Replacement Light Bulb for FT18DL/835 18 Watts 3500K 1250 Lumens - 2G11 4-Pin Base

Replacement for the FT18DL/835 compact fluorescent light bulb featuring 18 watts output along with 1250 lumens at 3500K color temperature. This T5 shape option uses a 2G11 4-pin base and delivers 18000 hours rated life with CRI 82. The part restores function in fixtures that accept these exact parameters without requiring system changes. Users in commercial offices, warehouses, and manufacturing plants rely on consistent neutral white illumination to maintain productivity and safety standards throughout long shifts. The high lumen output ensures bright coverage across large areas while the long service life reduces the frequency of maintenance visits and associated labor costs. Because the bulb matches the original electrical and physical characteristics precisely, installation is straightforward and requires no rewiring or ballast modifications in compatible systems.

Key Features & Benefits

• 18 watts power rating produces 1250 lumens of light output
• 3500K color temperature provides neutral white illumination
• 2G11 4-pin base ensures direct fit into compatible sockets
• T5 shape design matches the original form factor
• 18000 hours service life supports extended operation cycles
• CRI 82 rating maintains color accuracy in the lit environment

Product Specifications

• Watts: 18
• Base: 2G11 4-Pin Base
• Shape: T5
• Color Temp: 3500
• Lumens: 1250
• Life: 18000
• CRI: 82

Replacement Compatibility

This part aligns with fixtures and systems originally equipped for FT18DL/835 lamps across commercial and industrial settings. It fits sockets that require the 2G11 4-pin configuration and operates at the listed electrical and photometric values. Facilities managers appreciate the drop-in nature of the replacement because it eliminates downtime during lamp changes and avoids the need to stock multiple bulb types. The consistent light output and color temperature also help preserve the intended visual environment, whether the space is used for detailed tasks, general illumination, or security purposes. By choosing this direct replacement, organizations maintain compliance with existing lighting designs while benefiting from proven fluorescent technology that has been refined over decades of use in demanding applications.

Discover the Perfect Replacement

Browse the full selection of matching replacement light bulbs to locate the exact specifications needed for your current setup and complete the order for prompt delivery. Additional resources such as installation guides and compatibility charts are available to assist with verification before purchase, ensuring the selected lamp meets all functional requirements of the target fixture.

During the checkout process, you can choose from expedited services such as overnight delivery to standard ground shipping. We aim to ensure your order is delivered promptly and reliably, wherever you are.

All returns must be made within 30 days of purchase with the invoice. (After 30 days, Interlight credit only, Minimum 25% restocking fee, no returns after 60 days, special items order just for you are not returnable.)

At Interlight, your satisfaction is our priority. We offer a 30-day money-back guarantee on eligible products, provided they are returned in resalable condition with the original invoice.