Introduction
We built this 400V halogen heater lamp for the real-world—specifically, industrial garages where space is tight and you need serious heat, fast. It’s a shortwave infrared emitter that throws focused warmth exactly where you need it, without tripping the breaker on a standard shop circuit. At 2500W, in a 300mm tube, it’s compact by design. It runs on 400V and plugs into the system with an R7s connector, so installation is straightforward. No fuss, no extra brackets—just wire it in and go.
The Power Behind the Heat
This thing cranks out 2500W from a 300mm length, which means you get a lot of heat in a small footprint. That lets you warm a specific work zone almost instantly. Running on 400V helps keep the current lower than lower-voltage options. In practical terms, that means wiring runs stay cleaner and you don’t have to fight voltage drop. It also lines up nicely with the three-phase setups you often find in industrial garages. But here’s the thing—because the heat is so concentrated, you want to make sure the fixture and anything nearby can handle the temperature. Plan your mounting with that in mind.
What It’s Made Of
The tube is quartz, chosen because it can take rapid heating and cooling without cracking under the pressure. If you’re cycling the lamp on and off, it stays steady. Inside, a halogen fill keeps the output consistent over the life of the lamp. That means the element stays at the right temperature, and the infrared heat keeps coming the way you need it. The reflective coating pushes the energy forward, so more of the heat lands where you want it—on the work surface—instead of spilling in all directions. And the R7s connector? It gives you a secure, aligned fit. This is a true drop-in replacement. Wire it up, and you’re running.
Where It Shines
In a garage heater setup, this lamp is all about fast, focused warmth. It’s perfect for vehicle bays, service pits, and equipment enclosures. You feel the heat quickly, and you can direct it where you need it. Maintenance is simple, too. When it’s time to swap, it’s straightforward—no adapter hunt, no complicated install. Just keep in mind: the output is intense. Make sure the mounting hardware has enough clearance, and that the fixture can breathe. Plan for the heat density of 2500W, and it’ll perform the way it should.
Quick Specs
- **Power:**2500W
- **Voltage:**400V
- **Length:**300mm
- **Connector:**R7s
- **Tech:**Shortwave halogen infrared