Last Updated on August 11, 2021

Atlantic Ultraviolet Corporation® provides a quality, direct, equivalent UV-C replacement GPH463T5L4 Lamp.
The STER-L-RAY ® (by Atlantic Ultraviolet Corporation®) Equivalent Replacement germicidal UV-C lamp for the GPH463T5L4 is a 4-Pin, single-ended lamp that is 21 watts and 463 mm in length. It is a preheat, low ozone-producing lamp with standard output. Since this lamp has a rated effective life 10,000 hours, it only needs to be changed once a year. This germicidal lamp is well suited to applications requiring high ultraviolet intensity, such as water disinfection, air purification in duct systems, and conveyorized product disinfection.
Atlantic Ultraviolet’s Part number 05-1523-R is an equivalent replacement for the GPH463T5L4 lamp and is referred to by other companies with different part numbers as follows:
- ATS ATS4-463
- Aqua Treatment Service ATS4-463
- Emperor Aquatics 20025
- Emperor Aquatics 25 Watt Smart UV
- Emperor Aquatics FL-2542-IP
- Ideal Horizons 42022
- Pura 102
- Pura 163512
- Pura 20-463
- Pura 210-200
- Pura 36002018
- Pura UV20
- Pura UV20BB
- Pura UV22
- Pura UV Addon 3
- Pura UVBB
- Pentek 163512
- Pentek UV-120
- Pentek UVBB
- Pentek UVBB-120
- WTA 05-0346-1
- WTA 05-0346-R
- UV 605
- UV 650143
- UV 675
Atlantic Ultraviolet’s huge stocking inventory contains equivalent replacement lamps for over 250 equipment brands and 5,000 models. Most UV-C lamps offered are Made in the USA.
To purchase the equivalent replacement GPH463T5L4, visit the page for 05-1523-R on BuyUltraviolet.com .
For more information on STER-L-RAY ® Germicidal Ultraviolet UV-C Lamps
- LEARN: Ultraviolet.com
- SHOP: BuyUltraviolet.com
- Call: (631) 273-0500, Mon–Fri, 7am–6pm EST
- Email: Sales@AtlanticUV.com

CM-000046