Professional tool — PPFD · DLI · ROI

Greenhouse
LightingCalculated.

PPFD calculation in 3 minutes. Get a full PDF report, interactive 3D heatmap, fixture layout, and ROI analysis — without DIALux, without a lighting designer.

◆ Try Free How it works →
DP

DosvetPro

Professional Greenhouse Lighting Report

Project Parameters
CropCucumber indeterminate
Bay area144 × 9 m
Mounting height4.5 m
Bays12 pcs.
PPFD Heatmap
Results
Average PPFD200 μmol/m²/s
Uniformity89%
Fixtures384 pcs.
Specification
DosvetPro 200W LED384 pcs.
Total power76.8 kW
DosvetPro — online calculation ppfd-calc.com
3min
from input to PDF
3D
interactive PPFD heatmap
48
luminaire models in database
8
supported crops
How it works

4 steps to a
complete project

01
◆

Enter greenhouse parameters

Length, width, number of bays, mounting height. Takes under 60 seconds in the web calculator.

02
◆

Select your crop

Tomato, cucumber, lettuce, rose, strawberry, cannabis (veg/flower), hemp. PPFD and DLI targets are loaded automatically.

03
◆

Choose a luminaire

48 models: Philips, Gavita, Osram, and custom IES-file upload for corporate clients.

04
◆

Get PDF + 3D + ROI

Download the full report instantly. Share with investors, contractors, or agronomists.

Supported crops

From lettuce
to cannabis

🍅 Tomato 🥗 Cucumber 🥬 Lettuce 🌹 Rose 🍓 Strawberry 🌿 Cannabis — Veg 🌿 Cannabis — Flower 🌿 Hemp / Autoflower
▤

PDF Report

Input data, results, LDC curves, PPFD heatmap, fixture layout diagram, equipment specification.

Ready document
■

3D PPFD Heatmap

Interactive HTML file with full 3D light distribution. Rotate, zoom, share with clients.

Interactive 3D
◆

Equipment Specification

Full fixture list with count, unit power, and total energy consumption.

TXT + PDF
▶

Auto Fixture Count

The system calculates the optimal number of fixtures to meet the crop's PPFD target. Reverse calculation included.

Reverse calc
▪

ROI Analysis

Payback period, annual energy cost, yield increase estimate — ready numbers for your business case.

Investor-ready
⸻

Mixed HPS + LED Calculation

Existing HPS fixtures in place? Add LED supplemental lighting and get a combined PPFD map in one calculation.

Unique feature
Case Study

30,000 m² cucumber
$550,000 saved

30k m²
Cucumber greenhouse, indeterminate variety, 8-bay layout, polycarbonate cover
2,293
Fixtures eliminated vs. initial vendor quote, thanks to optimized IES-based layout calculation
$550k
CAPEX saving on luminaires alone — confirmed before procurement, report delivered in under 5 minutes
"The vendor quoted us 5,800 fixtures. DosvetPro calculated 3,507 with the same target PPFD of 200 μmol/m²/s. We ran the check before signing the contract — and saved $550,000 on the spot."
Comparison

DosvetPro
vs DIALux

Feature DIALux DosvetPro
Greenhouse PPFD calculation ✓ ✓
Auto-select number of fixtures ✗ ✓
Crop-specific PPFD / DLI targets built-in ✗ ✓
Ready PDF report in under 3 minutes ✗ ✓
Works in browser — no software install ✗ ✓
Mixed HPS + LED calculation ✗ ✓
ROI / payback analysis ✗ ✓
Pricing

Simple,
transparent pricing

Payment accepted in USDT TRC-20. Questions? Email ivan@ppfd-calc.com

Trial
0
forever
1 calculation · no PDF
1 full PPFD calculation
View results online
No PDF export
No registration required
Try Free →
Pay-as-you-go
$5
per calculation
full report · no subscription
Full PDF report
3D PPFD heatmap
Equipment specification
Pay only when you need it

Pay via USDT TRC-20

◆ Most Popular
Pro
$250
/month
unlimited · PDF · priority support
Unlimited calculations
Full PDF reports + 3D heatmaps
ROI analysis included
Priority email support

Pay via USDT TRC-20

Corporate
$1500
/month
unlimited · White Label · custom IES
Unlimited calculations
White Label — your brand on reports
Custom IES file upload
Dedicated support manager

Pay via USDT TRC-20

Start your first
calculation now

Free trial — no registration, no credit card. Results in 3 minutes.

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