Omega Spectra G-Line G100 LED Grow Light – Full Spectrum
Omega Spectra G-Line G100 LED Grow Light – Full Spectrum
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Order by 3pm Mon–Fri — we aim to post same day · FREE Express Delivery over £99 · 1–2 working days · Free Wembley pickup
- 14-day returns
- Price match promise
- Free Wembley store pickup
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Description
A powerful full-spectrum 100W LED built for tight spaces
The Omega Spectra G100 is a lightweight 100W full-spectrum LED from Omega's G-Line range, running Samsung LM301B diodes on a Meanwell driver at 277 umol/s PPF and 2.7 umol/J efficacy. It works as a stand-alone light for small tents or a supplementary source in a larger grow room, covering 60 x 60cm up to 90 x 90cm. Its single optimised spectrum carries a crop from veg through flower, so there's no swapping fixtures between stages.
Key Benefits
- Full spectrum runs the whole cycle from one fixture - no separate veg and bloom lights
- 2.7 umol/J efficacy delivers HPS-level light for far less power
- Cool-running LED design keeps canopy heat down versus HPS
- Onboard dimmer tunes intensity as plants develop
- 50,000-hour rated lifespan in a waterproof, silent build
- Lightweight for easy hanging on the included Yo-Yo hanger, backed by a 3-year warranty
Short on space but still need proper PPFD?
Bulky, hot fixtures create uneven canopy heat in small tents and cupboard grows and force compromises on hanging height. The cool-running G100 hangs close to the canopy without scorching top growth, delivering consistent PPFD across a compact footprint through the full grow cycle.
How to Use
- Hang the unit level over the canopy using the included Yo-Yo hanger.
- Connect the power lead and switch on at the mains.
- Set intensity on the onboard dimmer to suit the growth stage.
- As it draws only 100W, it runs fine on most standard timers - a heavy-duty grow room timer is recommended.
Technical Specifications
- Power draw: 100W
- PPF: 277 umol/s
- Efficacy: 2.7 umol/J
- Coverage: 60 x 60cm core, up to 90 x 90cm
- Dimensions: 29.8 x 26.5 x 5.3cm
- Diodes: Samsung LM301B
- Driver: Meanwell
- Spectrum: full spectrum (veg to flower)
- Dimming: onboard dimmer
- Lifespan: 50,000 hours minimum
- Build: waterproof, silent, passively cooled
- Warranty: 3 years
- Included: 1 x Yo-Yo hanger
Questions & answers
What area does it cover?
Up to 90 x 90cm for vegetative growth and 60 x 60cm in flower, so it suits a small tent or adds light to a larger room.
How high should I hang it?
Omega suggest 61–76cm for seedlings, 46–61cm in veg and 30–46cm in flower. The Yo-Yo hanger in the box makes adjusting easy.
What's inside it?
Samsung LM301B diodes on a Mean Well driver, giving 277 umol/s from 100W at 2.7 umol/J.
Do I need separate veg and flower lights?
No. Its single full spectrum runs from veg through flower, so there's no swapping fixtures.
What warranty does it have?
3 years, with a rated lifespan of 50,000 hours.

FREE Express Delivery on orders over £99. We aim to post same day on Express Delivery — order by 3pm Mon–Fri — and delivery takes 1–2 working days. A few harder-to-stock or large, bulky items can take a little longer — we'll tell you if that applies to your order. Heavy-item surcharges are always shown at checkout before you pay — we only ever charge what delivery costs us. Prefer to collect? Free pickup at our Wembley store.


