GPH357T5L/4 4 Pin

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


Watts: 17 Watts
Length: 357 mm
Base: B16
Base Description: 4 Pin Single Ended (B16)
Qtz. OD: 15 mm
Wiring: Preheat
Output: Standard
Category: Preheat
Type: L
Wires: 2
Description: GPH357T5L/4
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 Azul ATS-4-357, I-25, L-1-8009, L-1-806, L-1-806S
Aqua Treatment Services ATS4-357
Cure UV 194150
Delta Ultraviolet Corporation 70-18316, EA-18, EA/Pond Master Model 18
Emperor Aquatics 18 Watt Smart UV, 02218, 20018
Evoqua Water Technologies W2T177239
Filtrine Manufacturing ST-651-14-4P
Glasco Ultraviolet 1608, 250, 8060, GUS-7, GUV-C7
Ideal Horizons 41005, 42003, 4-CUV, 6-CUV, CR-7, IH-4, LBR-6, LBR-8, LBRE-6, LBRE-8
Laguna Pressure Flo Filter 2100, PT-1521
Lancaster Pump & Water Treatment 5-6
Life Flo 2 GPM
Neptune 1000, 1010, 1020, 1030, 2000, 2010, 2020, 2030
Pentair FL-2536-IP
Siemens / Sunlight AAE1193, ATD-8, JTD-7, LP4105, SB-7, SBW-7, SLD-8
Tipton Environmental International LP4105
Tri-State Wastewater L-501414
Ultra Dynamics 250, 250 UD, 7001-120, 7001-806, 8060 UD, 8102-HI-2, 8102-LI-7, DW7, LOA, P3, S6
UV Superstore GL357/4
Water Master WG-RB6, WM-6, WM-614L/4P
Water Treatment & Accessories 05-0293-1, 05-0293-R, 1000, 1010, 1020, 1030, 2000, 2010, 2020, 2030
Wedeco 45001, CR-7

