PPF Tech FR20 PRO FS7 Far Red 2 Pack Far-red LEDs are valuable in plant growth and photosynthesis for a few important reasons, and the Emerson Effect plays a significant role in this. Enhanced Photosynthesis (Emerson Effect): The Emerson Effect refers to the phenomenon where photosynthesis is more efficient when both red and far-red light are provided together. When plants are exposed to both red (660–680 nm) and far-red (700–750 nm) light, they experience an increase in the efficiency of photosynthesis compared to exposure to red light alone. Far-red light helps stimulate a photoreceptor called phytochrome, which is involved in regulating growth processes like seed germination and flowering. When red and far-red light are combined, it maximizes the overall absorption of light energy and enhances photosynthesis. Photomorphogenesis and Plant Development: Far-red light also influences plant growth beyond photosynthesis. Phytochromes help regulate critical processes such as stem elongation, leaf expansion, and flowering. Far-red light, in particular, can promote these processes, often signaling the plant to adapt to shade or competition by increasing elongation growth. This can be important in controlled environments like indoor gardens or greenhouses. Optimizing Light Spectrum: While red light drives photosynthesis directly, the combination of far-red light ensures that the plant gets the full spectrum needed to maintain balanced growth. In indoor or hydroponic setups, where control over light conditions is key, using far-red LEDs alongside other LEDs can optimize plant development across various stages. Energy Efficiency: Far-red LEDs are typically energy-efficient and can be integrated into lighting systems without significant increases in power consumption. This makes them a cost-effective solution when trying to enhance photosynthesis and plant growth over the long term. In sum, using far-red LEDs, especially in conjunction with red light, allows plants to optimize their photosynthetic processes and overall growth, thanks to the synergistic effects highlighted by the Emerson Effect. They help mimic the natural light spectrum plants would experience in their native environments, improving their health and yield. Key Features & Benefits: 700-770 nm Far-Red Spectrum: Enhances photosynthetic efficiency. Wide 140-Degree Distribution: Covers a 4’ wide area at 8 ¾” from the canopy. Control Options: On/Off/Dim via compatible control brands. Daisy Chain Capability: Connect up to 40 fixtures per plug using Power Eco-Link. Control Link: Control up to 50 fixtures per circuit. IP65 Rated: Suitable for damp environments. Water-Resistant Twist-Lock Power Connections: Ensures durability in wet conditions. 58 µmol at 20W: High photosynthetic photon flux (PPF) output. Long Lifespan: 50,000 hours (L70) for extended use. Optional Bracket Angularity: Allows for customizable mounting. Voltage & Plug Options: Available in 120V, 240V, and other configurations for different regions. Electrical Specifications: Input Voltage: 120-240V AC Power Consumption: 20W ±5% Power Factor: 0.97 (120V/220V), 0.94 (230V/240V) Current Draw: 0.17A (120V), 0.09A (220V/230V/240V) Frequency: 50/60Hz Input Lead Length: 9.8” (24.9 cm) Daisy Chain Lead Length: 9.8” (24.9 cm) Mechanical Specifications: Weight per Bar: 1.1 lbs (454g) Dimensions: 45.4 x 1.1 x 1.3 inches (115.3 x 2.8 x 3.3 cm) Other Features: PPF: 58 µmol Efficacy: 2.9 µmol/J Operating Temperature: -20°C to 40°C Warranty: 5-Year Warranty
