If we DON'T show STOCK on BuyUltraviolet.com, please CALL: 631-273-0500 or EMAIL: Sales@AtlanticUV.com
--- READ About Safety and the Use of UV-C Germicidal Light on Ultraviolet.com ---

7330WSA Advanced UV/Photo Science Equivalent Replacement

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


Watts: 40 Watts
Length: 843 mm
Base: B23
Base Description: 4 Pin Single Ended - Different Pin Lengths (B23)
Qtz. OD: 15 mm
Wiring: Instant Start
Output: Standard
Category: Instant Start
Type: L
Wires: 1
Description: 7330WSA Advanced UV/Photoscience
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
Advanced UV 7330WS, 7330WSA, AUV-10 ST, AUV-20 ST, AUV-40 ST, AUV-60 ST, AUV-80 ST, AUV-S
Evoqua Water Technologies W2T393908
Photoscience Japan Corporation 7330WS, 7330WSA

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 sales@atlanticuv.com.

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:
Advanced UV Inc 7330WS, Advanced UV Inc 7330WSA, Advanced UV Inc AUV-10ST, Advanced UV Inc AUV-S
Cross Reference Brands P to S:
Photoscience Japan 7330WS, Photoscience Japan 7330WSA
Lamp Length:
24 - 36 in. (611 - 914mm)
Ozone Producing:
Part Type Equipment Brand Model / Part #
Lamp Advanced UV, Inc. 7330WS
Lamp Advanced UV, Inc. 7330WSA
Lamp Advanced UV, Inc. AUV-10ST
Lamp Advanced UV, Inc. AUV-20ST
Lamp Advanced UV, Inc. AUV-40ST
Lamp Advanced UV, Inc. AUV-60ST
Lamp Advanced UV, Inc. AUV-80ST
Lamp Advanced UV, Inc. AUV-S
Lamp Evoqua Water Technologies LLC W2T393908
Lamp Photoscience Japan Corporation 7330WS
Lamp Photoscience Japan Corporation 7330WSA
Lamp Ster-L-Ray 05-0785