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UV Dynamics 400128 Equivalent Replacement UV Lamp

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


Watts: 40 Watts
Length: 508 mm
Base: B16
Base Description: 4 Pin Single Ended (B16)
Qtz. OD: 15 mm
Wiring: Preheat
Output: HO
Category: HO
Type: L
Wires: 2
Description 400128 UV Dynamics Equivalent Replacement
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
Delta Ultraviolet 70-18410, E-10, EA-3H, EA-4H-10
UV Dynamics 10.40, 10.40E, 12.20, 12.20E, 13.30, 13.30E, 400128, UVD400, UVD400E, UVD400/S
Zapp Pure UV 2400, ZP-10, ZP10L, ZPGC 2400

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
Lamp Length:
12 - 24 in. (306 - 610mm)
Part Type Equipment Brand Model / Part #
Lamp UVDynamics Inc. 10.40
Lamp UVDynamics Inc. 10.40E
Lamp UVDynamics Inc. 12.20
Lamp UVDynamics Inc. 12.20E
Lamp UVDynamics Inc. 13.30
Lamp UVDynamics Inc. 13.30E
Lamp UVDynamics Inc. 400128
Lamp UVDynamics Inc. UVD400
Lamp UVDynamics Inc. UVD400E
Lamp UVDynamics Inc. UVD400/S
Lamp Zapp Pure UV 2400
Lamp Zapp Pure UV ZP-10
Lamp Zapp Pure UV ZP10L
Lamp Zapp Pure UV ZPGC 2400