Here’s the thing about heating a garage or workshop: you need serious heat, but you don’t have a ton of space to work with. And you need it fast. That’s exactly what we built these electric garage heaters around. The whole system hinges on a high-output halogen heating tube. It’s designed to pack a huge punch of heat into a tiny footprint, so you’re not fighting for room in your shop. Let’s get into the details. The 400V electrical rating isn’t just a random number. It lets the heater draw serious power from a standard three-phase industrial supply. This keeps the current manageable and the wiring simple, so you don’t need a major overhaul to get it running. Then there’s the tube itself: 300mm long, pumping out 2500W. That’s a lot of watt-density in a small spot. What does that mean for you? It means the heat comes on almost instantly. Perfect for warming up a specific work area or keeping the temperature steady in a bay. Of course, that kind of power puts a lot of stress on the enclosure, so it has to be built to handle the heat. The materials matter, too. We use a quartz envelope with a halogen fill. This isn’t just about making the tube last; it’s about keeping the heat output consistent, even after thousands of on-off cycles. It’s tough enough to handle the thermal shock of being switched on and off again and again without failing. And the R7s bi-pin connector? It’s a straight-up industrial connection. Simple to wire up, easy to service if something ever goes wrong, and the solid contact holds up to the constant vibration from shop equipment. So what does this feel like to use? In a garage or small shop, you want heat exactly where and when you need it. These tubes deliver that instantly, as radiant heat. It doesn’t waste time warming up the air, which just escapes through open doors. Instead, it warms objects and the floor directly. It’s that immediate, comforting kind of heat. Because the design is so compact, you can mount it just about anywhere. And when it’s time to replace the tube, the R7s connection makes it a straightforward job. But here’s the trade-off. With this much power packed into one spot, you need to make sure your heater is paired with proper ventilation and cooling. That’s how you keep everything running safely and smoothly.