The ThinkGrow Model-C is an 18W LED bar designed for high-density propagation and cloning of plants in professional indoor environments.
This single full spectrum (white + red + blue) lamp provides...
The ThinkGrow Model-C is an 18W LED bar designed for high-density propagation and cloning of plants in professional indoor environments.
This single full spectrum (white + red + blue) lamp provides gentle, uniform light, ideal for cuttings, shoots and seedlings in the early stages of growth.
The solid and waterproof (IP66) housing protects the LED chips and ensures resistance to dust and moisture. The integrated driver simplifies installation and enables continuous, energy-efficient operation. The system supports daisy-chaining, powering up to 90 LED bars from a single power source.
Key features
Full spectrum light (white + red + blue) for all early growth stages
Optimised for cuttings, shoots and seedlings
Light efficiency up to 2.0 μmol/J
PPF flux: 36 μmol/s
IP66 waterproofing for use in wet environments
Flexible mounting with clips and clamps included
Integrated driver and compact design (3.6 ft)
Daisy-chain up to 90 LED bars on a single supply line
Service life: L90 > 54,000 hours
5-year warranty as standard
Package Contents
2 × Model-C 18W Clone Light LED Bars
1 × 12 ft (3.6 m) 120V power cable
4 × Fixing clips
4 × Steel mounting clips
Technical Specifications
Parameter
Value
Input power
18W (per bar)
Input voltage
Autosensing 100-277V~
Luminous efficacy (Efficacy)
> 2.0 μmol/J
PPF
> 36 μmol/s
Power factor
≥ 90%
Operating temperature
-20 ~ +40°C (-4 ~ +104°F)
Operating humidity
≤ 90% RH
Degree of protection (IP)
IP66
Mounting height
> 15.2 cm (6") above canopy
Service life (L90)
> 54,000 hours
Product dimensions
1476.4 mm (L) × 26.6 mm (W) × 35.6 mm (H)
Weight
1.7 kg / 3.75 lb
Packaging dimensions
1207.5 mm (L) × 69 mm (W) × 85 mm (H)
Warranty
5 years standard
Installation and connection
Mount the steel clips on a solid structure (e.g. grow rack or unistrut profile).
Lock the Model-C LED bars onto the clips.
Connect Input → Output to create a chain (remove protective caps before connecting).
Connect the 120V power cable to the last bar to power the entire system (max. 90 bars).
Light Spectrum
The Model-C offers a balanced full spectrum with white, red and blue components, designed to stimulate root development and initial leaf growth, replicating the characteristics of natural sunlight.
Advantages
Designed for efficient propagation and cloning
Supports multi-branch installations
Durable and reliable thanks to IP66 rating
Long life and low power consumption
Easy to install, even in humid or temperature-controlled environments
Recalculation in progress … 
