T515 Wonder GPH303T5L Replacement UV Bulb 15w (G303)

T515 Wonder GPH303T5L Replacement UV Bulb – 15W (G303)

The T515 Wonder GPH303T5L 15W UV replacement lamp (G303) is a high-quality ultraviolet bulb designed for reliable UV water disinfection across a wide range of Wonder UV and Sita UV systems. Manufactured to deliver consistent UV-C output, this lamp helps maintain safe, bacteria-free water in both domestic and light commercial applications.

This lamp is also compatible with the SITA 028110 / SITA 403-UVLAMP-16W, making it a versatile replacement option within mixed or legacy UV installations.

Key Features & Benefits

✅ Effective UV Water Sterilisation

Provides powerful 15-watt UV output to inactivate bacteria, viruses, and microorganisms, ensuring safe and clean water without chemicals.

✅ Wide System Compatibility

Part of the Wonder UV replacement parts range, this lamp fits multiple Wonder UV models as well as selected Sita UV systems, reducing the need for system-specific spares.

✅ Reliable Performance

Designed for consistent UV intensity throughout its service life, helping your UV system perform at peak efficiency.

✅ Simple, Hassle-Free Replacement

Direct replacement design allows quick lamp changes, minimising system downtime and maintaining uninterrupted water protection.

Compatible Systems

Wonder UV Models:

• W-180
• E-180
• C-180
• HC-180
• CE-180
• HE-180
• PC-3
• F-3
• FC-3
• FS-3
• ES-3
• ET-3

Sita UV Compatibility:

• SITA 028110
• SITA 403-UVLAMP-16W

Technical Specifications

Important Notes

• Always check the lamp reference code on your existing UV bulb before ordering.
• UV lamps should typically be replaced every 12 months to maintain effective sterilisation, even if the lamp still illuminates.