Watch a MEMS wafer come off the final rinse. If the drying heater can’t pull its weight, you get watermarks, then photoresist adhesion goes sideways, and the lot is dead before metrology even gets a say. We built our MEMS wafer drying heater to take that variability off the table. What actually matters on the line Temperature uniformity across the substrate is the knob that controls yield. Our heater holds wafer-level uniformity within ±0.1°C, so your soft bake and hard bake profiles track the recipe—every cycle, within tolerance. The system is compatible with cleanroom Class 1–100, and the materials plus airflow path are chosen to keep particle generation at zero. Photoresist integrity stays clean, and critical dimension control doesn’t wander. Repeatability isn’t a promise; it’s engineered in. Setpoint to actual temperature variance is measured, logged, and repeatable lot to lot. Why this fits MEMS reality MEMS fabrication keeps the thermal budget tight, and the topography doesn’t forgive sloppy drying. A controlled dry knocks out the last film of water without leaving marks, without adding particles, and without shifting the bake. That means fewer reworks, less scrap, and throughput that stays steady. Energy use is tuned for the duty cycle, and the heater is built for 24/7 operation—planning around maintenance windows, not chasing unplanned downtime. What you need to do up front Installation comes down to matching exhaust and supply to the tool footprint and confirming voltage and connector specs for your machine. Plan on a short commissioning run to calibrate the profile to your resist stack and substrate stack. Once that’s set, the process repeats. But that initial alignment? Non-negotiable.