is this an ozone UV bulb?

We used this on our water filtration system

Pura #20 GPH463T5L/4P What is the difference with this number?

The pura bulb is 25 Watts. This bulb is 21 Watts

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💡 Illuminate your lab with confidence—never miss a detail!

SEAMLESS SWAP - Drop-in replacement design means zero downtime and no compatibility worries
POWER PACKED PRECISION - 21-watt UV output ensures consistent, reliable illumination for critical tasks
ENDURANCE THAT OUTLASTS - Rated for 10,000 hours to keep your lab running longer without interruptions
TRUSTED QUALITY ASSURANCE - Manufactured by LuTrace to meet or exceed original OEM standards for peace of mind
WARRANTY BACKED RELIABILITY - Comes with a 1-year warranty, because your work deserves dependable gear

The GPH436T5/4P UV lamp by LuTrace is a premium 17-inch, 21-watt replacement bulb designed for microscope accessories. Engineered to meet or exceed original manufacturer specs, it offers a long 10,000-hour lifespan and easy drop-in installation, backed by a 1-year warranty to ensure reliable, uninterrupted lab performance.

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