Fixture · AI · LED puck
Noopsyche K7 Pro
Best-in-class Chinese alternative. Hits 80–90 % of Hydra 32 HD output for 40 % of the price.
At a glance
- Max draw
- 80 W
- Coverage
- 20″ × 20″ at 7″
- Mounting height
- 7″
- Street price
- $180
PAR at depth (μmol/m²/s)
| Depth | Center | Edge | Notes |
|---|---|---|---|
| 6″ | 500 | 160 | |
| 12″ | 320 | 100 | |
| 18″ | 195 | 60 | |
| 24″ | 120 | 38 |
All readings corrected for underwater use. Center = directly under fixture; edge = at the 20″ × 20″ footprint edge. PAR varies by individual fixture setup, mount type, and tank glass — use these as a sizing baseline, then measure with your own meter.
Spectrum channels
- uv
- violet
- royal blue
- blue
- green
- red
- cool white
Best for
- ▸ Budget SPS builds
- ▸ Frag tanks
- ▸ Backup fixtures
Pros
- + Excellent value
- + Comparable output to Hydra 32 at low intensity
Cons
- − Build quality varies by batch
- − No major-brand support / warranty
PAR data source
Reef2Reef Noopsyche thread + side-by-side hobby tests.
Next steps
- ▸ Correct your PAR meter reading using the PAR underwater calculator — Apogee MQ-500 / MQ-200 in-air sensors under-read by ~25 %.
- ▸ Convert peak PAR to DLI with the DLI calculator — that's the metric corals actually care about.
- ▸ Reference the lighting guide for PAR targets by coral type.
Last reviewed