Features:
- This is the replacement UV Bulb for Master Water Conditioning MWC Ultraviolet models HIMSV10 & HIMSV7
- This Ultraviolet Bulb replacement has 4 pins
Compatible with:
| Neptune UV | Tri-8 |
| Siemens/Sunlight | LP4260 |
| Wedeco/Ideal Horizons UV Lamps | LMP42005, 42005 |
