Keep your DynaTrap DT300IN performing at its best with this replacement UV bulb. The 7W fluorescent lamp emits a precise wavelength that draws mosquitoes, flies, and other bothersome insects into the traps capture chamber. This design offers a quiet, chemical-free method for reducing pests indoors or in covered outdoor settings. Replacing the bulb is simple. Slide out the old one and align the pins on your new lamp—no tools needed. Each bulb typically lasts around 3,000 hours, giving you continuous protection for about one season of regular use. If you notice fewer insects caught or see the light dimming, installing a fresh bulb restores the DT300INs full attraction power. Because the DT300IN is compact, its perfect for apartments, screened porches, or small business lobbies. The UV bulbs glow works alongside the traps fan-based system, ensuring insects remain contained instead of scattering around your space. Families and pet owners often prefer this approach because it avoids harsh zaps or chemical sprays. Regular maintenance preserves the traps performance. Empty the catch basket as needed, and replace the bulb whenever it weakens. Keep a spare on hand so you can swap it out immediately and prevent any gap in pest control. Official DynaTrap bulbs match the right spectrum and size, while off-brand options might deliver poor results or cause damage. Ready to block mosquitoes and flies from invading your home or workspace? Click “Add to Cart” now to secure a DynaTrap DT300IN Replacement UV Bulb. By keeping your unit in top shape, you’ll enjoy fewer interruptions from buzzing pests, no chemical residues, and a calmer indoor environment for your family, customers, or guests.

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.