A large home unit with a published Class A dose flow and a 3 year controller warranty, for less than Viqua’s monitored models. Add a sensor if no one tests the water.
Amazon $1,069.14The Luminor Blackcomb LB5-201 rates 2.7 among over 12 GPM UV water purifiers; the Luminor Blackcomb LB5-151 rates 2.7 among up to 12 GPM ones. The Luminor Blackcomb LB5-151 costs $228.99 less ($840.15 vs $1,069.14).

A well built Canadian unit with an honest 12 GPM rating at the full dose, for a typical well home. Buy the LB6 version if you want a sensor from day one.
Amazon $840.15Prices were last checked November 2, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Scores side by side
These two sit in different flow classes (over 12 GPM and up to 12 GPM), and each is scored against the reference points for its own class, so a rating says how well each does among its own flow peers. How we rank explains each factor.
| Factor weight | Luminor Blackcomb LB5-201 | Luminor Blackcomb LB5-151 |
|---|---|---|
| Overall rating | 2.7/5 | 2.7/5 |
| Value 25% | 55 $66.82 per GPM ($1,069.14, 16 GPM at 40 mJ/cm²) | 54 $70.01 per GPM ($840.15, 12 GPM at 40 mJ/cm²) |
| Certification 20% | 30 not NSF/ANSI 55 certified; flow rated at a stated 40 mJ/cm² dose | 30 not NSF/ANSI 55 certified; flow rated at a stated 40 mJ/cm² dose |
| Monitoring 20% | 40 lamp failure alarm, lamp change countdown | 40 lamp failure alarm, lamp change countdown |
| Lamp life 10% | 6 9,000 hour mercury lamp | 6 9,000 hour mercury lamp |
| Warranty 25% | 22 3-year warranty | 22 3-year warranty |
Specifications
| Luminor Blackcomb LB5-201 | Luminor Blackcomb LB5-151 | |
|---|---|---|
| Disinfection | ||
| Rated flow | 16 GPM at 40 mJ/cm² | 12 GPM at 40 mJ/cm² |
| NSF/ANSI 55 | No | No |
| Lamp | Mercury | Mercury |
| Lamp power | 42 W | 50 W |
| Lamp life | 9,000 hours | 9,000 hours |
| Monitoring | ||
| UV intensity sensor | No | No |
| Lamp failure alarm | Yes | Yes |
| Lamp change countdown | Yes | Yes |
| Shutoff valve | No | No |
| Build | ||
| Chamber | 304 stainless steel | 304 stainless steel |
| Ports | 1 in | 1 in |
| Maximum pressure | 150 psi | 150 psi |
| Voltage | 120 V | 120 V |
| Warranty | 3 years | 3 years |