4KW Desmi UV Lamp Replacement 7261667 for CompactClean BWTS

1> Perfect replacement for Desmi 721667 uv lamp.
2> Low MOQ, Fast dispatch.
3> Lifespan up to 3000 hours.
4> Competitive price.
5> Compatible with Desmi BWTS CompactClean.
6> Made from High quality material

Product Details

Product Tags

Direct Factory 4KW MP UV Lamp Replacement for Desmi CompactClean BWTS (Part #721667)

Direct Factory 4KW MP UV Lamp Replacement for Desmi CompactClean BWTS (Part #721667).jpg


OEM Performance, 30-50% Lower Cost. IMO/USCG Compliant.

At Fiver Environment Group Ltd., we build marine UV lamps that keep ballast water systems running smoothly and compliantly. Our 721667 UV lamp replacement delivers identical performance to the original Desmi UV lamp in your CompactClean BWMS – at factory-direct pricing. As a professional manufacturer, we engineer this 4000W Desmi UV lamp replacement to exact OEM specifications, ensuring seamless integration, peak UV output, and full regulatory compliance for your Desmi Ballast Water Treatment System.



Parameters for Fiver's 4000W Desmi UV Lamp Replacement 721667


Lamp TypeMedium Pressure UV Lamp
Power4KW
Quartz TypeRegular
UV System Model
Desmi Ballast Water Treatment System
Warranty Time

3000 Hours





Why Choose Fiver’s UV Lamp for Desmi BWTS?

  1. Cost Efficiency Without Compromise:
    Cut maintenance budgets by 30-50% versus OEM pricing. We manufacture these lamps in-house – no middlemen, no brand premiums. Just marine-grade reliability priced fairly.

  2. Plug-and-Play Compatibility:
    Exact dimensions, base configuration, and spectral output (including critical 254nm germicidal wavelength) for Desmi CompactClean BWMS. Replace your old lamp in minutes – no recalibration needed.

  3. Engineered for Marine Brutality:
    Built to withstand the harsh realities of UV water filtration in ballast systems:

    • Salt corrosion resistance: High-purity synthetic quartz sleeve (>90% UV-T)

    • Vibration resilience: Reinforced electrodes and shock-resistant construction

    • Thermal stability: Handles rapid heat cycles during ballasting operations

  4. Guaranteed Compliance:
    Matches OEM intensity and spectral output to ensure your Desmi BWMS meets IMO D-2, USCG, and other global standards. Effective organism inactivation = zero compliance risks.



The Fiver Difference: Marine UV Expertise You Can Trust
As a dedicated manufacturer of UV lamps for Desmi BWTS, we don’t just sell replacements – we engineer solutions. Every lamp undergoes rigorous testing for:
✅ UV-C output validation
✅ Pressure and thermal shock resistance
✅ Salt spray corrosion testing
✅ Electrical performance matching

Whether you operate Desmi Ocean Guard BWTS or CompactClean BWMS, our lamps are precision-built for your system’s demands.


Stop Overpaying for Desmi Ballast Water Treatment Parts.
Request a Quote for 721667 UV Lamp Replacement:
→ Factory-direct savings
→ Immediate shipping from stock
→ Technical support from marine UV specialists




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