Description
The 315W SE-CMH 4200K lamp from Adjust-A-Wings. Single jacket, standard E40 cap, and the same lamp that ships in the 315W SE-CMH Light Kit. Use it as a replacement, or run it in any 315W CMH fitting with an E40 lamp holder.
- 4200K daylight spectrum with extra deep red for yield, flavour and terpenes
- Ideal for veg and full-cycle grows in small tents, or mixed in with HPS for a wider spectrum
- E40 mogul base
FAQs
Will it work with an HPS ballast?
No. CMH lamps need a CMH-compatible ballast. The matching 315W UHF ballast is designed for it.
When should I replace it?
Most growers swap CMH lamps every 12 to 18 months of use, as output drops over time.

