315W CMH CDM Grow Light Bulb 3000K – Ceramic Metal Halide Lamp, Full Spectrum High Output, PGZX18 Base, for Greenhouse, Hydroponic & Indoor Growing, 1 Bulb Per Pack

★★★★★ 4.5 136 reviews

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Management number 220445065 Release Date 2026/05/03 List Price $12.80 Model Number 220445065
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PRODUCT DESCRIPTION (LONG FORM) Premium CMH Lighting for Professional Growers This 315W Ceramic Metal Halide (CMH/CDM) bulb delivers high-efficiency, full-spectrum lighting designed for greenhouse and indoor growing applications. With a 3000K color temperature, it provides enhanced red spectrum output to support flowering and fruiting stages. Unlike traditional metal halide bulbs, CMH technology uses a ceramic arc tube, allowing for higher operating temperatures and improved spectral output. This results in better plant response, higher yields, and more natural light quality. The 315W power rating offers an excellent balance between energy efficiency and light intensity, making it ideal for growers looking to optimize performance while reducing energy costs. ✔ Ideal Applications: Indoor grow tents Greenhouse systems Hydroponic growing Commercial cultivation Flowering stage lighting ✔ Why Choose CMH/CDM: Higher PAR output than standard MH Better color rendering (CRI) More efficient energy use Longer lifespan Lower heat output PRODUCT SPECIFICATIONS Type: CMH / CDM (Ceramic Metal Halide) Wattage: 315W Color Temperature: 3000K Base Type: PGZX18 Light Spectrum: Full Spectrum (Enhanced Red) Lifespan: ~15,000 – 20,000 hours Application: Indoor / Greenhouse Compatibility: 315W CMH fixtures & ballasts

  • Produces a balanced warm spectrum with strong red output, ideal for flowering stage and full-cycle plant growth.
  • CMH/CDM technology delivers higher PAR output, better color rendering, and improved efficiency compared to traditional MH bulbs.
  • Provides intense, uniform light distribution with lower heat output than 1000W HID systems—perfect for controlled grow environments.
  • Designed for use with 315W CMH/CDM fixtures and ballasts. Ensure compatibility with PGZX18 socket systems.
  • Maintains consistent spectrum and brightness over time with longer usable life compared to standard MH bulbs.
UPC 850081666196
Color Clear
Voltage 110 Volts
Wattage 630 watts
Bulb Base B15D
Brand Name Silk Road Greenhouse
Brightness 3000 Lumen
Light Type Metal Halide
Model Name Model 1
Unit Count 1.0 Count
Light Color White
Manufacturer Factory in China
Model Number Grow Light
Material Type Glass
Number of Items 1
Additional Features Shock Resistant
Light Output Maximum 3000 Lumens
Manufacturer Part Number Part 1
Specific Uses For Product Grow Room

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