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):
4 Pin Base
Cross Reference Brands A:
Aqua Azul ATS-4-357, Aqua Azul I-25, Aqua Azul L-1-8009, Aqua Azul L-1-806, Aqua Treatment Service ATS4-357, ATS ATS4-357
Cross Reference Brands B to F:
Delta Ultraviolet 70-18316, Delta Ultraviolet EA/Pond Master Model 18, Delta Ultraviolet EA-18, Emperor Aquatics 18 Watt Smart UV, Emperor Aquatics 20018
Cross Reference Brands G to O:
Neptune 1000, Neptune 2000, Neptune 1010, Neptune 2010, Glasco GUS7, Neptune 1020, Neptune 2020, Neptune 1030, Neptune 2030, Glasco 1500, Glasco 1608, Glasco 250, Glasco 8060, Ideal Horizons 41005, Ideal Horizons 42003, Ideal Horizons 4-CUV, Ideal Horizons 6-CUV, Ideal Horizons CR-7, Ideal Horizons IH-4, Ideal Horizons LBR-6, Ideal Horizons LBR-8, Ideal Horizons LBRE-6, Ideal Horizons LBRE-8, Life Flow 2 GPM
Cross Reference Brands P to S:
Sunlight SBH-7, Siemens ATD-8, Siemens JTD-7, Siemens LP4105, Siemens SB-7, Siemens SLD-8, Sunlight LP4105, Sunlight ATD-8, Sunlight JTD-7, Sunlight SB-7, Sunlight SLD-8
Cross Reference Brands T to Z:
Ultra Dynamics 250, Ultra Dynamics P3, Ultra Dynamics S6, Tipton Environmental LP4105, Ultra Dynamics 7001-806, Ultra Dynamics 8060 UD, Ultra Dynamics DW7, Ultra Dynamics LOA, Water Master WM-6, Water Master WM-614L/4P, Wedeco 45001, WTA 05-0293-1, WTA 05-0293-R
Lamp Length:
12 - 24 in. (306 - 610mm)
Ozone Producing:
Part Type Equipment Brand Model / Part #
Lamp Aqua Azul Corporation ATS-4-357
Lamp Aqua Azul Corporation I-25
Lamp Aqua Azul Corporation L-1-8009
Lamp Aqua Azul Corporation L-1-806
Lamp Aqua Azul Corporation L-1-806S
Lamp Aqua Treatment Services, Inc. ATS4-357
Lamp ATS ATS4-357
Lamp CureUV 194150
Lamp Delta Ultraviolet Corporation 70-18316
Lamp Delta Ultraviolet Corporation EA-18
Lamp Delta Ultraviolet Corporation EA/Pond Master Model 18
Lamp Emperor Aquatics, Inc. 02218
Lamp Emperor Aquatics, Inc. 18 Watt Smart UV
Lamp Emperor Aquatics, Inc. 20018
Lamp Evoqua Water Technologies LLC W2T177239
Lamp Filtrine Manufacturing ST-651-14-4P
Lamp Glasco Ultraviolet 1608
Lamp Glasco Ultraviolet 250
Lamp Glasco Ultraviolet 8060
Lamp Glasco Ultraviolet GUS-7
Lamp Glasco Ultraviolet GUV-C7
Lamp Ideal Horizons 41005
Lamp Ideal Horizons 42003
Lamp Ideal Horizons 4-CUV
Lamp Ideal Horizons 6-CUV
Lamp Ideal Horizons CR-7
Lamp Ideal Horizons IH-4
Lamp Ideal Horizons LBR-6
Lamp Ideal Horizons LBR-8
Lamp Ideal Horizons LBRE-6
Lamp Ideal Horizons LBRE-8
Lamp Laguna Pressure Flo Filter 2100
Lamp Laguna PT-1521
Lamp Lancaster Pump & Water Treatment 5-6
Lamp Life Flo 2 GPM
Lamp Neptune 1000
Lamp Neptune 1010
Lamp Neptune 1020
Lamp Neptune 1030
Lamp Neptune 2000
Lamp Neptune 2010
Lamp Neptune 2020
Lamp Neptune 2030
Lamp Pentair FL-2536-IP
Lamp Siemens AAE1193
Lamp Siemens ATD-8
Lamp Siemens JTD-7
Lamp Siemens LP4105
Lamp Siemens SB-7
Lamp Siemens SBW-7
Lamp Siemens SLD-8
Lamp Ster-L-Ray 05-1380-R
Lamp Ster-L-Ray GPH357T5L/4
Lamp Sunlight AAE1193
Lamp Sunlight ATD-8
Lamp Sunlight JTD-7
Lamp Sunlight LP4105
Lamp Sunlight SB-7
Lamp Sunlight SBW-7
Lamp Sunlight SLD-8
Lamp Tipton Environmental International Inc. LP4105
Lamp Tri-State Wastewater L-501414
Lamp Ultra Dynamics 250
Lamp Ultra Dynamics 250 UD
Lamp Ultra Dynamics 7001-120
Lamp Ultra Dynamics 7001-806
Lamp Ultra Dynamics 8060 UD
Lamp Ultra Dynamics 8102-HI-2
Lamp Ultra Dynamics 8102-LI-7
Lamp Ultra Dynamics DW7
Lamp Ultra Dynamics LOA
Lamp Ultra Dynamics P3
Lamp Ultra Dynamics S6
Lamp UV Superstore, Inc. GL357/4
Lamp Water Master WG-RB6
Lamp Water Master WM-6
Lamp Water Master WM-614L/4P
Lamp Water Treatment & Accessories 05-0293-1
Lamp Water Treatment & Accessories 05-0293-R
Lamp Water Treatment & Accessories 1000
Lamp Water Treatment & Accessories 1010
Lamp Water Treatment & Accessories 1020
Lamp Water Treatment & Accessories 1030
Lamp Water Treatment & Accessories 2000
Lamp Water Treatment & Accessories 2010
Lamp Water Treatment & Accessories 2020
Lamp Water Treatment & Accessories 2030
Lamp Wedeco UV Technologies, Inc. 45001
Lamp Wedeco UV Technologies, Inc. CR-7
Lamp WTA 05-0293-1
Lamp WTA 05-0293-R