SKU: LSE-ATS4-739
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ATS4-739 UV-C Replacement bulb Intended for DWS-12V, SE-12V, EV-12E

SKU: LSE-ATS4-739
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Availability: In Stock ready to Ship!
$42.00
$ 115.00
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Description of ATS4-739 UV-C Replacement bulb Intended for DWS-12V, SE-12V, EV-12E

✔️Ensure the continued performance of your water purification system with the LSE Lighting UV-C Replacement Bulb, a premium-quality germicidal lamp built to deliver consistent disinfection and exceptional durability. This 33-watt UV-C lamp is specifically designed to fit and function with a wide range of UV water treatment systems, offering a seamless replacement for various industry-standard models.

✔️Measuring 739mm (29 inches) in length and constructed with a B16 4-pin single-ended ceramic base, this lamp utilizes preheat wiring and features a standard UV-C output with a 15mm quartz outer diameter (Qtz. OD). It emits powerful ultraviolet light at the germicidal wavelength of 253.7nm, effectively neutralizing bacteria, viruses, algae, and other microorganisms present in water.

✔️Registered with the EPA under Est. No. 96823-PA-1, this UV-C replacement lamp guarantees safety, reliability, and compliance in residential, commercial, and industrial water sterilization systems. The non-ozone producing quartz glass allows for safe operation without generating harmful byproducts, while its long-lasting build reduces maintenance and replacement frequency.

✔️Technical Specifications:
Wattage: 33 Watts
Length: 739 mm (29 inches)
Base Type: B16 (4-Pin Single Ended Ceramic Base)
Quartz Outer Diameter: 15 mm
Wiring Type: Preheat
Output: Standard UV-C Output
Lamp Type: L
Wires: 2
UV-C Wavelength: 253.7nm
EPA Registration: Est. No. 96823-PA-1
Base Description: 4-pin on one end (T5 format)

✔️Compatibility – Replaces or Fits the Following Models:
Aqua Treatment Service / ATS: ATS4-739, DWS-12V, EV12E, GDS-12, PFC-12, SE-12V, Tri-12
American Water Service: PT12
Glasco UV: L-040729
Ideal Horizons: 42052
Neptune: Tri-12, WTA4-739
PurTest: PT-12, P12-4-739
UV Superstore: GL739/4, GPH739T5L/4
Water Treatment & Accessories: 05-0719, Tri-12, WTA4-739
Wedeco: 42052

✔️This ATS4-739 Aqua Treatment equivalent replacement lamp from LSE Lighting is the ideal solution for maintaining water quality and clarity in your UV-C filtration systems. Trusted by professionals and DIY installers alike, it delivers powerful germicidal performance, effortless installation, and long-lasting reliability.

✔️Safety Notice: Always wear appropriate personal protective equipment (PPE), such as gloves and safety goggles, during installation to ensure safe handling of the UV-C lamp.

© 2025 Light Spectrum Enterprises Inc. All rights reserved. Image created and copyrighted on April 24, 2025. Unauthorized use is strictly prohibited.

Specs

Brand:
LSE Lighting
Base Type:
B16 (4-Pin Single Ended Ceramic Base)
Length:
29 inches
Life Cycle:
10,000 hrs

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