Philips 315w/942 CDM

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The Philips 315W/942 CDM Bulb is a high-quality ceramic metal halide (CMH) lamp designed to deliver intense, full-spectrum light for vigorous plant growth. With a color temperature of 4200K, this lamp provides a balanced white light that closely mimics natural sunlight, making it ideal for vegetative growth and supplemental lighting throughout the plant lifecycle. Engineered for use with 315W CDM fixtures, the Philips 942 CDM offers high PAR output and superior color rendering, promoting robust development and better light penetration. Its low heat output makes it perfect for tight grow spaces where temperature control is critical. How to Use: Use with a compatible 315W CDM/CMH ballast and reflector. Install using gloves or a clean cloth to avoid oil residue on the glass. Ideal for use during the vegetative stage or as supplemental lighting alongside HPS in bloom. Replace after approximately 12,000–15,000 hours to maintain optimal light quality. Key Features & USPs: 4200K daylight spectrum – perfect for veg and all-round lighting High PAR efficiency – promotes healthy, vigorous growth Excellent color rendering (CRI >90) – mimics natural sunlight Low heat output – ideal for smaller or temperature-sensitive grow spaces Long lifespan – consistent performance over thousands of hours Trusted Philips quality – reliable, professional-grade horticultural lighting Show more