When you’re cramming serious heat into a tiny spot, the smallest heater isn’t just a part. It’s a decision about how the whole thermal system comes together. That’s why we built compact quartz halogen tubes for the places where space is tight—but the heat can’t take a back seat. Power, voltage, and size—without the bulk These heaters are all about packing a punch into a small footprint. We’re talking high heat density. A typical unit runs at 400V and 2500W, squeezing out maximum wattage per millimeter of length. The tube is just 300mm long, so it slips into crowded enclosures without a fight. Running at high voltage and high power means less current draw than low-voltage options. That keeps your conductors smaller and cuts voltage drop over distance. But here’s the trade-off: the surrounding gear has to live with concentrated heat. So you need solid thermal management and proper clearance. Plan for it, and it just works. Quartz, halogen, and an R7s connector that actually makes sense We chose a quartz envelope because it handles rapid temperature swings and stays highly efficient at transferring heat. Inside, the halogen cycle keeps the filament clean, so output stays steady over the life of the heater. Then there’s the R7s connector—practical, no-nonsense, and perfect for compact industrial heaters. It gives you a secure bi-pin connection that’s easy to wire and stays reliable even when things vibrate. The whole design keeps the mechanical side simple, so you can drop it in and get on with your day. Precision heat where space is at a premium These tubes shine in the tough spots: small injection mold zones, localized drying lanes, and process heating that needs to respond fast and stay steady. The payoff? High power in a short length gives you precise temperature control without having to blow up the machine bay. For engineers, that means fewer redesigns, fewer hot spots, and a heater that takes the heat without stealing your space.