GPH456T5L UV Lamp

Part Number:
Lamp Category:
Ready to Ship - In Stock Ready to Ship - In Stock


Watts: 22 Watts
Length: 456 mm
Base: B4
Base Description: 2 Pin Mini Double Ended (B4)
Qtz. OD: 15 mm
Wiring: Preheat
Output: Standard
Category: Preheat
Type: L
Wires: 0
Description: GPH456T5L
Note: Color of Lamp Base has no bearing on operation or use, and should not be considered when determining lamp needed.

This lamp is an equivalent replacement lamp for the following:

Brand Model
Aqua Treatment Services ATS2-457, DWSW-8, FTUV8, FTUV9
Ideal Horizons 22024
Siemens / Sunlight LP4360
Water Master 12, 8S, WG-818L/2P, WG-8D, WG-8S
Water Treatment & Accessories 05-0349-1, 05-0349-R

Disclaimer: This is an Atlantic Ultraviolet Corporation® STER-L-RAY® brand lamp. It can be used as an equivalent replacement lamp for other brands.

ArmorLite™ Safety Shield is available for use with most STER-L-RAY ® Germicidal Ultraviolet Lamps. Contact our Ultraviolet Application Specialists to discuss the advantages of using germicidal lamps protected by the ArmorLite™ Safety Shield in your installation.

Our STER-L-RAY ® brand of Germicidal Ultraviolet Lamps can be used as equivalent replacement lamps for over 250 equipment brands and 5,000 models of ultraviolet equipment besides Atlantic Ultraviolet’s Air and Water Purifiers.

Can’t find lamp you are looking for? Each of our UV Application Specialists has access to an extensive cross referencing interface. Call us directly at 1-631-273-0500, Monday through Friday, 7am–6pm EST, email us at

Shipping Info

    Items marked "Ready to Ship - In Stock" are ready to ship and will do so promptly. Items marked "Varied Ship Date - Contact Us" are in production, and the ship date varies. Please place order & contact us for ship date.


Part Category:
Base Category (Pins per End):
2 Pin Base
Cross Reference Brands A:
Aqua Treatment Service ATS2-457, Aqua Treatment Service DWSW-8, Aqua Treatment Service FTUV8, Aqua Treatment Service FTUV9, ATS ATS2-457, ATS DWSW-8, ATS FTUV8, ATS FTUV9
Cross Reference Brands G to O:
Ideal Horizons 22024
Cross Reference Brands P to S:
Siemens LP4360, Sunlight LP4360
Cross Reference Brands T to Z:
Water Master 12, Water Master 8S, Water Master WG-818L/2P, Water Master WG-8D, Water Master WG-8S, Wedeco 22024, WTA 05-0349-1, WTA 05-0349-R
Lamp Length:
12 - 24 in. (306 - 610mm)
Ozone Producing:
Part Type Equipment Brand Model / Part #
Lamp Aqua Treatment Services, Inc. ATS2-457
Lamp Aqua Treatment Services, Inc. DWSW-8
Lamp Aqua Treatment Services, Inc. FTUV8
Lamp Aqua Treatment Services, Inc. FTUV9
Lamp ATS ATS2-457
Lamp Ideal Horizons 22024
Lamp Siemens LP4360
Lamp Ster-L-Ray 05-0261-R
Lamp Ster-L-Ray GPH456T5L
Lamp Sunlight LP4360
Lamp Water Master 12
Lamp Water Master 8S
Lamp Water Master WG-818L/2P
Lamp Water Master WG-8D
Lamp Water Master WG-8S
Lamp Water Treatment & Accessories 05-0349-1
Lamp Water Treatment & Accessories 05-0349-R
Lamp WTA 05-0349-1
Lamp WTA 05-0349-R