Pure LED Q150 Grow Light (Pure Factory)

Pure LED Q150 Grow Light — 150W Full-Spectrum Power for Small Grow Spaces

The Pure LED Q150 is a 150W full-spectrum LED grow light from Pure Factory, built specifically for growers working with 60–80 cm tents, cupboards, and micro grow boxes. Packing Samsung LM281B+ PRO diodes into a compact 357 × 357 mm panel, it delivers 2.7 µmol/J efficiency — meaning more usable light per watt and less money disappearing into your electricity bill. If you're growing in a small space and want proper light without the heat headaches, this is the lamp we'd reach for first.

What's Included with the Pure LED Q150

Knowing exactly what arrives in the box matters — especially when you're planning a tight setup. The Q150 ships ready to hang with everything you need to get started:

• 1x Pure LED Q150 V2 grow light panel (357 × 357 × 43 mm)
• Adjustable hanging kit
• Power cable
• Manual dimmer (0–10V compatible)

The panel itself weighs 2.8 kg — light enough to hang from tent crossbars without worrying about structural integrity, but solid enough in the hand that you can feel the aluminium heatsink doing its job. No plastic housing pretending to be professional gear here.

Why the Q150 LED Grow Light Earns Its Spot in Small Tents

Small grow spaces are unforgiving. You've got limited headroom, restricted airflow, and every degree of heat matters. Most growers who start with a 60x60 or 80x80 tent make the same mistake: they either underpower their canopy with a cheap blurple panel, or they cram in a light that's too hot and too hungry for the space. We've seen both play out hundreds of times.

The Pure Factory Q150 sits in a sweet spot that actually makes sense for compact setups. At 150W true wall draw, it produces enough photosynthetically active radiation (PAR) to drive both vegetative growth and flowering without turning your tent into a sauna. The 4000K white plus 660nm red spectrum covers the full range your plants need — no swapping bulbs between growth stages, no supplementary red panels bolted on as an afterthought. One light, both phases, done.

The honest limitation? At 150W, you're realistically covering a 60x60 cm footprint well and an 80x80 cm footprint adequately. If you're eyeing a 100x100 tent or larger, you'll want to step up to the Q240 or Q320 in the Pure LED range. The Q150 doesn't pretend to be something it isn't — and that's exactly why it works so well in the space it's designed for.

Build Quality and Samsung LM281B+ PRO Diodes

The component list on this light reads like something from a panel twice the price. The Q150 runs 576 Samsung LM281B+ PRO LEDs — the same diode family used in professional horticultural lighting — alongside 42 Honglitronics SMD3535 deep-red diodes for that 660nm flowering boost. Samsung's LM281B+ line is known for maintaining output over thousands of hours; these aren't the mystery-brand LEDs that dim noticeably after one grow cycle.

Pick it up and you'll notice the weight sits in the heatsink — a passive aluminium design that dissipates heat without any fans. Zero fans means zero noise. You can run this light in a bedroom cupboard at 2 AM and the only sound you'll hear is your own breathing. The IP65 rating means it handles humid grow environments without flinching — splashes, condensation, the works. That rating is genuinely useful, not just a spec-sheet flex, especially if you're growing in a tent where humidity regularly sits above 60%.

Specifications — Pure LED Q150 Grow Light

Comparison — Pure LED Q Series for Different Grow Spaces

The Q150 is the entry point in Pure Factory's quantum board lineup. Choosing the right wattage comes down to tent size — nothing more complicated than that. Here's how the range breaks down:

We'd pick the Q150 over a generic 150W panel every time for one reason: the 2.7 µmol/J efficiency figure. Cheap panels claiming 150W often deliver half the usable PAR because they're running inefficient diodes at high current. The Samsung LM281B+ chips in the Q150 run cool and efficient — you get more light on your canopy for the same electricity cost.

How to Set Up the Pure LED Q150

1. Unbox the Q150 and attach the hanging cables to the four mounting points on the panel. The kit includes adjustable hangers — set them to equal length so the light sits level.
2. Hang the panel from your tent's crossbar or ceiling mount. For a 60x60 tent, centre it. For an 80x80, you'll still want it centred — the 120° beam angle spreads light wide enough to cover the corners.
3. Connect the power cable. The Q150 accepts 100–277V AC, so it works with any standard European socket without a transformer or adapter.
4. Set the dimmer. During early vegetative growth, dial it down to around 50–60% to avoid stressing seedlings. As your plants mature and enter flowering, ramp it up to full power. The manual dimmer gives you stepless control — no fixed presets, just smooth adjustment.
5. Adjust hanging height. Start at roughly 40–50 cm above the canopy during veg, dropping to 30–40 cm during flower. Watch your plants — if leaf tips curl or bleach, raise the light. If stems stretch, lower it.
6. If you're using an external climate controller with a 0–10V signal output, connect it to the Q150's dimmer port for automated light intensity control tied to your environmental sensors.

From Our Counter — What We've Noticed

The Q150 runs noticeably cooler than similarly rated panels we've had on the shelf. In a 60x60 tent with the flap open for 30 seconds, you can hold your hand directly under the panel without discomfort — try that with an old-school HPS in the same space and you'll pull back fast. That low heat output means less load on your extraction fan and less risk of heat stress during summer months when ambient temperatures climb.

One thing to keep in mind: the 120° beam angle is wide by design, which is brilliant for even canopy coverage in small tents but means light intensity drops off faster at the edges compared to a narrower-beam panel. In an 80x80 tent, the outer 10 cm of your canopy will receive noticeably less PAR than the centre. If you're growing a single large plant with LST training to fill the space, this matters less. If you've got four pots pushed into the corners, the corner plants will stretch slightly more. It's not a dealbreaker — just worth knowing so you can plan your layout accordingly.

Frequently Asked Questions

Last updated: April 2026