Luminor Blackcomb LB5-151
#3 in Up to 12 GPMFull review
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 $840.15$840.15
12 GPMNoMercury
2.6/5
The mid size Blackcomb, for a typical two bathroom well home that wants the dose stated honestly. Buy the LB5-151 for a larger home.
- 8.3 GPM at 40 mJ/cm²Flow
- NoNSF/ANSI 55
- MercuryLamp
- 3 yearsWarranty
Check price at Amazon$764.02
Price checked November 9, 2026. As an Amazon Associate we earn from qualifying purchases.
Pros
- 8.3 GPM at the full 40 mJ/cm² dose suits a two bathroom home
- Colour screen shows lamp life, errors and a QR code to the lamp change video
- Ports for a UV sensor or shutoff valve can be added later
Cons
- No UV sensor as sold; that needs the LB6 version or an add on sensor
- A genuine RL-820 lamp costs about $105 on Amazon every year
- The 35 in chamber needs wall length plus room to pull the lamp
- Not NSF certified
The Luminor Blackcomb 5.1 family
Every Luminor Blackcomb 5.1 model we rank, smallest first. Ratings compare each against its own flow.
| Model | Flow | Rating | Price |
|---|---|---|---|
| Luminor Blackcomb LB5-061 | 4.4 GPM at 40 mJ/cm² | 2.5/5 | $538.82 |
| Luminor Blackcomb LB5-101 (this one) | 8.3 GPM at 40 mJ/cm² | 2.6/5 | $764.02 |
| Luminor Blackcomb LB5-151 | 12 GPM at 40 mJ/cm² | 2.7/5 | $840.15 |
| Luminor Blackcomb LB5-201 | 16 GPM at 40 mJ/cm² | 2.7/5 | $1,069.14 |
How it scores
The rating comes from 5 measured or published factors, each scored 0-100 against fixed reference points for its flow. How we rank explains each one.
Specifications
| Model number | LB5-101 |
|---|---|
| Disinfection | |
| Rated flow | 8.3 GPM at 40 mJ/cm² |
| NSF/ANSI 55 | No |
| Lamp | Mercury |
| Lamp power | 39 W |
| Lamp life | 9,000 hours |
| Monitoring | |
| UV intensity sensor | No |
| Lamp failure alarm | Yes |
| Lamp change countdown | Yes |
| Shutoff valve | No |
| Build | |
| Chamber | 304 stainless steel |
| Ports | 0.8 in |
| Maximum pressure | 150 psi |
| Voltage | 120 V |
| Warranty | 3 years |
Alternatives in this flow
HQUA OWS-12
#4 in Up to 12 GPMFull review
A bare bones budget UV for a cabin or a well that already passes bacteria tests. Too little is published to rely on it for a known problem.
Amazon $199.99$199.99
12 GPMNoMercury
Viqua VH200
#6 in Up to 12 GPMFull review
A dependable small home or cabin unit from the biggest name in residential UV, with a real controller warranty. Larger homes need the VH410 or a monitored system.
Amazon $685$685
7 GPMNoMercury
Compare
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