mercury (Hg)
Product detail RoHS Compliant
Other part numbers CF13DS835ECO, 20335
Equipment compatibility

Fixture and ballast fit

Use only in equipment designed for this exact compact fluorescent lamp family. Confirm the lamp code, wattage, keyed base, pin count, and ballast type before ordering.

  • Fixtures specifying CF13DS835ECO, 20335
  • Fixtures with the exact GX23, 2 Pin Base configuration and compatible ballast
  • retail display, hospitality, office, restaurant, and home lighting
Brand alternatives

Cross-reference requirements

Another brand is suitable only when its manufacturer documents the same lamp designation or a complete electrical and mechanical equivalent. Match wattage, keyed base, pin count, lamp geometry, color specification, and ballast compatibility; do not substitute from wattage alone.

Documentation & safety

Documentation and handling

Disconnect power and allow the lamp to cool before replacement. Handle by the base, install only in a compatible fixture and ballast, and follow the fixture manufacturer's instructions.

Mercury lamp: Compact fluorescent lamps may contain mercury. Do not break the lamp; follow applicable recycling and disposal requirements.